Exponential & Logarithmic Equations Worksheet With Answers - Math 11009, Section 5.3 Page 7
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8MATH 11009: EXPONENTIAL & LOGARITHMIC
EQUATIONS SECTION 5.3
7
SUPPLEMENTAL EXERCISES
Solve for x.
1.
log(7x + 2) = 1
9.
log x + log(x
3) = 1
2.
2 log(x + 3) = 4
10.
ln(8x
3) = ln(4x + 1)
3.
3 log(2x + 1)
2 = 1
11.
log(x
1) + log(x
3) = 0
4.
log x
log(3x
2) = 2
12.
ln x + ln(x + 3) = ln(x + 8)
5.
5 ln(2x
3) + 2 = 2
13.
log(x + 3) + log(x + 1) = log(x + 7)
6.
ln(2x
3)
ln(x
1) = 0
14.
log 3x
log(x
2) = 1
2
7.
ln(3x
2) = ln(2x + 5)
15.
ln(x
12)
ln(3x
2) = 0
2
8.
2 ln x
ln(x + 12) = 0
16.
ln(x
8)
ln(x + 4) = 0
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