Operations with polynomials

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

Add the polynomials:
(2x+5y) + (3x-2y)

• 3x + 5y

• 5x + 3y

• 5x + 7y

• 7xy + 1xy

(4x²+x) - (x²+2x)

• 3x² - x

• 4x² + 2x

• 3x² + 3x

• 3x² + 2x

Multiply:
(4x+1)(5x−2)

• 20x² + 3x − 2

• 20x² − 11x + 5

• 20x² − 18x + 2

• 20x² − 3x − 2

(5x+2)(x²-3x+6)

• 5x³ - 17x² +24x +12

• 5x³ + 17x² - 24x +12

• 5x³ - 13x² + 24x +12

• 5x³ +13x² - 24x - 12

Simplify:

• 9n³ + 4n

• 7n³ + 6

• -3n³ + 2

• 7n⁶ + 6

Simplify:

• 0

• -3n³ +8n

• -3n⁶ 

• -6n³

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

• -21x⁴ + 3x³ -12x²

• 7x² - x + 4 (-3x²)

• 21x⁴ + 3x³ + 12x²

• -12x² + 3x³ -21x⁴

(5x + x³) - (2x² + 3x)=

• x³ - 2x² - 2x

• x³- 2x² + 8x

• x³- 2x² + 2x

(x - 4)²

• x² - 16

• x² + 16

• x² - 8x + 16

• x² + 8x - 16