{"id":3278,"date":"2022-12-09T07:55:37","date_gmt":"2022-12-09T07:55:37","guid":{"rendered":"https:\/\/theexampillar.com\/ncert\/?p=3278"},"modified":"2023-01-31T06:52:46","modified_gmt":"2023-01-31T06:52:46","slug":"ncert-solutions-class-8-maths-chapter-9-algebraic-expressions-and-identities-ex-9-4","status":"publish","type":"post","link":"https:\/\/theexampillar.com\/ncert\/ncert-solutions-class-8-maths-chapter-9-algebraic-expressions-and-identities-ex-9-4\/","title":{"rendered":"NCERT Solutions Class 8 Maths Chapter 9 Algebraic Expressions and Identities Ex 9.4"},"content":{"rendered":"<h2 style=\"text-align: center;\"><span style=\"color: #000000; font-family: georgia, palatino, serif;\">NCERT Solutions Class 8 Mathematics\u00a0<\/span><br \/>\n<span style=\"color: #000000; font-family: georgia, palatino, serif;\">Chapter &#8211; 9 (Algebraic Expressions and Identities)\u00a0<\/span><\/h2>\n<p style=\"text-align: justify;\"><span style=\"color: #000000; font-family: georgia, palatino, serif;\">The NCERT Solutions in English Language for Class 8 Mathematics <strong>Chapter &#8211; 9 Algebraic Expressions and Identities <\/strong>Exercise 9.4 has been provided here to help the students in solving the questions from this exercise.\u00a0<\/span><\/p>\n<h4><span style=\"color: #000000;\"><strong>Chapter 9: Algebraic Expressions and Identities<\/strong><\/span><\/h4>\n<ul>\n<li><a href=\"https:\/\/theexampillar.com\/ncert\/ncert-solutions-class-8-maths-chapter-9-algebraic-expressions-and-identities-ex-9-1\" target=\"_blank\" rel=\"noopener\">NCERT Solution Class 8 Maths Ex &#8211; 9.1<\/a><\/li>\n<li><a href=\"https:\/\/theexampillar.com\/ncert\/ncert-solutions-class-8-maths-chapter-9-algebraic-expressions-and-identities-ex-9-2\" target=\"_blank\" rel=\"noopener\">NCERT Solution Class 8 Maths Ex &#8211; 9.2<\/a><\/li>\n<li><a href=\"https:\/\/theexampillar.com\/ncert\/ncert-solutions-class-8-maths-chapter-9-algebraic-expressions-and-identities-ex-9-3\" target=\"_blank\" rel=\"noopener\">NCERT Solution Class 8 Maths Ex &#8211; 9.3<\/a><\/li>\n<li><a href=\"https:\/\/theexampillar.com\/ncert\/ncert-solutions-class-8-maths-chapter-9-algebraic-expressions-and-identities-ex-9-5\" target=\"_blank\" rel=\"noopener\">NCERT Solution Class 8 Maths Ex &#8211; 9.5<\/a><\/li>\n<\/ul>\n<h2 style=\"text-align: center;\"><span style=\"color: #000000; font-family: georgia, palatino, serif;\">Exercise &#8211; 9.4\u00a0<\/span><\/h2>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>1.\u00a0Multiply the binomials.