Solving Equations Using Radicals

Which of the following has an single integer (no decimal) solution?

•  $2x^2=12$  

•  $3x^3=375$  

•  $4x^4=64$  

•  $5x^5=-100$  

• none of these

Which of the following has a pair of integer (no decimal) solutions?

•  $2x^2=12$  

•  $3x^3=375$  

•  $4x^4=64$  

•  $5x^5=-100$  

• none of these

Which of the following does not have real solutions (all imaginary) ?

•  $-2x^2=12$  

•  $3x^3=-375$  

•  $-4x^4=-64$  

•  $6x^5=-1755$  

• none of these

 $5x^3=120$  Which of the following is the exact answer to the following equation? (mark as many as apply)

• 
• 
• 
• 2.88449914061
  

• 2.9

Which of the following has an single radical solution?

•  $2x^2=12$  

•  $3x^3=375$  

•  $4x^4=64$  

•  $5x^5=-100$  

• none of these

 $5x^3=120$  Which of the following is the approximate answer to the following equation? (mark as many as apply)

• 
• 
• 
• 2.88449914061
  

• 2.9

 $4x^2+16=n$  

What value of n would guarantee that the answer to the given equation was a pair of radicals (not integer)?

• 0

• 24

• 32

• -16

 $nx^2-25=7$  

What value of n would guarantee that the answer to the given equation was a pair of integers (no decimal)?

• -2

• 2

• -4

• 4

 $-8x^3+17=18$  

solve the given equation (only type solution)

 $3x^3+6=36$  

Solve the given equation (only type solution, round to two decimal places, if necessary)