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posted by Rachel on Tuesday, February 19, 2013 at 5:51pm.
Find the exponential function f(x)=Ca^x whose graph goes through the points (0,3) and (2,12).
for (03) --> 3 = C a^0 3 = C (1) so C = 3 for (2,12) --- 12 = 3a^2 4 = a^2 a = 2 f(x) = 3 (2)^x
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