Question

Si P (x) = x³+3x²+2x+3
Q(x) = -2x³-4x²-4x+2

Determine 2 P(x) + Q(x)
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Answer 1

Explicación paso a paso:

$2p(x) + q(x) = 2( {x}^{3} + 3 {x}^{2} + 2x + 3) + ( - 2 {x}^{3} - 4 {x}^{2} - 4x + 2) \\ 2 {x}^{3} + 6 {x}^{2} + 4x + 6 - 2 {x}^{3} - 4 {x}^{2} - 4x + 2 \\ 2 {x}^{2} + 8$