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Expand and Condense Logarithms

Authored by Julie Wiseheart

Mathematics

10th - 11th Grade

CCSS covered

Used 66+ times

Expand and Condense Logarithms
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25 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Write equation in exponential form. 
  log2 128=7\log_2\ 128=7  

 72=1287^2=128  

 27 = 1282^{7\ }=\ 128  

 1282 = 7128^{2\ }=\ 7  

 2128 = 72^{128\ }=\ 7  

Tags

CCSS.HSF.BF.B.5

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

  Write equation in exponential form.

  log3127=3\log_3\frac{1}{27}=-3  

 33 = 127-3^3\ =\ \frac{1}{27}  

 1273=3\frac{1}{27}^3=-3  

 3127=33^{\frac{1}{27}}=-3  

 33=1273^{-3}=\frac{1}{27}  

Tags

CCSS.HSF.BF.B.5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Write the equation in logarithmic form.

  44=2564^4=256  

 log4 4 = 256\log_4\ 4\ =\ 256  

 log256 4 = 4\log_{256}\ 4\ =\ 4  

 log4 256 = 4\log_4\ 256\ =\ 4  

 log 4 = 256\log\ 4\ =\ 256  

Tags

CCSS.HSF.BF.B.5

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Write the equation in logarithmic form.

 83 = 5128^{3\ }=\ 512  

 log38=512\log_38=512  

 log8 512 = 3\log_8\ 512\ =\ 3  

 log8 3=512\log_8\ 3=512  

 log3 512 = 8\log_3\ 512\ =\ 8  

Tags

CCSS.HSF.BF.B.5

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Expand

6log8 v 2log8u6\log_8\ v\ -\ 2\log_8u

6log8 u 2log8v6\log_8\ u\ -\ 2\log_8v

3log8 u 2log8 v3\log_8\ u\ -\ 2\log_8\ v

6log8 u log8v6\log_8\ u\ -\log_8v

Tags

CCSS.HSF.BF.B.5

CCSS.HSA.SSE.B.3

CCSS.HSF.IF.C.8

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Condense

logxyz3\log xyz^3

log xyz3 \log\ \frac{xy}{z^3}\

logx + logy + logz3\log x\ +\ \log y\ +\ \log z^3

logx3y3z3\log x^3y^3z^3

Tags

CCSS.HSF.BF.B.5

CCSS.HSF.IF.C.8

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Expand

log8 x + log8 y + log8 z5\log_8\ x\ +\ \log_8\ y\ +\ \log_8\ z^5

log8 x + log8 y + 5log8 z\log_8\ x\ +\ \log_8\ y\ +\ 5\log_8\ z^{ }

log8 xy + 5og8 z\log_8\ xy\ +\ 5og_8\ z

5log8 x + 5log8 y + 5log8 z5\log_8\ x\ +\ 5\log_8\ y\ +\ 5\log_8\ z^{ }

Tags

CCSS.HSF.BF.B.5

CCSS.HSA.SSE.B.3

CCSS.HSF.LE.A.4

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