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December 20, 2014

December 20, 2014

Posted by **Anonymous** on Friday, January 28, 2011 at 1:15pm.

f(x) = cubert.(x^2 − 9) g(x) = 8x^3 + 9

- Math -
**MathMate**, Friday, January 28, 2011 at 10:16pmg(x) = 8x³+9

f(x) = (x²-9)^(1/3)

h(x)

= g o f

= g(f(x))

= g((x²-9)^(1/3)

= 8((x²-9)^(1/3))³+9

= 8(x²-9)+9

h(3)

= 8(3²-9)+9

= 8(0)+9

= 9

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