Add, Subtract, and Multiply Polynomials Review

Multiply
(2x-1)(x+3)

• 2x²+5x-3

• 2x-3

• 2x²+6x-3

• 2x²-5x-3

(4x - 1)(5x−2)

• 20x² + 3x − 2

• 20x² − 11x + 5

• 20x² − 13x + 2

• 20x² − 3x − 2

Simplify:
3x³(2x² + 9x + 6)

• 6x⁵ + 27x⁴ + 18x

• 6x⁵ + 18x² + 9

• 6x⁵ + 27x⁴ + 18x³

• 6x⁵ + 45x³ 

(4x + 3)(x + 2)

• x² + 11x + 6

• 4x² + 8x + 6

• 4x² + 3x + 6

• 4x² + 11x + 6

(4x³-5x²+3x)+(-2x³-x²+6x)

• 2x³-6x²-9x

• 2x³+6x²+9x

• -2x³-6x²+9x

• 2x³-6x²+9x

• None of these

(3x²+xy-5y²) + (2x²-xy+3y²)

• 5x²-2xy+8y²

• 5x²-2y²

• 5x²+2y²

• 5x²+2xy-8y²

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

• 2x² + 3x +1

• -2x² - 11x -4

• 2x² + 5x -7

• -2x² + 11x -4

(4x³-5x²+3x)+(-2x³-x²+6x)

• 2x³-6x²-9x

• 2x³+6x²+9x

• -2x³-6x²+9x

• 2x³-6x²+9x

Add the following polynomials:

(x³-2x²+3)+(2x³+3x²-1)

• 3x³-2x²+3x+2

• 3x³+x²+2

• 3x³-5x²-2

• 3x³-x²+1

• None of these

Simplify (4n⁴ - 8n + 4) - (8n² + 4n⁴ + 1)

• -8n² - 8n + 3

• -7n² - 8n + 3

• -6n² - 8n + 3

• -7n² - 4n + 3