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WorksheetsAP Precalculus Log Exponential
Total questions: 15
Worksheet time: 15mins
Write logb(x/y) as two logs
logbx-logby
logbx+logby
logbx*logby
logbx/logby
Use multiple log properties to write as a single log:
log2x - 5log2y
log2(x/y5)
log2(xy5)
log2(x/y)5
log2(x/5y)
Rewrite logb(xn)
nlogbx
(logbx)n
xnlogbx
logb(xn)
Change to Exponential Form:
log636 = 2
26=36
62=36
362=6
366=2
Expand the following logarithm:
log2 5x.
log2 5 - log2 x
log2 5 + log2 x
2log 5 + 2log x
log5 2 + logx 2
Write as a single log: log 12 + 2 log x
log (12 + 2x)
log (14x)
log (12 * 2x)
log (12x2)
When you have two log expressions separated by a minus sign (-), we really need to ___________ them to simplify into one log expression.
add
subtract
multiply
divide
Solve:
log (x - 1) - log (x - 2) = log 5
7
4/9
9/4
1/7
Use multiple log properties to write as a sum or difference of two logs: log(4x3)
log 4 + 3log x
3log 4 + 3log x
3log 4 + log x
log 12 + log x
Solve for x: log6x + log6(x-5) = 2
√7
9
4
none of these
ln(x+8) - ln (8) = 3
152.68
188.77
4.24
8.01
log9(10)-log9(x-3) =log9(72)
81/16
113/36
No Solution
92/15
log9(x)+log9(x+2)=log9(35)
5
-7
5, -7
-7, -13
log5x - log5(x+4)=log538
-152/37, -8
1/2
-152/37
No Solution
log7+log(x2-4)=log35
-1
-2
-3
-4
