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College Alg Exam 3 Review

Authored by Kelli Keyes

Mathematics

12th Grade - University

CCSS covered

Used 1+ times

College Alg Exam 3 Review
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20 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Rewrite logvn = a in exponential form.

va = n
na = v
vn = a
an = v

Tags

CCSS.HSF.BF.B.5

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Rewrite 34 = 81 in logarithmic form.

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

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Write as one logarithm. Simplify, if possible.
log39 + log327

-1
5
4
1

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Write in exponential form.
log2(1/8) = -3

2-31/8
21/8 = -3
-321/8
-31/8 = 2

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Expand ln xy2z3

6(lnx + lny - lnz)
lnx + 2lny - 3lnz
lnx + (1/2)lny + (1/3)lnz
lnx + 2lny + 3lnz

Tags

CCSS.HSF.BF.B.5

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

CCSS.HSF.IF.C.8

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve the following equation for x.  Round your solution to two decimal places.
ln2x - ln41 = 2

x = 0.36
x = 151.48
x = 41
None of these are solutions

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which of the following is the value of x given;
e(x+6) = 12

x = ln 6
x = -6 + ln12
x = ln72
x = ln(-2)

Tags

CCSS.HSF.BF.B.5

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