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I need to "Epxplain whether each function is expontential" for the following numbers:...

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megharrington001 | eNotes Newbie

Posted May 4, 2013 at 7:19 PM via web

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I need to "Epxplain whether each function is expontential" for the following numbers:


f(x)=4x(to the 9th power)

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tiburtius | High School Teacher | (Level 3) Associate Educator

Posted May 4, 2013 at 8:13 PM (Answer #1)

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Function `f(x)=4x^9` is not exponential function. It is a polynomial of ninth degree.

For function to be exponential the variable (`x`) must be in exponent.

Examples of exponential functions are:

`g(x)=e^x`

`h(x)=2^x+5`

`l(x)=10^(3x-7)`

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