Evaluating Expressions Worksheet
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1
2Name :
Score :
Evaluating Expressions
Example :
Evaluate the expression : log 16 – 3 log 49
log b
= c log b
¡
log 16 – 3 log 49 = log 4 – 3 log 7
= 2 log 4 – 6 log 7
log a = 1
= 2 (1) – 6 (1)
=
– 4
Evaluate each expression.
1) 3 log 49
2) log 125 + 8 log 16
log 64
Answer
Answer
.
1
1
4)
log 81 log 128
3)
log 16 – log 27
4
8
Answer
Answer
5) log 36
1
6)
log 25 + log 64
4
log 49
Answer
Answer
.
7) log 121 – 2 log 9
8) log 256 log 64
Answer
Answer
.
9) 4 log 32 – log 25
10) log 81 log 9
Answer
Answer
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