Question 9: Reducing the expression \(\left(2 x^{3}+5\right)(x+7)\) we get

13/01/2022 // by admin// Leave a Comment

Question 9: Reducing the expression \(\left(2 x^{3}+5\right)(x+7)\) we get

A. \(-2 x^{4}+3 x^{3}+5 x+35 \)

B. \(2 x^{4}+7 x^{3}+5 x+35 \)

C. \(- x^{4}+7 x^{3}+5 x+3\)

D. \(-3 x^{4}+x^{3}+5 x+5 \)

We have \(\left(2 x^{3}+5\right)(x+7)=2 x^{4}+7 x^{3}+5 x+35 \)

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