Expand and simplify. a) 5(3x-1)+4(x^2-3x+3)(x+6)  



Asked on

1 Answer | Add Yours

embizze's profile pic

Posted on (Answer #1)

Expand and simplify `5(3x-1)+4(x^2-3x+3)(x+6)` :

First we get rid of grouping symbols by using the distributive property:


`=> 15x-5+4[x^3+6x^2-3x^2-18x+3x+18]` Collect like terms:


`=>15x-5+4x^3+12x^2-60x+72` Collect like terms:


Thus the required answer is `4x^3+12x^2-45x+67`

We’ve answered 395,815 questions. We can answer yours, too.

Ask a question