# Adding and multiplying polynomials

6 videos

4 skills

"Polynomials" sound like a fancy word, but you just have to break down the root words. "Poly" means "many". So we're just talking about "many nomials" and everyone knows what a "nomial" is. Okay, most of us don't. Well, a polynomials has "many" terms.
From understanding what a "term" is to basic simplification, addition and subtraction of polynomials, this tutorial will get you very familiar with the world of many "nomials." :)

### The parts of polynomial expressions

VIDEO
2:36 minutes

Learn about terms, coefficients, and exponents. The basic ingredients of polynomial expressions!

### More examples of addition and subtraction of polynomials

VIDEO
15:59 minutes

If you can't get enough of Sal adding and subtracting polynomials, here's a bunch of many more examples.

### Adding and subtracting polynomials with one variable

PRACTICE PROBLEMS

Practice the addition and subtraction of polynomial expressions with a single variable

### Example 3: Multiplying a binomial by a polynomial word problem

VIDEO
4:19 minutes

Find the volume of a tank whose base has an area of 3x^2 + 30x + 5 square feet and whose height is 8x - 5 feet.

### Multiplying binomials by polynomials

PRACTICE PROBLEMS

Use the distributive property to express the product of a binomial and a polynomial as a single polynomial.

### Factoring and completing square of higher degree expressions

VIDEO
9:34 minutes

Factoring and completing square of higher degree expressions

### Equivalent forms of polynomial expressions

PRACTICE PROBLEMS

### Analyzing polynomial manipulations

VIDEO
7:39 minutes

### Polynomial identities

PRACTICE PROBLEMS