WEEK #5: Solving Exponential Functions

When solving exponential equations, you must first get like _______?

• exponents
• bases

Solve 3³ = 3^{4x + 2}

• ¼
• -¼
• ½
• -½

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSF.LE.A.1

 $2^{-x}=2^4$  

• 4

• -4

• 2

• -2

Solve for x:
(-3)^x = (-3)¹³

• 13
• -3
• x + 13
• x -13

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSF.LE.A.1

If you were solving for x using the same base method, what would be the best base to pick?
9^x+8 = 81

• 9
• 81
• 2
• no common base

To solve 36 = 6^x, re-write 36 as what base and exponent?

• 3⁶
• 6³
• 6²
• 3¹²

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.SSE.A.1

CCSS.HSF.BF.A.1

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

• 8
• 4
• 2
• Cannot be determined

Solve: 7^-x = 49

• x = 1
• x = -1
• x = 2
• x = -2

Tags

CCSS.6.EE.B.7

2³ⁿ = 4

• 2
• 3
• 2/3
• 4

Tags

CCSS.6.EE.B.7

 $16=4^{2x-12}$  

• 5

• 7

• 2

• 4