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Popular >

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

Solution

expand

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

Solution

- 49 x^{3} + 21 x^{2}

Solution steps

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

Apply the distributive law:

a (b + c) = ab + a c

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

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

Simplify

7 x (- 7 x^{2}) + 7 x \cdot 3 x : - 49 x^{3} + 21 x^{2}

= - 49 x^{3} + 21 x^{2}

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Frequently Asked Questions (FAQ)

What is expand 7x(-7x^2+3x) ?
The solution to expand 7x(-7x^2+3x) is -49x^3+21x^2