polynomial operations

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

• 2x² + 3x +1
• -2x² - 11x -4
• 2x² + 5x -7
• -2x² + 11x -4

Simplify the expression.
-3x²( 7x² - x + 4)

• -21x⁴ + 3x³ -12x²
• 7x² - x + 4 (-3x²)
• 21x⁴ + 3x³ + 12x²
• -12x² + 3x³ -21x⁴

Simplify each expression. 
(6x + 4x⁴ - 3x²) + (7x⁴ + 5x² + 8x)

• 11x⁴  + 2x² + 14x
• 16x⁴  + x² + 14x
• 11x⁴  + x² + 14x
• 11x⁴  + 2x² + 10x

(2x - 1)(x + 2)

• 2x² + 3x - 2
• 2x² - 5x - 2
• 2x² + 3x + 2
• 2x² - 5x + 2

(4x+1)(5x−2)

• 20x² + 3x − 2
• 20x² − 11x + 5
• 20x² − 18x + 2
• 20x² − 3x − 2

Classify:
2x⁴+14x³−2x²

• Monomial
• Binomial
• Trinomial
• Polynomial

What is the value of the constant?
2x² + 4x − 5

• 2
• 4
• 5
• −5

Classify by degree of polynomial:
-2x² – x

• Constant
• Linear
• Quadratic
• Cubic

Name and Classify the Polynomial:
x² − 4

• quadratic binomial
• quadratic monomial
• linear binomial
• linear monomial

Classify:
6x³+3x²+2x−4

• Monomial
• Binomial
• Trinomial
• Polynomial