Question 258939
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
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Cheers,
Stan H.