Solve completely the following problems. You must work them out in order, step by step, label them, and box your answers. Upload a pdf file with a complete solution

Math 55 Week 5 Homework

Provide a complete solution for each problem below. No credit will be earned if only an

answer is given.

1.

Simplify the following expressions completely by factoring:

x 3 + 3x 2 − 4x − 12

=

x2 + x − 6

2.

Simplify the following expressions completely by factoring:

3x − 12 x 2 + 6x + 8

⋅

=

x2 − 4

x−4

3. Simplify complete by subtracting (note: denominators are not the same and you

must find the LCD first)

x+1

2

− 2

=

2x − 2 x − 1

4. Solve the rational equation:

2x

2

+2=

x−3

x−3