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Popular >

expand x^3(x-4)

Solution

expand

x^{3} (x - 4)

Solution

x^{4} - 4 x^{3}

Solution steps

x^{3} (x - 4)

Apply the distributive law:

a (b - c) = ab - a c

x^{3} (x - 4) = x^{3} x - x^{3} \cdot 4

= x^{3} x - x^{3} \cdot 4

Simplify

x^{3} x - x^{3} \cdot 4 : x^{4} - 4 x^{3}

= x^{4} - 4 x^{3}

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Frequently Asked Questions (FAQ)

What is expand x^3(x-4) ?
The solution to expand x^3(x-4) is x^4-4x^3