Asked by Alec
Use the properties of logarithms to find the value the following expression.
log3 9^4
the answer options are
a. 2
b. 4
c. 6
d. 8
e. 10
I got 4?
log3 9^4
the answer options are
a. 2
b. 4
c. 6
d. 8
e. 10
I got 4?
Answers
Answered by
Reiny
log3 9^4
= 4 log3 9
= 4(2)
= 8
or , just think it through
9^4 = 3^8
so log3 3^8 must be 8
= 4 log3 9
= 4(2)
= 8
or , just think it through
9^4 = 3^8
so log3 3^8 must be 8
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