Combining Polynomials

​Review

Multiple Choice

y + x + y + y + x 

• 2 + 3 

• x + y 

• 2x + 3y 

• 5xy 

Multiple Choice

3x + 2x + 3y - 7y

• 5x + 10y

• 5x + 4y

• 5x - 4y

• 5x -10y

Multiple Choice

2r + 2 + 5r - 2 + r 

• 8r 

• 8r - 4 

• 12r 

• 7r + 4 + r 

Multiple Choice

5a + 2b - 3a + 4

• 8a + 2b + 4

• 2a + 2b + 4

• 8ab

• 4ab + 4

Multiple Choice

n -10 + 9n -3

• -3

• 9n-3

• n

• 10n -13

Adding & Subtracting Polynomials

Multiple Choice

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

• True

• False

Multiple Select

Which of these is in Standard Form?

• $$4x^2+12x-13x^3$$  

• $$5-3x$$  

• $$2x^4-12x^2+5x-9$$  

• $$5x^5+4x^{\text{4}}+12x^3-23x+15$$  

Multiple Choice

Rewrite the polynomial in standard form: -5 + 4m

• -5 + 4m

• 4m - 5

• -4m + 5

• 4m² - 5

Multiple Choice

Put the polynomial in standard form.

7xy - 12y² + 8xz + 5x²

• 5x² + 7xy + 8xz - 12y²

• - 12y² + 5x² + 7xy + 8xz

• 5x² - 12y² + 7xy + 8xz

• - 12y² + 7xy + 8xz + 5x²

Multiple Choice

• 4w²-11w

• 2w²-11w

• 2w²+11w

• 4w²+w

Multiple Choice

• 2x²-13x-7

• 2x²+13x+7

• -2x²-13x-7

• -2x²+13x-7

Multiple Choice

• x²+17x

• 5x²+7x

• -5x²+17x

• 5x²+17x

Multiple Choice

• 3y⁴+3y³+7y²+4y

• 3y⁴+3y³+7y²+4y+6

• 3y⁴+3y³+7y²+6^

• 3y⁴+3y³+7y²+4y-6^

Multiple Choice

• 23x^5_11x

• -5x⁵-x

• 23x⁵+11x

• 5x⁵+x

Multiple Choice

• 6x²-8x+4

• 4x²-16x+4

• 6x²-16x-4

• 4x²-8x+4

Multiple Choice

• -10x²-9

• 10x²-9

• -5x²-2x-6

• -5x²-4x-9

​Mixed Practice

Multiple Choice

 (5x + 2) + (4x + 5)

• 9x -7

• -9x-11

• 9x+7

• x+7

Multiple Choice

What is the standard form of the polynomial:  9x² + 5x + 27 + 2x³

• 27 + 5x + 9x² + 2x³

• 9x² + 5x + 2x³ + 27

• 9x² + 5x + 27 + 2x³

• 2x³ + 9x² + 5x + 27

Multiple Choice

(2x + 5y) + (3x - 2y)

• 3x + 5y

• 5x + 3y

• 5x + 7y

• 7xy + 1xy

Multiple Choice

(4x²+ x) - (x²+ 2x)

• 3x² - x

• 4x² + 2x

• 3x² + 3x

• 3x² + 2x

Multiple Choice

(2x + 5y) + (3x - 2y)

• 3x + 5y

• 5x + 3y

• 5x + 7y

• 7xy + 1xy

Multiple Choice

(x³-x²+4) - (3x³-2x²+3)

• -2x³-3x²+7

• -2x³+x²+1

• 2x³-3x³-1

• 4x³-3x²+7

Multiple Choice

(4n⁴ - 8n + 4) - (8n² + 4n⁴ + 1)

• -8n² - 8n + 3 

• -7n² - 8n + 3 

• -6n² - 8n + 3

• -7n² - 4n + 3

Multiple Choice

(4a³ - 8a - 4a²) + (7a³ - 7 - 6a)

• 11a³ - 4a² - 14a - 7 

• 5a³ - 4a² - 14a - 7 

• 5a³ - 4a² - 20a - 7 

• 5a³ - 9a² - 20a - 7