Multiplying Polynomials and Simplifying Expressions

Given:

Polynomials:

To find:

The product of the polynomials.

Solution:

Using distributive property:

Now multiply each of the first term with each of the second term.

Applying plus minus rule:

Apply the exponent rule:

Add or subtract the like terms:

Arrange in the order.

The product of .

faster, im not sure why but i know it is faster