Polynomials

What is the leading coefficient of the following polynomial?
5x²-3x+6

• 2
• -3
• 5
• 6

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

• 7x - 7x + 5x²
• 5x² + 2x - 2
• 5x²
• 5x² + 6x + 8

(x +2)(x + 3)

• x² + 5x + 6
• x² + x + 6
• x² + 5x + 5
• x² + 6x + 6

Simplify:
2x ( -2x -3)

• -4x - 3
• x² - 3
• -4x² - 6x
• -4x - 6

(2x - 1)(x + 2)

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

Classify the polynomial and give the degree:
5x³y²

• Monomial, 3
• Uninomial, 3
• Uninomial, 5
• Monomial, 5

What is the constant of this polynomial?

2x³ - 8x² + 3x - 7

• 2

• -8

• 3

• -7

Find the difference. 
(3- 2x + 2x²) - (4x -5 +3x²)

• x_² + 6x + 8
• 2x² + 5x - 7
• -x² -6x + 8
• -2x² + 11x - 4

What is the degree of the polynomial
 x²-2x+5

• 1
• 2
• 3
• 0

4x² + 8x - 7
is classified as a...

• Third Degree Monomial
• Second Degree Binomial
• Second Degree Trinomial
• Third Degree Cubic