Exponential and Log Equations

Solve for x:
2^{3x + 1} = 32

• 0
• -1
• 5/3
• 4/3

Tags

CCSS.7.EE.B.4A

Solve: 9^8-x = 27^x-3

• 5
• -5
• 1/5
• -1/5

Tags

CCSS.HSA.CED.A.1

CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.4

7ⁿ⁺¹⁰- 8 = 6

• -7.374
• -8.643
• -7.360
• -8.853

Tags

CCSS.7.EE.B.4A

log(x+6) = 1

• 4
• 4.222
• -5
• -9.550

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.4

Change to Exponential Form:
log₆36 = 2

• 2⁶=36
• 6²=36
• 36²=6
• 36⁶=2

Tags

CCSS.HSF.BF.B.5

Change to Logarithmic Form:
5³ = 125

• log ₅ 125 = 3
• log ₃ 125 = 5
• log ₅ 3 =125
• log₁₂₅ 3 = 5

Tags

CCSS.HSF.BF.B.5

Solve:
lnx = 7.25

• 1408.10
• 1330.42
• 1264.55
• 1182.32

Tags

CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.4

Solve:
log x + log 8 = 2 

• 10
• 12.5
• 15
• 17.5

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.4

Solve:
_{log (−2a + 9) = log (7 − 4a)} 

• -5
• -1
• 1
• 5

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

CCSS.HSF.BF.B.5

Solve:
log₂2x = -0.65 

• 0.32
• 0.23
• 0.45
• 0.54

Tags

CCSS.HSF.BF.B.5