Question 198160
for h(x)=2x^2+6x-9 & k(x)=3x^2-8x+8 
find h(x)-2k(x) 
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(2x^2 + 6x -9) - 2(3x^2 - 8x +8)
= 2x^2 + 6x -9 -6x^2 + 16x - 16
= -4x^2 + 22x - 25
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Cheers,
Stan H.