9.3-9.5 Review

9.3-9.5 Review

9th - 11th Grade

15 Qs

quiz-placeholder

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9.3-9.5 Review

9.3-9.5 Review

Assessment

Quiz

Mathematics

9th - 11th Grade

Easy

Created by

Stephanie Leonardo

Used 21+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve:  27x=9(x+4)27^x=9^{\left(x+4\right)}  

 x=2x=2  

 x=0x=0  

 x=4x=4  

 x=8x=8  

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve:  (18)(2x+1)=(132)(x+5)\left(\frac{1}{8}\right)^{\left(2x+1\right)}=\left(\frac{1}{32}\right)^{\left(x+5\right)}  

 x=22x=22  

 x=4x=4  

 x=192x=-\frac{19}{2}  

 x=22x=-22  

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve:  log41024=x\log_41024=x  

 x=256x=256  

 x=4x=4  

 x=5x=5  

 x=64x=64  

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve:  log15125=x\log_{\frac{1}{5}}125=x  

 x=25x=25  

 x=3x=-3  

 x=3x=3  

 x=25x=-25  

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve for x:  log16x=12\log_{16}x=\frac{1}{2}  

 x=8x=8  

 x=256x=256  

 x=32x=32  

 x=4x=4  

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Write as a single logarithm:  log34+log3(2x+1)2log37\log_34+\log_3\left(2x+1\right)-2\log_37  

 log3((8x+4)14)\log_3\left(\frac{\left(8x+4\right)}{14}\right)  

 log3((8x+4)49)\log_3\left(\frac{\left(8x+4\right)}{49}\right)  

 log3((2x+5)14)\log_3\left(\frac{\left(2x+5\right)}{14}\right)  

 log3(2x44)\log_3\left(2x-44\right)  

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Write as a single logarithm:  log7(x+4)+2log7(3x)3log72\log_7\left(x+4\right)+2\log_7\left(3x\right)-3\log_72  

 log7((9x3+36x2)8)\log_7\left(\frac{\left(9x^3+36x^2\right)}{8}\right)  

 log7(9x2+x7)\log_7\left(9x^2+x-7\right)  

 log7((3x3+12x2)8)\log_7\left(\frac{\left(3x^3+12x^2\right)}{8}\right)  

 log7((3x2+12x)6)\log_7\left(\frac{\left(3x^2+12x\right)}{6}\right)  

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