SOLUTION: Write an equation for the exponential function that contains points (2,2) and (3,1). Write the equation in the form y=a(b)^x.
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Question 904587: Write an equation for the exponential function that contains points (2,2) and (3,1). Write the equation in the form y=a(b)^x.
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
2 = a(b)^2 0r a =
1 = a(b)3 Subdtituting for a
1 = (2/b^2)b^3
1/2 = b
and
a = = 8
y = 8(1/2)^x
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