Algebra Test on Polynomials

Simplify (8xy²+6xy) + (-12x²y+13xy²)

• 21xy² +12x²y+6xy

• 21xy² -12x²y-6xy

• 21xy² +12x²y-6xy

• 21xy² -12x²y+6xy

Multiply the Polynomials
2a²(3a - 5)-6a(8a² - 2a + 4)

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

• 25n²-64

• 10n²

• 5n²+16

• 16

Add the following polynomials. Enter the correct answer. (Make sure to use x from your keyboard.) (3x^2+5x-4)+(4x^2-x+14)

Mathematical Equivalence

OFF

Mathematical Equivalence

OFF

Add the polynomials. Select the correct answer.

Subtract the polynomials. Enter the correct answer.

Mathematical Equivalence

OFF

Multiply: 5a²(7a³- 4a² + a - 2)

• 35a⁵ - 20a⁴ + 5a³ - 10a²

• 12a⁵ - 9a⁴ +5a³ - 7a²

• 35a⁶ -20a⁴ + 5a² - 10

4m(3m⁷ + 2m⁵)

Multiply 7x²y³ (2x⁴y⁵+6xy³)

• 14x⁸y¹⁵+42x²y⁹

• 9x⁶y⁸+13x³y⁶

• 14x⁶y⁸+42x³y⁶

• 14x⁶y⁸+42x²y⁶