Polynomials 7-1/7-2/7-3

Polynomials 7-1/7-2/7-3

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Multiple Choice

A polynomial that has two terms is a:

• polynomial

• monomial

• binomial

Multiple Select

Which of these is in Standard Form? Select all that apply.

• $$4x^2+12x-13x^3$$  

• $$5-3x$$  

• $$2x^4-12x^2+5x-9$$  

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

Multiple Choice

Add:

(3x² - 3x + 2) + (x² - 2x + 1)

• A

  4x³-2x²+2

• B

  4x² - 5x + 3

• C

  -2x³+2x+2

• D

  4x³-2x²-2

Multiple Choice

(3x² + 4x - 2) - (5x + 7)

• 3x² - x - 9

• 2x² - 9

• 3x² + 9x - 5

• 3x² - x + 5

Multiple Choice

Find the sum.

(2x² + 5x - 7) + ( 3 - 4x² + 6x)

• 2x² + 3x +1

• -2x² - 11x -4

• 2x²+ 5x -7

• -2x² + 11x -4

Multiple Choice

Subtract:

(3x² - 3x + 2) - (-3x² + 2x - 1)

• A

  0x² - x + 1

• B

  6x² - x + 1

• C

  6x² - 5x + 3

• D

  6x² + 5x + 3

Multiple Choice

What is the product of  $2x^3\left(x^2-5x+1\right)$  

•  $2x^5-10x^4+2x^3$  

•  $2x^6-10x^3+2x^2$  

•  $3x^6-3x^3+3x^2$  

•  $3x^6-3x^4+3x^3$  

Multiple Choice

Multiply the binomials:

$$\left(-4x^3+3\right)\left(6x^2-1\right)$$  

• $$-24x^6+4x^3+18x^2-3$$  

• $$-5x^{10}$$  

• $$-24x^5+4x^3+18x^2-3$$  

• $$-24x^5-3$$  

Multiple Choice

Multiply the binomials:  $\left(x+4\right)\left(2x-3\right)$  

•  $2x^2-12$  

•  $3x+1$  

•  $2x^2+5x-12$  

•  $2x^2+x+1$  

Multiple Choice

Multiply the binomial and trinomial:  $\left(x-1\right)\left(x^2-3x-5\right)$  

•  $x^3+3x+5$  

•  $x^3-4x^2-2x+5$  

•  $x^3+4x^2+2x+5$  

•  $x^3-3x^2+3x-5$  

Multiple Choice

Multiply:

$$\left(3x-1\right)^2$$  

• $$9x^2+1$$  

• $$3x^2-1$$  

• $$9x^2-6x+1$$  

• $$9x^2+6x+1$$  

Multiple Choice

Multiply:

$$\left(5x+2\right)\left(5x-2\right)$$  

• $$25x^2-4$$  

• $$25x^2-10x-4$$  

• $$5x^2+4$$  

• $$25x^2+4$$