Question

Simplify 5x³ (3x - 2xy)

Answer 1

`= (5 {x}^(3) *3x ) - ( 5 {x}^(3) + 2xy ) \\ = 15 {x}^(3 + 1) - 10 {x}^(3 + 1) * y \\ = 15 {x}^(4) - 10 {x}^(4) y`

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