What is expand (2x^2+5x+21)(x-5) ?

The solution to expand (2x^2+5x+21)(x-5) is 2x^3-5x^2-4x-105

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expand (2x^2+5x+21)(x-5)

expand

(2 x^{2} + 5 x + 21) (x - 5)

2 x^{3} - 5 x^{2} - 4 x - 105

Solution steps

(2 x^{2} + 5 x + 21) (x - 5)

Distribute parentheses

= 2 x^{2} x + 2 x^{2} (- 5) + 5 xx + 5 x (- 5) + 21 x + 21 (- 5)

Simplify

2 x^{2} x + 2 x^{2} (- 5) + 5 xx + 5 x (- 5) + 21 x + 21 (- 5) : 2 x^{3} - 5 x^{2} - 4 x - 105

= 2 x^{3} - 5 x^{2} - 4 x - 105

lo g_{3} (12)

\frac{4}{20}

(x + 7) (x - 3)

3 \frac{1}{4}

\frac{6}{36}

What is expand (2x^2+5x+21)(x-5) ?
The solution to expand (2x^2+5x+21)(x-5) is 2x^3-5x^2-4x-105