<br \/>\n<\/strong><strong>(i)<\/strong> (2x + 5) and (4x \u2013 3)<br \/>\n<strong>(ii)<\/strong> (y \u2013 8) and (3y \u2013 4)<br \/>\n<strong>(iii)\u00a0<\/strong>(2.5l \u2013 0.5m) and (2.5l + 0.5m)<br \/>\n<strong>(iv)\u00a0<\/strong>(a + 3b) and (x + 5)<br \/>\n<strong>(v)\u00a0<\/strong>(2pq + 3q<sup>2<\/sup>) and\u00a0(3pq \u2013 2q<sup>2<\/sup>)<br \/>\n<strong>(vi)<\/strong> <img decoding=\"async\" src=\"https:\/\/latex.codecogs.com\/gif.latex?\\left&amp;space;(&amp;space;\\frac{3}{4}a^2&amp;space;+&amp;space;3b^2\\right&amp;space;)\" alt=\"\\left ( \\frac{3}{4}a^2 + 3b^2\\right )\" align=\"absmiddle\" \/> and <img decoding=\"async\" src=\"https:\/\/latex.codecogs.com\/gif.latex?4\\left&amp;space;(&amp;space;a^2+\\frac{2}{3}b^2&amp;space;\\right&amp;space;)\" alt=\"4\\left ( a^2+\\frac{2}{3}b^2 \\right )\" align=\"absmiddle\" \/><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>Solution &#8211;<\/strong><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>(i) (2x + 5) and (4x \u2013 3)<\/strong><br \/>\n= (2x + 5)(4x \u2013 3)<br \/>\n=\u00a02x \u00d7 4x\u00a0\u2013\u00a02x \u00d7 3 + 5 \u00d7 4x\u00a0\u2013\u00a05 \u00d7 3<br \/>\n=\u00a08x\u00b2 \u2013 6x + 20x &#8211; 15<br \/>\n=\u00a08x\u00b2 + 14x -15<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>(ii) (y \u2013 8) and (3y \u2013 4)<\/strong><br \/>\n= ( y \u2013 8)(3y \u2013 4)<br \/>\n= y \u00d7 3y \u2013 4y \u2013 8 \u00d7 3y + 32<br \/>\n= 3y<sup>2<\/sup>\u00a0\u2013 4y \u2013 24y + 32<br \/>\n= 3y<sup>2<\/sup>\u00a0\u2013 28y + 32<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>(iii)\u00a0(2.5l \u2013 0.5m) and (2.5l + 0.5m)<\/strong><br \/>\n= (2.5l \u2013 0.5m) (2.5l + 0.5m)<br \/>\n=\u00a02.5l \u00d7 2.5 l + 2.5l \u00d7 0.5m \u2013 0.5m \u00d7 2.5l \u2013 0.5m \u00d7 0.5m<br \/>\n= 6.25l<sup>2<\/sup>\u00a0+ 1.25 lm \u2013\u00a01.25 lm \u2013 0.25\u00a0m<sup>2<br \/>\n<\/sup>= 6.25l<sup>2<\/sup>\u2013 0.25\u00a0m<sup>2<\/sup><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>(iv)\u00a0<\/strong>(a + 3b) and (x + 5)<br \/>\n= (a + 3b) (x + 5)<br \/>\n= ax + 5a + 3bx + 15b<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>(v)\u00a0(2pq + 3q<sup>2<\/sup>) and\u00a0(3pq \u2013 2q<sup>2<\/sup>)<br \/>\n<\/strong>= 2pq \u00d7 3pq \u2013 2pq \u00d7 2q<sup>2<\/sup>\u00a0+ 3q<sup>2<\/sup> \u00d7 3pq \u2013 3q<sup>2<\/sup> \u00d7 2q<sup>2<br \/>\n<\/sup>= 6p<sup>2<\/sup>q<sup>2<\/sup>\u00a0\u2013 4pq<sup>3<\/sup>\u00a0+ 9pq<sup>3<\/sup>\u00a0\u2013 6q<sup>4<br \/>\n<\/sup>= 6p<sup>2<\/sup>q<sup>2<\/sup>\u00a0+ 5pq<sup>3<\/sup>\u00a0\u2013 6q<sup>4<\/sup><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>(vi) <img decoding=\"async\" src=\"https:\/\/latex.codecogs.com\/gif.latex?\\left&amp;space;(&amp;space;\\frac{3}{4}a^2&amp;space;+&amp;space;3b^2\\right&amp;space;)\" alt=\"\\left ( \\frac{3}{4}a^2 + 3b^2\\right )\" align=\"absmiddle\" \/> and <img decoding=\"async\" src=\"https:\/\/latex.codecogs.com\/gif.latex?4\\left&amp;space;(&amp;space;a^2+\\frac{2}{3}b^2&amp;space;\\right&amp;space;)\" alt=\"4\\left ( a^2+\\frac{2}{3}b^2 \\right )\" align=\"absmiddle\" \/><br \/>\n<\/strong>= <strong><img decoding=\"async\" src=\"https:\/\/latex.codecogs.com\/gif.latex?