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Vocabulary
Addition/Subtraction
Combine like terms
100
How many terms are in a TRINOMIAL?
3
100

What is the first step when adding/subtracting polynomials?

Identify like terms

100
What are the rules for positive and negative numbers with multiplication?
If the signs are the same its positive. If they are different the answer is negative.
200

How do you find the degree of a monomial?

You find the highest exponent of the variable part

200
When adding and subtracting polynomials what do you combine?
Like terms
200
-42+44=?
2
300

What is the type and degree of the expression 2x-1

Binomial with degree 1

300

What does not change when adding or subtracting like terms?

The variable part.

300

6x + 4x - 3 +7

10x + 4

400

What is a constant?

A constant is a term without a variable part.

400
4x-3x+6x-8x
-x
500

"how many variables" are in this polynomial?

x2 + 3ab

3 variables

500

When subtracting polynomials, how does the subtraction sign in front of a bracket affect the terms when you drop the brackets?

It changes to the opposite operation (sign)

500

3x- (- 4x)

7x