SOLUTION: Find the horizontal asymptote of y =(2^2x +2^x -5)

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Question 929236: Find the horizontal asymptote of
y =(2^2x +2^x -5)
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
Find the horizontal asymptote of
y =(2^2x +2^x -5)
y=1%2F%282%5E%28-2x%29%29%2B1%2F%282%5E%28-x%29%29-5
as x approaches ∞, y approaches -5
horizontal asymptote=-5