Asked by dennyelle
Express the function f(x) = -5 * 3^2x+1 in the form a*d^x
help please
help please
Answers
Answered by
oobleck
can't do it. f(x) is a polynomial, not an exponential function.
Exponentials have a horizontal asymptote. Polynomials do not.
You can pick any small portion of the curve and approximate it arbitrarily closely with an exponential, but that's the best you can do.
Exponentials have a horizontal asymptote. Polynomials do not.
You can pick any small portion of the curve and approximate it arbitrarily closely with an exponential, but that's the best you can do.