Expressions Vocab

Expressions Vocab

Multiple Choice

4x+7

• 4 is a constant

• 4 is a variable

• 4 is a coefficient

Multiple Choice

4x+7

• x is a constant

• x is a variable

• x is a coefficient

Multiple Choice

4x+7

• 7 is a constant

• 7 is a variable

• 7 is a coefficient

Polynomials

• Monomial - a number, a variable, or a product of a number and variable(s)

• Binomial - a polynomial with two terms

• Trinomial - a polynomial with three terms

Fill in the Blank

 $3xy^2-2y+5$  How many terms does this expression have?

Multiple Select

Select all of the following that are polynomials

•  $7x^2$  

•  $3x+y$  

•  $2y^2-4y+3$  

•  $3x^3-2x^2+4x-3$  

Finding the Degree of a Monomial

The sum of the exponents on the variables of a monomial

Fill in the Blank

 $3x^4y^6$  What is the degree of the monomial

Finding the Degree of a Polynomial

The highest degree of any term in the polynomial

Fill in the Blank

 $4x^4-2x^3-x^2$  What is the degree of the polynomial?

Standard Form

The terms are in descending order by degree

Multiple Choice

Which of the following is in Standard Form?

• $3x^3-7+2xy$

• $-7+3x^3+2xy$

• $3x^3+2xy-7$

Combining Like Terms

Like terms have the same variable and exponent

Combing Like Terms

• Like terms have the same variable and exponent

• Remember your signs

Multiple Choice

Simplify: 3x + 5 + 2 + 9x

• None of these

• 8x + 11

• 3x + 7

• 12x + 7

Multiple Choice

Simplify the expression:

3x² - x + 7 + 5x + 2 - 2x²

• x² + 4x + 9

• 5x² + 9

• 15

• 15x

Multiple Choice

Simplify the Expression:

3x²y + 4x - 6y + 4x²y -2y

• 11x²y - 8y

• 3y

• 7x²y - 4y

• 7x²y + 4x - 8y