Naming, Adding, Subtracting, Multiplying Polynomials

Multiply:
(3x − 6)(7x + 7)

• 21x² − 63x + 42

• 21x² − 21x − 42

• 21x² − 42

• 21x² + 63x + 42

Name the following polynomial using the degree and number of terms. 
15x³ + 6 

• Cubic Binomial

• Linear Binomial

• Cubic Trinomial

• Cubic Monomial

Name the following polynomial using the degree and number of terms. 
-4a² + a - 10 

• Quadratic Binomial

• Linear Trinomial

• Quadratic Trinomial

• Constant

-5x⁴ + 4x³ - 9x² + 4x

• Monomial

• Binomial

• Trinomial

• Polynomial

(4x³-5x²+3x)+(-2x³-x²+6x)

• 2x³-6x²-9x

• 2x³+6x²+9x

• -2x³-6x²+9x

• 2x³-6x²+9x

• None of these

(3x²+xy-5y²) + (2x²-xy+3y²)

• 5x²-2xy+8y²

• 5x²-2y²

• 5x²+2y²

• 5x²+2xy-8y²

(2x + 5y - z) + (-6x - 4y + 7z)

• -4x +6y + 6z

• 4x + y + 6z

• -4x - y + 6z

• -4x + y + 6z

Find the sum.
(2x² + 5x - 7) + ( 3 - 4x² + 6x)

• 2x² + 3x +1

• -2x² - 11x -4

• 2x² + 5x -7

• -2x² + 11x -4

(4x³-5x²+3x)+(-2x³-x²+6x)

• 2x³-6x²-9x

• 2x³+6x²+9x

• -2x³-6x²+9x

• 2x³-6x²+9x

Classify by degree of polynomial:
-2x² – x

• Constant

• Linear

• Quadratic

• Cubic