SOLUTION: if "b" is an integer and 3.2.*10(to the "b" power) is a number between 500 and 5,000, what is the value of "b"?

Algebra ->  Algebra  -> Exponential-and-logarithmic-functions -> SOLUTION: if "b" is an integer and 3.2.*10(to the "b" power) is a number between 500 and 5,000, what is the value of "b"?      Log On

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Question 172703: if "b" is an integer and 3.2.*10(to the "b" power) is a number between 500 and 5,000, what is the value of "b"?
Answer by solver91311(12135) About Me  (Show Source):
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If b=1, then 3.2%2A10%5Eb=3.2%2A10%5E1=3.2%2A10=32 Too small

If b=2, then 3.2%2A10%5Eb=3.2%2A10%5E2=3.2%2A100=320 Too small

If b=3, then 3.2%2A10%5Eb=3.2%2A10%5E3=3.2%2A1000=3200 Just right

b=4 => 32000 Too big