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Find the exponential function...?
Find the exponential function f(x)=a^x whose graph goes through the point (2,4)
Thanks in advance. :)
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- Marley KLv 78 years agoFavorite Answer
if the point (2,4) goes through y=a^x, then
4 = a^2, which means a=2
so the exponential function is:
f(x) = 2^x
that's it! ;)
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