Question

I have 3 Algebra questions can anyone help?

The assignment is about : Subtract Polynomials
What i have to do : Subtract the polynomials, showing all the steps necessary to write the answer in simplest form.

1. (9x - 4) - (3x + 2)

2. (3x^1 + 8) - (2x^2 + 1)

3. (5x^2 + 3x - 4) (x^2 - 6x )

Answer 1

1. 9x^2+4x-8

2. 6x^3+16x^2+3x+8

3. 5x^4-27x^3-14x^2+24x