Question

Find the coefficient of r2 and x in the product of (x – 3) (x + 7) (x – 4).
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Answer 1

Answer:

(x-3)(2+7) (2-4)

X

2

(x²²+7X-3x-21) (1-4) (2²+42-21) (x-4) x3

-16x-84

x² coeffient $0 2 * Coefficat) -37