SOLUTION: What is the base b of the function {{{f(x)=b^x}}} if {{{f(-2)=1/64}}}
Algebra.Com
Question 130639: What is the base b of the function if
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given function
Plug in x=-2 and
Rewrite as
Cross multiply
Take the square root of both sides
Take the square root of 64 to get 8
So the function is
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