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Exponential function

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Find exponential function f(x)=ca^x whose graph goes through the points (0,5) and (2,20)

exponential-function

asked Jul 7, 2016 in PRECALCULUS by anonymous

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1 Answer

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Step 1:

The exponential function is .

The graph passing through the points are .

Find exponential function.

Substitute in to find .

Substitute in to find .

Substitute in the .

Solution:

The exponential function is .

answered Jul 9, 2016 by Anney Mentor

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