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OpenStudy (anonymous):
If f(X)=3x^2-2, find (-3) (DOT) f(x) a. -6x^2-6 b. 9x^2-6 c. -6x^2+6
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OpenStudy (anonymous):
So this would be \[(-3) (3x^2-2) \] \[or -3 * 3x^2 - 3 * (-2)\]
OpenStudy (anonymous):
got it now?
OpenStudy (anonymous):
yes! thanks
OpenStudy (anonymous):
Its C.
OpenStudy (anonymous):
how would you do f(X)=5x-3 and g(X)=3x-3, find f(X)-g(X) the same?
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OpenStudy (anonymous):
group the like terms and subtract; Its (5x-3) - (3x-3) => 5x-3x - [3 -(-3)] =>2x-6
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