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- (9x8−7x3+3x2+7)+(4x7+5x3−4x)\left(9 \mathrm{x}^{8}-7 \mathrm{x}^{3}+3 \mathrm{x}^{2}+7\right)+\left(4 \mathrm{x}^{7}+5 \mathrm{x}^{3}-4 \mathrm{x}\right) A) 9x8+4x7−2x3+3x2−4x+79 x^{8}+4 x^{7}-2 x^{3}+3 x^{2}-4 x+7

Question 126

Multiple Choice

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- (9x8−7x3+3x2+7) +(4x7+5x3−4x) \left(9 \mathrm{x}^{8}-7 \mathrm{x}^{3}+3 \mathrm{x}^{2}+7\right) +\left(4 \mathrm{x}^{7}+5 \mathrm{x}^{3}-4 \mathrm{x}\right)


A) 9x8+4x7−2x3+3x2−4x+79 x^{8}+4 x^{7}-2 x^{3}+3 x^{2}-4 x+7
B) 9x8+4x7+2x3+3x2−4x+79 x^{8}+4 x^{7}+2 x^{3}+3 x^{2}-4 x+7
C) 13x8−2x3+3x2−4x+713 x^{8}-2 x^{3}+3 x^{2}-4 x+7
D) 13x8−12x3+3x2−4x+713 x^{8}-12 x^{3}+3 x^{2}-4 x+7

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