Practice Quiz on Polynomials

- (3x²y + xy²) - (3xy² - x²y)

• 2x²y + 4xy²
• 2x²y - 4xy²
• - 2x²y + 4xy²
• - 2x²y - 4xy²

Find the sum.

2(2x² + 5x - 7) + ( 3 - 4x² - 6x)

• 2x² + 3x +1

• -2x² - 11x -4

• 4x - 11

• -2x² + 11x -4

Find the sum.

(3x² + x³ - 5) + (4x² - 4x + 2x³ + 8)

• 3x³ + 7x² - 4x + 3

• 4x² + 3x³ - x + 3

• -x⁴ + 2x³ - x - 4

• 4x³ + 3x² - 3x + 1

Simplify the expression.

(4a³ - 8a - 4a²) + (7a³ - 7 - 6a)

• 11a³ - 4a² - 14a - 7

• 3a³ - 4a² - 14a - 7

• 5a³ - 4a² - 20a - 7

• 5a³ - 9a² - 20a - 7

(5x³- x² + 4) - (3x³ - 2x² - 3)

• -2x³ - 3x² + 7

• -2x³ + x² + 1

• 2x³ + x² + 7

• 4x³ - 3x² + 7

Simplify each expression.

• $-2u^2-8v^2+w^2-6uw-8w$

• $2u^2+8v^2-w^2+6uw+8w$

• $-2u^2-4v^2+2w^2-6uw-8w$

• $-2u^2-8v^4+w^4-6uw-8w$

Simplify the following expression.

• $8x^4y^4-6x^4y^3-10xy^3-7y^4$

• $-8x^4y^4+6x^4y^3+10xy^3+7y^4$

• $8x^8y^8-6x^8y^6-10x^2y^6-7y^8$

• $-8x^8y^8+6x^8y^6+10x^2y^6+7y^8$

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

Simplify each expression.
(6b³ + 6 - b⁴) - (8b³ - 6b⁴ + 2)

• 4b⁴ - 2b³ + 7
• 5b⁴ - 2b³ + 4
• b⁴ - 2b³ + 7
• 5b⁴ - 2b³ + 7

Find the product of (3x + 2) and (2x - 5)

• 5x^2 - 3x - 10

• 6x^2 - 11x - 10

• 9x^2 - 7x - 10

• 6x^2 + 11x - 10