Exponential Functions

Which function represents the table of values? 

• f(x) = 4x
• f(x) = x³
• f(x) = 4^x
• f(x) = 4^x-1

Tags

CCSS.HSF-LE.A.1A

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

• 8
• 4
• 2
• Cannot be determined

Tags

CCSS.8.EE.A.1

Solve for x:
9^x+8 = 81

• 2
• -6
• 6
• 8

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.4

What values of b make an exponential growth function?

• b > 0
• b <1
• b > 1
• 0 < b < 1

Tags

CCSS.HSF-IF.C.8B

What values of b make an exponential decay function?

• b > 0
• b < 1
• b > 1
• 0 < b < 1

Tags

CCSS.HSF-IF.C.8B

Solve:
3^x-2 = 27^4x

• -2/11
• -2/3
• 2/11
• 2/3

Tags

CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.4

81^3-x = (1/3)^5x-6

• 6
• -6
• 9/2
• 3/2

Tags

CCSS.HSA.CED.A.1

CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.4

Solve for x:
(1/8)^x = 2³

• x=−3
• x=3
• x=−1
• x=1

Tags

CCSS.6.EE.B.7

Can you convert this function table into an equation? Let's see!

X | Y

0 | 2

1 | 10

2 | 50

3 | 250

4 | 1250

• y = 2(10)^x

• y = 2(5)^x

• y = 5(2)^x

• y = 5(10)^x

Tags

CCSS.HSF.LE.A.2

Solve the following exponential equation:
 $\left(\frac{1}{2}\right)^{2x}=4^3$  

•  $x=3$  

•  $x=-\frac{5}{2}$  

•  $x=-3$  

•  $x=\frac{5}{2}$