0.38 Find the value of (A+B)-(A-B) if A=x2-7X+9 and
B=3x2+5x-6
6x2+12x-10
ОО
6x2+10x-12
6x2-12x+10
O 6x2-10x+12
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Suppose we wish to find the zeros of f(x) = x3 + 4x2 - 5x - 14. ... Based on our experience, if x = 2 is a zero, it seems that there should be a ... x-2 x3 + 4x2 - 5x - 14. -(x3 -2x2). 6x2 - 5x. -(6x2 -12x). 7x - 14. - (7x -14). 0.
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