\\left&amp;space;(&amp;space;\\frac{3}{4}a^2&amp;space;+&amp;space;3b^2\\right&amp;space;)\" alt=\"\\left ( \\frac{3}{4}a^2 + 3b^2\\right )\" align=\"absmiddle\" \/><\/strong> \u00d7 <strong><img loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/latex.codecogs.com\/gif.latex?4\\left&amp;space;(&amp;space;a^2+\\frac{2}{3}b^2&amp;space;\\right&amp;space;)\" alt=\"4\\left ( a^2+\\frac{2}{3}b^2 \\right )\" width=\"102\" height=\"44\" align=\"absmiddle\" \/><\/strong><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">= <strong><img decoding=\"async\" src=\"https:\/\/latex.codecogs.com\/gif.latex?\\left&amp;space;(&amp;space;\\frac{3}{4}a^2&amp;space;+&amp;space;3b^2\\right&amp;space;)\" alt=\"\\left ( \\frac{3}{4}a^2 + 3b^2\\right )\" align=\"absmiddle\" \/><\/strong>\u00a0\u00d7 <img decoding=\"async\" src=\"https:\/\/latex.codecogs.com\/gif.latex?\\left&amp;space;(&amp;space;4a^2+\\frac{8}{3}b^2&amp;space;\\right&amp;space;)\" alt=\"\\left ( 4a^2+\\frac{8}{3}b^2 \\right )\" align=\"absmiddle\" \/> <\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">= <img decoding=\"async\" src=\"https:\/\/latex.codecogs.com\/gif.latex?\\frac{3}{4}\" alt=\"\\frac{3}{4}\" align=\"absmiddle\" \/>a\u00b2 \u00d7 (4a\u00b2 \u2013 <img decoding=\"async\" src=\"https:\/\/latex.codecogs.com\/gif.latex?\\frac{8}{3}\" alt=\"\\frac{8}{3}\" align=\"absmiddle\" \/>b\u00b2 ) + 3b\u00b2 \u00d7 (4a\u00b2 \u2013 <img decoding=\"async\" src=\"https:\/\/latex.codecogs.com\/gif.latex?\\frac{8}{3}\" alt=\"\\frac{8}{3}\" align=\"absmiddle\" \/>b\u00b2 )<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">= <img decoding=\"async\" src=\"https:\/\/latex.codecogs.com\/gif.latex?\\frac{3}{4}\" alt=\"\\frac{3}{4}\" align=\"absmiddle\" \/>a\u00b2 \u00d7 4a\u00b2 &#8211; <img decoding=\"async\" src=\"https:\/\/latex.codecogs.com\/gif.latex?\\frac{3}{4}\" alt=\"\\frac{3}{4}\" align=\"absmiddle\" \/> a\u00b2 \u00d7 <img decoding=\"async\" src=\"https:\/\/latex.codecogs.com\/gif.latex?\\frac{8}{3}\" alt=\"\\frac{8}{3}\" align=\"absmiddle\" \/>b\u00b2\u00a0+ 3b\u00b2 \u00d7 4a\u00b2\u00a0\u2013 3b\u00b2 \u00d7\u00a0<img decoding=\"async\" src=\"https:\/\/latex.codecogs.com\/gif.latex?\\frac{8}{3}\" alt=\"\\frac{8}{3}\" align=\"absmiddle\" \/>b\u00b2<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\">= 3a<sup>4<\/sup>\u00a0\u2013 2a\u00b2\u00a0b\u00b2\u00a0+ 12 a\u00b2\u00a0\u00a0b\u00b2\u00a0\u2013 8b<sup>4<br \/>\n<\/sup>= 3a<sup>4<\/sup>\u00a0+ 10a\u00b2\u00a0\u00a0b\u00b2\u00a0\u2013 8b<sup>4<\/sup><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>2. Find the product.