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Re-write and simplify the following expressions in radical form.

Which expression with a fractional exponent best represents √7 ?

• 7 ^½

• 7¼

• 7⅓

• 2⁷

Write the expression in exponential form. 

• A

• B

• C

• D

Write each expression in exponential form.

• A

• B

• C

• D

Evaluate:

• 2

• 4

• 16

• 64

Simplify:

• 2

• 8

• 16

• 32

• 7³
• 7
• 7^3/4
• 7^4/3

Solve the equation. Remember to check for extraneous solutions.

 $-7+\sqrt{8p}=-3$  

•  $p=-5$  

•  $p=2$  

•  $p=9$  

•  $p=-10,\ 9$  

Solve the equation. Remember to check for extraneous solutions.

 $-5=\sqrt{7x+2}-9$  

•  $x=-10,\ 8$  

•  $no\ solution$  

•  $x=2$  

•  $x=8$