Evaluating Expressions Worksheet
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1
2Name :
Score :
Evaluating Expressions
Example :
.
Evaluate the expression : 5 log 81 log 25
.
.
log b
= c log b
¡
5 log 81 log 25 = 5 log 9 log 5
.
= 10 log 9 2 log 5
log a = 1
.
= 10 (1) 2 (1)
=
20
Evaluate each expression.
2) 6 log 2
1) 4 log 16 + log 125
log 9
Answer
Answer
.
1
1
3)
log 36 – 2 log 3
4)
log 4 4 log 3
9
6
Answer
Answer
6) log 27
5) log 125 + 2 log 49
8 log 2
Answer
Answer
.
7) log 144 – 6 log 2
8) log 16 3 log 3
Answer
Answer
1
.
9) 7 log 4 + 4 log 2
10 log
log 16
3
Answer
Answer
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