Using symbols for solutions to equations

8x⁶ = -23x³ + 3 (Make sure to select all answers)

• x = cube root of 3

• x = cube root of negative 3

• x = -1/2

• x = 1/2

• x = 1/8

 $Solve\ \ x^4+17\ =\ 273$  

•  $x=\pm4.1$  

•  $x=\pm4$  

•  $x=\pm5$  

•  $x=\pm6$  

x⁴ = 256

• x = 16

• x = -16

• x = 4

• x = -4

• $\pm4$

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

Find the indicated real n^th root(s) of a.

n = 5 , a = -243

• 3

• -3

• ±3

• no real roots

x⁴ = 256 (Make sure to select all answers)

• x = 16

• x = -16

• x = 4

• x = -4

• No Real Solution

Solve for the REAL Solutions

 $x^8-7=-263$  

•  $x=-2$  

•  $x=\pm2\iota$  

•  $x=\pm2$  

• No Real Solutions

Solve for x:

 $2x^5-64=0$  

• 32

• -2

• 2

• -32

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