EX.9.1 & 9.3 - PRACTICE 2

• 8

• 9

• 10

• 11

• 5

• 10

• 15

• 20

What is the value of the expression?

• 64

• 8

• 4

• 2

What is the value of the expression?

• 2

• 4

• 16

• 14

What is the value of the expression?

• 2

• 4

• 16

• 14

Find the two square roots of the number 64

• 8 and -8

• 8 and 88

• There is only one square root

• 8 and 64

Find the square root(s):  $\sqrt{625}$  

• 11 and 11

• 22 and -22

• 25 and 25

• 25 and -25

Find the square root: $-\sqrt{361}$  

• 19

• Error

• -19

• 30

Find the square root:  $-\sqrt{\frac{9}{100}}$  

• Error

•  $\frac{3}{10}$  

•  $-\frac{3}{10}$  

•  $\frac{1}{10}$  

Evaluate:  $\left(\sqrt{9}\right)^2+5$  

• 150

• 11

• 14

• Error