What is expand (x-8)(3x^2+3x-1) ?

The solution to expand (x-8)(3x^2+3x-1) is 3x^3-21x^2-25x+8

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expand (x-8)(3x^2+3x-1)

expand

(x - 8) (3 x^{2} + 3 x - 1)

3 x^{3} - 21 x^{2} - 25 x + 8

Solution steps

(x - 8) (3 x^{2} + 3 x - 1)

Distribute parentheses

= x \cdot 3 x^{2} + x \cdot 3 x + x (- 1) - 8 \cdot 3 x^{2} - 8 \cdot 3 x - 8 (- 1)

Simplify

x \cdot 3 x^{2} + x \cdot 3 x + x (- 1) - 8 \cdot 3 x^{2} - 8 \cdot 3 x - 8 (- 1) : 3 x^{3} - 21 x^{2} - 25 x + 8

= 3 x^{3} - 21 x^{2} - 25 x + 8

\frac{3}{2} \times 5

3 \times (- \frac{1}{3})

52 \times 52

- 6 \times - 3

72 \times 2

What is expand (x-8)(3x^2+3x-1) ?
The solution to expand (x-8)(3x^2+3x-1) is 3x^3-21x^2-25x+8