SOLUTION: For the following function f(x)=3x2-x+4 find f(2) F(2x) F(2x+2)

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Question 258939: For the following function f(x)=3x2-x+4 find
f(2)
F(2x)
F(2x+2)


Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
For the following function
f(x)=3x^2-x+4 find
f(2)= 3*2^2 - 2 + 4 = 12+2 = 14
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F(2x) = 3(2x)^2 - 2x + 4 = 12x^2 -2x +4
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F(2x+2) = 3(2x+2)^2 + 2x+2 + 4
= 3(4x^2+8x+4) + 2x^2 + 4
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= 6x^2 + 24x + 16
====================
Cheers,
Stan H.