SOLUTION: Find an exponential function of the form f(x)=ba^-x+c that has the given horizontal asymptote and x and y-intercepts. y =-13; y-intercept 624; x-intercept 2

Question 1145474: Find an exponential function of the form f(x)=ba^-x+c that has the given horizontal asymptote and x and y-intercepts. y =-13; y-intercept 624; x-intercept 2
Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!
given:

horizontal asymptote: ;
y-intercept ;
x-intercept
If the horizontal asymptote is , we know that
so, we have:
If the y-intercept is , f passes through (,)
so, we have:

then we have:

If the x-intercept is , f passes through (,), so we have

then we have:

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