Adding Subtracting Multiplying Dividing Polynomials

(3x²-5x+ 8y+7xy+2y²) - (4x²+2x-3y+7xy-3y²)=

• -x² - 7x + 11y + 5y²

• x² + 7x + 11y - y²

• 7x²-3x+5y+14xy-y²

• -x² - 7x + 11y + 14xy + 5y²

Add the polynomials (x-2) and (x²+3)

• x²+x+1

• x³+5

• x³+1

• x³-1

(5x⁴-2x²+4x-3) -  (5x⁴+ 3x³- 4x+3)

• -3x³ - 5x²  + 8x  - 6

• -3x³ - 2x²  + 8x  - 6

• -3x³ - 2x²

• 3x³ - 2x²

5x²y-xy²+5x-3)+(4xy²-3y+7xy-5)+(2x²y-3xy

• 7x²y + 3xy² - 3y + 4xy + 5x - 8

• 7x²y + 3xy² - 3y + 4xy + 5x + 2

• 7x²y - 5xy² - 3y + 4xy + 5x - 8

• 3x²y + 3xy² - 3y + 4xy + 5x - 8

Dividex⁴ + x³ +2x² +x -1  by (x+1)

• x² + 2x -1

• x³ + 2x-1

• x² - 2x + 1

• x³ - 2x + 1

Multiply (3x – 1)(x + 5) 

• 3x² + 4x + 5

• 3x² + 4x - 5

• 3x² + 14x + 5

• 3x² + 14x - 5

Multiply: (r + 7)(r − 7)

• r ² − 49 

• r ² + 14

• r ² − 7r + 49 

Multiply (n - 5)(n - 1)

• n² - 5n + 5

• n² - 6n + 5

• n² + 5

• n² + 6n + 5

Factor the polynomial. 
x²-4x-32

• (x-8)(x+4)

• (x-4)(x-32)

• (x+3)(x-4)

• x+2)(x+5)

Add the polynomials.
(3x³ + 3x² – 4x + 5) + (x³ – 2x² + x – 4)

• 4x³ + 1x² – 3x + 1

• 2x³ + 1x² - 5x + 9

• 6x³ + 1x - 1x² - 3

• 3x⁵ +1x - 1x⁵ - 3x