Quiz logarithms

Rewrite 3⁴ = 81 in logarithmic form.

• log₃4 = 81
• log₈₁3 = 4
• log₃81 = 4
• log₄81 = 3

Tags

CCSS.HSF.BF.B.5

 $\log_{289}17=\frac{1}{2}$  Rewrite the equation in exponential form

•  $\frac{1}{2}^{17}=289$  

•  $17^{\frac{1}{2}}=289$  

•  $289^{\frac{1}{2}}=17$  

•  $289^{17}=\frac{1}{2}$  

Tags

CCSS.HSF.BF.B.5

 $64^{\frac{1}{2}}=8$  Rewrite the equation in log form

•  $\log_{\frac{1}{2}}64=8$  

•  $\log_864=\frac{1}{2}$  

•  $\log_{\frac{1}{2}}8=64$  

•  $\log_{64}8=\frac{1}{2}$  

Tags

CCSS.HSF.BF.B.5

 $\log_464$  Evaluate the expression

• 3

• 4

• 2

• 8

Tags

CCSS.HSF.BF.B.5

Write in Expanded Form:

log(xy²)

• logx+2logy

• logx+logy²

• logx-2logy

• logx+logy+log2

Write the logarithm expression as a single logarithm

log₆25 - log₆5

• log₆125

• log₅20

• log₆5

• log₆30

Write in Expanded Form:

 $\log\left(\frac{x}{y}\right)$  

• logx+logy

• xlogy

• log(x-y)

• logx-logy

Write as a single logarithm.

16 log u +4 log v

• log(v⁴u¹⁶)

• log(v⁴u⁴)

• log(vuw⁴)

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

CCSS.HSF.BF.B.5

CCSS.HSF.IF.C.8

Solve for x

log₅(4x - 7) = log₅(x + 5)

• 3

• 12

• 4

• 7

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

CCSS.HSF.BF.B.5

Solve for x

log₂(x + 3) = 4

• 16

• 13

• 3

• 10

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSF.BF.B.5