Add, Subtract and Multiply Polynomials

(5x⁴ – 4x³ – 2x² + x – 19) – (x⁴ + 5x³ + 8x² + x + 5)

• 4x⁴ – 9x³ – 10x² – 24

• 4x⁴ – 9x³ – 10x² – 2x – 24

• 4x⁴ – 9x³ – 10x² + 2x – 24

• -4x⁴ – 9x³ – 10x² – 24

Find the difference: (3 – 2x + 2x²) – (4x – 5 +3x²)

• x² + 6x + 8

• 2x² + 5x – 7

• -x² – 6x + 8

• -2x² + 11x – 4

(3x – 5) ( 4x² – 2x – 3)

• 12x³ – 26x² – 25x + 15

• 12x³ – 20x² – 5x + 15

• 12x³ – 20x² – 6x + 15

• 12x³ – 26x² + x + 15

Multiply: (x + 1) (x - 6) (x + 4)

• x³ - x² - 26x - 24

• x³ - 9x² - 14x - 24

• x³ - 11x² - 24x - 24

• x² - 5x - 6

Find the product:
(5n-8)(5n+8)

• 25n²-64

• 10n²

• 5n²+16

• 16

Find the product:
(3r-4)(7r-5)

• 21r²-43r+20

• 21r+43r²+9

• 7r+12r

• r+2r

Find the product:
(2x+3)²

• 2x+3+2x+3

• 4x²+12x+9

• 4x²+9

• 16x²+9

Find the Difference.
(4x³ -3x² + 6x - 4) - (-2x³ + x² -20)

• 4x² - 6x³ - 2x + 6

• 3x + 5x² + 1

• 6X³ -4X² + 6X + 16

• 3x + 2

Simplify:

• -4x - 3

• x² - 3

• -4x² - 6x

• -4x - 6

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

• 1

• 2

• 3

• 0