Exp/Log Function Test

Which is the basic form of an exponential function?

Solve 3³ = 3^{4x + 2}

• x = ¼
• x = -¼
• x = ½
• x = -½

To solve 8 = 2^5x+7, you would need to re-write 8 as what base?

• 8
• 4
• 2
• Cannot be determined

Solve: 2^x = 4^x+1

• x = -2
• x = 2
• x = -3
• x = 3

Solve the following exponential equation:

 $7^{-x}=49$  

•  $x=1$  

•  $x=-1$  

•  $x=2$  

•  $x=-2$  

Solve for x: log₃x=log₃9

• x=3

• log 9

• x=9

• 3x