SOLUTION: Find the value of the expression. Let logb A=5 and logb B=-4. Find logb B^2 (The answer I got was -16) Answers: A) -8 B) 10 C) 16 D) -16

Algebra ->  Logarithm Solvers, Trainers and Word Problems -> SOLUTION: Find the value of the expression. Let logb A=5 and logb B=-4. Find logb B^2 (The answer I got was -16) Answers: A) -8 B) 10 C) 16 D) -16      Log On


   

Question 824540: Find the value of the expression.
Let logb A=5 and logb B=-4. Find logb B^2
(The answer I got was -16)
Answers:
A) -8
B) 10
C) 16
D) -16
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Find the value of the expression.
Let logb A=5 and logb B=-4.
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Find logb B^2 = log[B^2]/log[b]
= 2logb(B)/logb(b)
= 2*(-4)/1
= -8
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Cheers,
Stan H.
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Answers:
A) -8
B) 10
C) 16
D) -16