NCERT Solutions Class 9 Maths
Chapter – 1 (Number Systems )
The NCERT Solutions in English Language for Class 9 Mathematics Chapter – 1 Number Systems Exercise 1.4 has been provided here to help the students in solving the questions from this exercise.
Chapter 1: Number Systems
- NCERT Solution Class 9 Maths Ex – 1.1
- NCERT Solution Class 9 Maths Ex – 1.2
- NCERT Solution Class 9 Maths Ex – 1.3
- NCERT Solution Class 9 Maths Ex – 1.5
- NCERT Solution Class 9 Maths Ex – 1.6
Exercise – 1.4
1. Visualise 3.765 on the number line, using successive magnification.
Answer – A number line is a line representing infinites of number shown in below number line.
Hence by dividing 3 and 4 into ten parts.
Now on further dividing the gap between 3.7 and 3.8 into ten parts
Divide the gap between 3.76 and 3.77 into ten parts.
Then finally we got 3.765.
Therefore 3.765 is visualized on the number line as shown in the above number line.
2. Visualise 4. on the number line, upto 4 decimal places.
Answer – 4. = 4.2626..
