Question

Factor the problem: 20x^5-8x^7

Answer 1

4x^5 ( 5-2x^2 )

Step-by-step explanation:

smallest x is x^5

smallest common factor is 4

4x^5 ( 5-2x^2 )

8x^7 / 4x^5

when dividing the exponents, SUBTRACT the exponents

8 ÷ 4 = 2

x^7 ÷ x^5

7 - 5 = 2

x^7 ÷ x^5 = x^2

2x^2