Multiplying by a monomial

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

Tags

CCSS.HSA.APR.A.1

What is the correct name of the following:
3x + 5y² - 3

• monomial
• binomial
• trinomial
• polynomial

(x³-x²+4) - (3x³-2x²+3)

• -2x³-3x²+7
• -2x³+x²+1
• 2x³-3x³-1
• 4x³-3x²+7

Tags

CCSS.HSA.APR.A.1

What is the degree of this polynomial?
4xy² + 3x - 5

• 2
• 3
• 4
• 5

Simplify:
3a(5a² + 8a + 2)

• 15a³ + 24a² + 6a
• 10a³ + 24a + 6
• 8a³ + 11a² + 6a
• 15a² + 24a + 6

Tags

CCSS.HSA.APR.A.1

Simplify:
3x³(2x² + 9x + 6)

• 6x⁶ + 27x³ + 18x
• 6x³ + 18x² + 9
• 6x⁵ + 27x⁴ + 18x³
• 6x⁶ + 45x³ 

Tags

CCSS.HSA.APR.A.1

Simplify:
-3x²(5x² + 3x)

• -15x⁴ - 9x²
• -15x⁴ - 9x³
• 2x⁴ - 6x³

Tags

CCSS.HSA.APR.A.1

Simplify:
-5x³(2x² - 6x + 8)

• -7x⁵ + 11x⁴ - 13
• -10x⁵ +30x⁴ - 40x³

Tags

CCSS.HSA.APR.A.1

Simplify:
5x(4x³ + 8) - 4x

• 9x⁴ + 40x
• 20x⁴ + 36x
• 20x⁴ - 20x² + 40
• 20x⁴ + 20x

Tags

CCSS.6.EE.A.3

Simplify:
5xy(6x-y)

• 11x² - y²
• 30x² + y²
• 30x²y - 5xy²
• 11x²y + 5x²y²

Tags

CCSS.HSA.APR.A.1