Unit 1 Review: Expressions

Unit 1 Review: Expressions & Relations

Multiple Choice

Identify the terms of the algebraic expression:

3x + 5

• 3

• x

• 5

• 3x and 5

Multiple Choice

How many terms are in the following expression? 2x³ - 7 + 11x⁸ - 4x⁵

• 1

• 2

• 3

• 4

Multiple Choice

In the following expression, how many terms are there? 5x³ - 7x + 11

• 1

• 2

• 3

• 4

Multiple Choice

Identify the constant of the algebraic expression:

-r + 2

• r

• -r

• 2

• -1

Multiple Choice

In the following expression, the number 11 is an example of _____________? 5x³ - 7x + 11

• term

• constant

• coefficient

• variable

Multiple Choice

The coefficient is a number multiplied by a variable. It is the number in _______________ of the variable.

• in front

• behind

Multiple Choice

Identify the coefficient of the algebraic expression:

3x + 5

• 3

• x

• 5

• 3x and 5

Multiple Choice

Identify the coefficient in the expression. 6y + 7

• 6y

• 7

• 6

• 1

Multiple Choice

Identify the coefficient of the algebraic expression:

m - 6

• 1

• m

• -6

• 6

Multiple Choice

Identify the like terms.

$$2r^2\ +\ 7r\ -\ r^2\ -\ 9$$  

• $$2r^2,\ -r^2\$$  

• $$2r^2,\ r^2$$  

• $$2r^2,\ 7r,\ -r^2$$  

• $$2r^2,\ 7r$$  

Multiple Choice

Add these expressions (x+5) + (2x+10)

• 3x+15

• x-5

• 18x

Multiple Choice

Which expression is equivalent to 3a² + 6a + 5a²?

• 14a²

• 14a

• 8a² + 6a

• 3a² + 11a

Multiple Choice

Find an equivalent expression for the given expression: 36x + 24

• 4(9x + 7)

• 4(9x + 8)

• 2(18x + 12)

• 12(3x + 3)

Multiple Choice

Which answer choice is equivalent to: 5(2x-3)-3x

• 10x-6

• 7x-15

• 6-10x

• 15-7x

​Creating Expressions from Word Problems

Multiple Choice

Miss Kask made 28 burritos and x tacos. How can you write this as an expression?

• 28 · x

• 28 + x

• 28 - x

• x - 28

Multiple Choice

Giselle used a $20 bill to pay for a notebook that only costs x dollars. How much money would she get back?

• 20x

• 20 ÷ x

• 20 + x

• 20 - x

Multiple Choice

If Alex feeds his turtle the same amount of food twice a day, how much food will he feed the turtle in a week?

• 2t*7

• 2t - 7

• 7 + 2t

• 1/2t*7

Multiple Choice

Bananas cost $0.50 each. How much would x bananas cost? 

• 5x

• 0.5x

• 5 + x

• 0.5 + x

Multiple Choice

Write the expression. Twelve fewer questions than were on the first test. 

• 12 + q

• q - 12

• q x 12

• q ÷ 12

Multiple Choice

Jill gets paid per project that she completes. Jill is paid a project fee of $25 plus $10 per hour. Which function represents how much the company must pay in total? How much would the company pay her for working 14 hours?

• $$25x+10;\ \text{}\text{360}\ dollars$$

• $$10x+25;\ \text{165}\ dollars$$

• $$35x+14:\ 504\ dollars$$

• $$35x;\ 490\ dollars$$

Multiple Choice

The following polynomial is written in standard form: 7x³ - 11x² + 8x - 5

• True

• False

Multiple Choice

Which polynomial is written in standard form?

• -3x + 8x² + 9x³ - 11

• 9x³ + 8x² - 3x - 11

• 8x² + 9x³ -11 - 3x

• -11 - 3x + 8x² + 9x³

Multiple Choice

Put in Standard Form. 12 - 3x³ - 10x - x²

•  - 3x³ - x² - 10x + 12

•  3x³ - x² + 10x + 12

• 12 - 3x³ - 10x - x² It is in Standard Form.

• 12 - 10x - 3x³ - x²

Multiple Choice

Classify by the DEGREE: 4x³ - 5x² + 2x - 1

• Degree of 1

• Degree of 2

• Degree of 3

• Degree of 4

Multiple Choice

Classify by the DEGREE: 3x - 2

• Degree of 1

• Degree of 2

• Degree of 3

• Degree of 4

Multiple Choice

Classify the polynomial below by degree:

9x

• Constant

• Linear

• Quadratic

• Cubic

Multiple Choice

What is the leading coefficient?  f(x)=5x²+3x³-2x+1

• 5

• 3

• -2

• 1

Multiple Choice

What is the leading coefficient of this polynomial?

• 8

• -4

• -1

• 1

Multiple Choice

What is the term classification of the following polynomial? x³-7x²+3

• monomial

• binomial

• trinomial

• polynomial

Multiple Choice

A sixth degree polynomial with a leading coefficient of four has a linear term with coefficient of nine and a constant of negative twelve. Which expression could be the polynomial?

• $$6x^4+9x-12$$

• $$4x^6-12x+4$$

• $$4x^6+9x-12$$

• $$-12x^4+6x+4$$

Multiple Choice

Which of the following is a 5th degree trinomial with a leading coefficient of -2? 

• -2x⁵ + 3x - 1

• 5x^-2 +3x - 1

• -2x⁵ + 3x⁴ + 2x³ + x² - 10

• 2x + 5