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nignag [31]
3 years ago
10

Factor 4x^3-400x thanks a lot

Mathematics
1 answer:
mario62 [17]3 years ago
5 0

Answer:

4x(x-10)(x+10)

Step-by-step explanation:

4x^3-400x

Factor out 4x

4x(x^2-100)

We know that x^2-100 is the difference of squares

a^2 - b^2 = (a-b)(a+b)

4x(x^2-100)= 4x(x^2 -10^2)

4x(x-10)(x+10)

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