Question

What is the product? (5r-4)(r^2-6r+4)

Answer 1

5r^3 - 34r^2 + 44r - 16 ____ Hope this helps for you!

Answer 2

Use the FOIL method to simplify:

`(5r - 4)(r^2 - 6r + 4)`

-->
`(5r)(r^2) + (5r)(-6r) + (5r)(4) + (-4)(r^2) + (-4)(6r) + (-4)(4)`

--->
`5r^3 - 30r^2 + 20r - 4r + 24r - 16`

COmbine like terms---->
`5r^3 - 34r^2 + 44r - 16`