Question

(5y - 3x)cube
How to do this sum

Answer 1

Answer:

umm ,

I don't know but u can try Khan academy there they teach u everything

Answer 2

Answer:

there is a formula for this

(a-b)³ = a³ - b³ - 3(a-b)

125y³ - 225y²x + 135yx² - 27x³