Unit 5 Quiz !

Simplify completely. This is an open Response! Show Your work on a Sheet of Paper Make sure you circle your answer and put a star by it.

• put answer on paper

• Put answer on paper

• 9x²n³

What is an equivalent numerical expression for using

rational exponents?

• 7²
• 7^1/2
• 7^-2
• 7^-1/2

Simplify.
 $\sqrt{6}\times\sqrt{2}$  

•  $4\sqrt{3}$  

•  $\sqrt{12}$  

•  $2\sqrt{3}$  

•  $12$  

Simplify completely.
 $-2\sqrt{10}\times\sqrt{8}$  

•  $-32\sqrt{5}$  

•  $-4\sqrt{20}$  

•  $-8\sqrt{20}$  

•  $-8\sqrt{5}$  

Write an algebraic equation for

"Nine less than a number squared is 40"

15 decreased by a number b squared

• 15 + b²

• 15 - b²

• b² - 15

• 15 - b³

What is an equivalent numerical expression for using

rational exponents?