Question

Evaluate each expression

59.$\sqrt{9}$

Short answer

Expression $\sqrt{9}$results into 3

Step-by-step solution

- Meaning of a

The symbol$\sqrt{}$ is used to denote square root of a number.

Thus$\sqrt{a}$ denotes square root of $\text{'}a\text{'}$

- Find a whole number whose square is 9

Since, $3^2=9$

So, a whole number whose square is 9 is 3

- Simplify 9

Since, square of 3 is 9

So, square root of 9 is 3, $\sqrt{9}=3$

Thus, value of $\sqrt{9}$is 3