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WorksheetsChapter 7 Practice Test
Total questions: 12
Worksheet time: 15mins
Evaluate without using a calculator.
log3243
81
5
6
1/81
Evaluate without using a calculator.
log71
0
1
7
no solution
Evaluate without using a calculator.
log1/6216
1296
36
3
-3
Evaluate without using a calculator.
log125(1/5)
-25
25
-1/3
1/3
Expand the expression.
ln 10x3y
3 (ln 10 + ln x + ln y)
ln 10 + ln x3 + ln y
ln 10 + 3 ln x + ln y
ln 10 + ln 3 + ln x + ln y
Expand the expression.
ln (3y/x5)
ln 3y - ln x5
ln 3 + ln y - 5 ln x
ln 3y - 5 ln x
5 (ln 3 + ln y - ln x)
Condense the expression.
ln 12 - 2 ln x
ln (10/x)
ln 10x
ln 12x2
ln (12/x2)
Condense the expression.
2 ln 3 + 5 ln 2 - ln 8
10 ln (-3)
ln 7.5
ln 36
ln 2304
Use the change-of-base-formula to evaluate the logarithm to the nearest thousandths place.
log945
5.000
1.732
1.733
0.577
Solve the equation. Check for extraneous solutions, if necessary.
81 3-x = (1/3) 5x-6
-6
6
-1.5
1.5
Solve the equation. Check for extraneous solutions, if necessary. Round to the nearest thousandths place.
-3e2x + 16 = 5
2.5986
2.599
0.650
0.6496
Solve the equation. Check for extraneous solutions, if necessary.
log2x + log2(x - 2) = 3
-2, 4
4
-2
3