<br \/>\n<\/strong><strong>(i)<\/strong> (5 \u2013 2x) (3 + x)<br \/>\n<strong>(ii)<\/strong> (x + 7y) (7x \u2013 y)<br \/>\n<strong>(iii)<\/strong> (a<sup>2<\/sup>+ b) (a + b<sup>2<\/sup>)<br \/>\n<strong>(iv)<\/strong> (p<sup>2\u00a0<\/sup>\u2013 q<sup>2<\/sup>) (2p + q)<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>Solution &#8211;<\/strong><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>(i) (5 \u2013 2x) (3 + x)<br \/>\n<\/strong>= 5 (3 + x) \u2013 2x(3 + x)<br \/>\n= 15 + 5x \u2013 6x \u2013 2x<sup>2<br \/>\n<\/sup>= 15 \u2013 x -2 x\u00a0<sup>2<\/sup><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>(ii) (x + 7y) (7x \u2013 y)<br \/>\n<\/strong>= x(7x &#8211; y) + 7y (7x &#8211; y)<br \/>\n= 7x<sup>2<\/sup>\u00a0\u2013 xy + 49xy \u2013 7y<sup>2<br \/>\n<\/sup>= 7x<sup>2<\/sup>\u00a0\u2013 7y<sup>2<\/sup>\u00a0+ 48xy<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>(iii) (a<sup>2<\/sup>+ b) (a + b<sup>2<\/sup>)<br \/>\n<\/strong>= a<sup>2<\/sup> (a + b<sup>2<\/sup>) + b(a + b<sup>2<\/sup>)<br \/>\n= a<sup>3<\/sup>\u00a0+ a<sup>2<\/sup>b<sup>2<\/sup>\u00a0+ ab + b<sup>3<br \/>\n<\/sup>= a<sup>3<\/sup>\u00a0+ b<sup>3<\/sup>\u00a0+ a<sup>2<\/sup>b<sup>2<\/sup>\u00a0+ ab<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>(iv) (p<sup>2<\/sup>\u2013 q<sup>2<\/sup>) (2p + q)<br \/>\n<\/strong>= p<sup>2\u00a0<\/sup>(2p + q) \u2013 q<sup>2<\/sup>\u00a0(2p + q)<br \/>\n= 2p<sup>3<\/sup>\u00a0+ p<sup>2<\/sup>q \u2013 2pq<sup>2<\/sup>\u00a0\u2013 q<sup>3<br \/>\n<\/sup>= 2p<sup>3<\/sup>\u00a0\u2013 q<sup>3<\/sup>\u00a0+ p<sup>2<\/sup>q \u2013 2pq<sup>2<\/sup><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>3.\u00a0Simplify.<br \/>\n<\/strong><strong>(i)<\/strong> (x<sup>2<\/sup>\u2013 5) (x + 5) + 25<br \/>\n<strong>(ii)<\/strong> (a<sup>2<\/sup>+ 5) (b<sup>3<\/sup>+ 3) + 5<br \/>\n<strong>(iii) <\/strong>(t + s<sup>2<\/sup>)(t<sup>2<\/sup>\u00a0\u2013 s)<br \/>\n<strong>(iv)<\/strong> (a + b) (c \u2013 d) + (a \u2013 b) (c + d) + 2 (ac + bd)<br \/>\n<strong>(v)<\/strong> (x + y)(2x + y) + (x + 2y)(x \u2013 y)<br \/>\n<strong>(vi)<\/strong> (x + y)(x<sup>2<\/sup>\u2013 xy + y<sup>2<\/sup>)<br \/>\n<strong>(vii)<\/strong> (1.5x \u2013 4y)(1.5x + 4y + 3) \u2013 4.5x + 12y<br \/>\n<strong>(viii)<\/strong> (a + b + c)(a + b \u2013 c)<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>Solution &#8211;<\/strong><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>(i) (x<sup>2<\/sup>\u2013 5) (x + 5) + 25<br \/>\n<\/strong>= x<sup>2<\/sup>(x + 5) &#8211; 5(x + 5) + 25<\/span><br \/>\n<span style=\"color: #000000;\">= x<sup>3<\/sup>\u00a0+ 5x<sup>2<\/sup>\u00a0&#8211; 5x &#8211; 25 + 25<\/span><br \/>\n<span style=\"color: #000000;\">= x<sup>3<\/sup>\u00a0+ 5x<sup>2<\/sup>\u00a0&#8211; 5x<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>(ii) (a<sup>2<\/sup>+ 5) (b<sup>3<\/sup>+ 3) + 5<br \/>\n<\/strong>= a<sup>2<\/sup>(b<sup>3<\/sup>\u00a0+ 3) + 5(b<sup>3<\/sup>\u00a0+ 3) + 5<\/span><br \/>\n<span style=\"color: #000000;\">= a<sup>2<\/sup>b<sup>3<\/sup>\u00a0+ 3a<sup>2<\/sup>\u00a0+ 5b<sup>3<\/sup>\u00a0+ 15 + 5<\/span><br \/>\n<span style=\"color: #000000;\">= a<sup>2<\/sup>b<sup>3<\/sup>\u00a0+ 3a<sup>2<\/sup>\u00a0+ 5b<sup>3<\/sup>\u00a0+ 20<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>(iii) (t + s<sup>2<\/sup>)(t<sup>2<\/sup>\u00a0\u2013 s)<br \/>\n<\/strong>= t(t\u00a0<sup>2<\/sup>\u00a0&#8211; s) + s<sup>2<\/sup>(t\u00a0<sup>2<\/sup>\u00a0&#8211; s)<\/span><br \/>\n<span style=\"color: #000000;\">= t<sup>3<\/sup>\u00a0&#8211; st + s<sup>2<\/sup>t\u00a0<sup>2<\/sup>\u00a0&#8211; s<sup>3<\/sup><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>(iv) (a + b) (c \u2013 d) + (a \u2013 b) (c + d) + 2 (ac + bd)<br \/>\n<\/strong>= a(c &#8211; d) + b(c &#8211; d) + a(c + d) &#8211; b(c + d) + 2(ac + bd)<\/span><br \/>\n<span style=\"color: #000000;\">= ac &#8211; ad + bc &#8211; bd + ac + ad &#8211; bc &#8211; bd + 2ac + 2bd<\/span><br \/>\n<span style=\"color: #000000;\">= (ac + ac + 2ac) + (ad &#8211; ad) + (bc &#8211; bc) + (2bd &#8211; bd &#8211; bd)<\/span><br \/>\n<span style=\"color: #000000;\">= 4ac<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>(v) (x + y)(2x + y) + (x + 2y)(x \u2013 y)<br \/>\n<\/strong>= x(2x + y) + y(2x + y) + x(x &#8211; y) + 2y(x &#8211; y)<\/span><br \/>\n<span style=\"color: #000000;\">= 2x<sup>2<\/sup>\u00a0+ xy + 2xy + y<sup>2<\/sup>\u00a0+ x<sup>2<\/sup>\u00a0&#8211; xy + 2xy &#8211; 2y<sup>2<br \/>\n<\/sup>= (2x<sup>2<\/sup>\u00a0+ x<sup>2<\/sup>) + (y<sup>2<\/sup>\u00a0&#8211; 2y<sup>2<\/sup>) + (xy + 2xy &#8211; xy + 2xy)<\/span><br \/>\n<span style=\"color: #000000;\">= 3x<sup>2<\/sup>\u00a0&#8211; y<sup>2<\/sup>\u00a0+ 4xy<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>(vi) (x + y)(x<sup>2<\/sup>\u2013 xy + y<sup>2<\/sup>)<br \/>\n<\/strong>= x(x<sup>2<\/sup>\u00a0&#8211; xy + y<sup>2<\/sup>) + y(x<sup>2<\/sup>\u00a0&#8211; xy + y<sup>2<\/sup>\u00a0)<\/span><br \/>\n<span style=\"color: #000000;\">= x<sup>3<\/sup>\u00a0&#8211; x<sup>2<\/sup>y + xy<sup>2<\/sup>\u00a0+ x<sup>2<\/sup>y &#8211; xy<sup>2<\/sup>\u00a0+ y<sup>3<br \/>\n<\/sup>= x<sup>3<\/sup>\u00a0+ y<sup>3<\/sup>\u00a0+ (xy<sup>2<\/sup>\u00a0&#8211; xy<sup>2<\/sup>) + (x<sup>2<\/sup>y &#8211; x<sup>2<\/sup>y)<\/span><br \/>\n<span style=\"color: #000000;\">= x<sup>3<\/sup>\u00a0+ y<sup>3<\/sup><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>(vii) (1.5x \u2013 4y)(1.5x + 4y + 3) \u2013 4.5x + 12y<br \/>\n<\/strong>= 1.5x(1.5x + 4y + 3) &#8211; 4y(1.5x + 4y + 3) &#8211; 4.5x + 12y<\/span><br \/>\n<span style=\"color: #000000;\">= 2.25 x<sup>2<\/sup>\u00a0+ 6xy + 4.5x &#8211; 6xy &#8211; 16y<sup>2<\/sup>\u00a0-12y &#8211; 4.5x + 12y<\/span><br \/>\n<span style=\"color: #000000;\">= 2.25x<sup>2<\/sup>\u00a0+ (6xy &#8211; 6xy) + (4.5x &#8211; 4.5x) &#8211; 16y<sup>2<\/sup>\u00a0+ (12y -12y)<\/span><br \/>\n<span style=\"color: #000000;\">= 2.25x<sup>2<\/sup>\u00a0&#8211; 16y<sup>2<\/sup><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><strong>(viii) (a + b + c)(a + b \u2013 c)<br \/>\n<\/strong>= a(a + b &#8211; c) + b(a + b &#8211; c) + c(a + b &#8211; c )<\/span><br \/>\n<span style=\"color: #000000;\">= a<sup>2<\/sup>\u00a0+ ab &#8211; ac + ab + b<sup>2<\/sup>\u00a0&#8211; bc + ca + bc &#8211; c<sup>2<br \/>\n<\/sup>= a<sup>2<\/sup>\u00a0+ b<sup>2<\/sup>\u00a0&#8211; c<sup>2<\/sup>\u00a0+ (ab + ab) + (bc &#8211; bc) + (ca &#8211; ca)<\/span><br \/>\n<span style=\"color: #000000;\">= a<sup>2<\/sup>\u00a0+ b<sup>2<\/sup>\u00a0&#8211; c<sup>2<\/sup>\u00a0+ 2ab<\/span><\/p>\n<p>&nbsp;<\/p>\n<table style=\"width: 100%; border-collapse: collapse;\" border=\"1\">\n<tbody>\n<tr style=\"height: 32px;\">\n<td style=\"width: 100%; background-color: #f2e079; text-align: center; height: 32px;\"><span style=\"color: #ff0000; font-size: 14pt;\"><strong>NCERT Class 8<sup>th\u00a0<\/sup>Solution\u00a0<\/strong><\/span><\/td>\n<\/tr>\n<tr style=\"height: 28px;\">\n<td style=\"width: 100%; text-align: left; height: 28px;\"><span style=\"font-size: 14pt;\"><strong><span style=\"font-family: georgia, palatino, serif; font-size: 12pt;\"><a class=\"row-title\" href=\"https:\/\/theexampillar.com\/ncert\/ncert-solutions-class-8-english\/\" target=\"_blank\" rel=\"noopener\" aria-label=\"\u201cNCERT Solutions Class 6 English\u201d (Edit)\">NCERT Solutions Class 8 English<\/a><\/span><\/strong><\/span><\/td>\n<\/tr>\n<tr style=\"height: 28px;\">\n<td style=\"width: 100%; text-align: left; height: 28px;\"><span style=\"font-size: 14pt;\"><strong><span style=\"font-family: georgia, palatino, serif; font-size: 12pt;\"><a class=\"row-title\" href=\"https:\/\/theexampillar.com\/ncert\/ncert-solutions-class-8-hindi\/\" aria-label=\"\u201cNCERT Solutions Class 6 Maths\u201d (Edit)\">NCERT Solutions Class 8 Hindi<\/a><\/span><\/strong><\/span><\/td>\n<\/tr>\n<tr style=\"height: 28px;\">\n<td style=\"width: 100%; text-align: left; height: 28px;\"><span style=\"font-size: 14pt;\"><strong><span style=\"font-family: georgia, palatino, serif; font-size: 12pt;\"><a class=\"row-title\" href=\"https:\/\/theexampillar.com\/ncert\/ncert-solutions-class-8-maths\/\" target=\"_blank\" rel=\"noopener\" aria-label=\"\u201cNCERT Solutions Class 6 Maths\u201d (Edit)\">NCERT Solutions Class 8 Mathematics<\/a>\u00a0<\/span><\/strong><\/span><\/td>\n<\/tr>\n<tr style=\"height: 28px;\">\n<td style=\"width: 100%; text-align: left; height: 28px;\"><a href=\"https:\/\/theexampillar.com\/ncert\/ncert-solutions-class-8-sanskrit-ruchira\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-size: 14pt;\"><strong><span style=\"font-family: georgia, palatino, serif; font-size: 12pt;\">NCERT Solutions Class 8 Sanskrit<\/span><\/strong><\/span><\/a><\/td>\n<\/tr>\n<tr style=\"height: 28px;\">\n<td style=\"width: 100%; text-align: left; height: 28px;\"><span style=\"font-size: 14pt;\"><strong><span style=\"font-family: georgia, palatino, serif; font-size: 12pt;\"><a class=\"row-title\" href=\"https:\/\/theexampillar.com\/ncert\/ncert-solutions-class-8-science\/\" target=\"_blank\" rel=\"noopener\" aria-label=\"\u201cNCERT Solutions Class 6 Social Science\u201d (Edit)\">NCERT Solutions Class 8 Science<\/a><\/span><\/strong><\/span><\/td>\n<\/tr>\n<tr style=\"height: 28px;\">\n<td style=\"width: 100%; text-align: left; height: 28px;\"><span style=\"font-size: 14pt;\"><strong><span style=\"font-family: georgia, palatino, serif; font-size: 12pt;\"><a class=\"row-title\" href=\"https:\/\/theexampillar.com\/ncert\/ncert-solutions-class-8-social-science\/\" target=\"_blank\" rel=\"noopener\" aria-label=\"\u201cNCERT Solutions Class 6 Social Science\u201d (Edit)\">NCERT Solutions Class 8 Social Science<\/a><\/span><\/strong><\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>NCERT Solutions Class 8 Mathematics\u00a0 Chapter &#8211; 9 (Algebraic Expressions and Identities)\u00a0 The NCERT Solutions in English Language for Class 8 Mathematics Chapter &#8211; 9 Algebraic Expressions and Identities Exercise 9.4 has been provided here to help the students in solving the questions from this exercise.\u00a0 Chapter 9: Algebraic Expressions and Identities NCERT Solution Class [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[442],"tags":[460,461,445,5],"class_list":["post-3278","post","type-post","status-publish","format-standard","hentry","category-class-8-maths","tag-ncert-class-8-maths-chapter-9-algebraic-expressions-and-identities-in-english","tag-ncert-solutions-class-8-maths-chapter-9-in-english","tag-ncert-solutions-class-8-maths-in-english","tag-ncert-solutions-in-english"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.9 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>NCERT Solutions Class 8 Maths Chapter 9 Algebraic Expressions and Identities Ex 9.4 | TheExamPillar NCERT<\/title>\n<meta name=\"description\" content=\"NCERT Solutions Class 8 Mathematics\u00a0Chapter - 9 (Algebraic Expressions and Identities)\u00a0The NCERT 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