Asked by James
Find a formula for the exponential function passing through the points (-3,5/27) and (1,15).
f(x)=
f(x)=
Answers
Answered by
oobleck
y = a*b^x
a/b^3 = 5/27
ab = 15
divide, and yo have 1/b^4 = 1/81
b = 3
so, a = 5
y = 5 * 3^x
a/b^3 = 5/27
ab = 15
divide, and yo have 1/b^4 = 1/81
b = 3
so, a = 5
y = 5 * 3^x
Answered by
Ayesa Asha
Find a formula for the exponential function passing through the points (-1,4/5) and (3,500)
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