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Chapter 1: Q59. (page 10)

Evaluate each expression

59.9

Short Answer

Expert verified

Expression 9results into 3

Step by step solution

01

- Meaning of a

The symbol is used to denote square root of a number.

Thusa denotes square root of 'a'

02

- Find a whole number whose square is 9

Since, 32=9

So, a whole number whose square is 9 is 3

03

- Simplify 9

Since, square of 3 is 9

So, square root of 9 is 3, 9=3

Thus, value of 9is 3

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