Chapter SH, Problem 10.1.26EP

To determine

To calculate: Square root of the given number to the nearest integer using calculator.

Answer to Problem 10.1.26EP

Square root of the $-\sqrt{84.2}$ is $-9$

Explanation of Solution

Given information:

Given number: $-\sqrt{84.2}$

Calculation:

For finding out the square root of the $-\sqrt{84.2}$ by using calculator with using keystrokes as below:

First enter the number $-84.2$ after that press $\sqrt{}$ , after that press $(=)$ button and then calculator displays the answer as below:

  $-\sqrt{84.2}=-9.17605579$

Value of $-\sqrt{84.2}$ rounded to nearest integer is as follows:

  $\begin{array}{l}-\sqrt{84.2}=-9.2\\ -\sqrt{84.2}\approx -9\end{array}$