What is expand (3x+7)(x^2+x-2) ?

The solution to expand (3x+7)(x^2+x-2) is 3x^3+10x^2+x-14

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expand (3x+7)(x^2+x-2)

expand

(3 x + 7) (x^{2} + x - 2)

3 x^{3} + 10 x^{2} + x - 14

Solution steps

(3 x + 7) (x^{2} + x - 2)

Distribute parentheses

= 3 x x^{2} + 3 xx + 3 x (- 2) + 7 x^{2} + 7 x + 7 (- 2)

Simplify

3 x x^{2} + 3 xx + 3 x (- 2) + 7 x^{2} + 7 x + 7 (- 2) : 3 x^{3} + 10 x^{2} + x - 14

= 3 x^{3} + 10 x^{2} + x - 14

(5 v)^{2}

\frac{49}{121}

\frac{1}{1 + 3 i}

x^{- 6} \cdot x^{2}

\frac{30}{- 10}

What is expand (3x+7)(x^2+x-2) ?
The solution to expand (3x+7)(x^2+x-2) is 3x^3+10x^2+x-14