Cube of Binomial

The product of (a - b)³ =

• a³ - 3a²b - 3ab² - b³

• a³ - 3a²b + 3ab² - b³

• a³ - a²b - 3ab² - b³

• a³ - 3a²b - 3ab² + b³

Tags

CCSS.HSA.APR.C.5

(2a + b)³ =

• 2a³ + 12a²b + 6ab² + b³

• 8a³ + 12ab + 6ab² + b³

• 2a³ + 12a²b + 6ab + b³

• 8a³ + 12a²b + 6ab² + b³

Tags

CCSS.HSA.APR.C.5

(m - 2n)³ =

• m³ - 12m²n - 6mn² - 2n³

• m³ - 6m²n - 12mn² - 8n³

• m³ - 6m²n + 12mn² - 8n³

• m³ - 6m²n + 12mn² - 8n³

Tags

CCSS.HSA.APR.C.5

Factors of (a + b)³ =

• a³ + 3a²b + 3ab² + b³

• (a + b)(a + b)(a + b)

• (a - b)(a - b)(a - b)

• a³ + b³

Tags

CCSS.HSA.APR.C.4

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• 
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Tags

CCSS.HSA.APR.C.5

Mathematical Equivalence

OFF

Tags

CCSS.HSA.APR.C.4

Which of the following is the coefficient for the xy³ term of the expansion (3x-2y)⁴?

• 4

• -24

• -96

• 216

Tags

CCSS.HSA.APR.C.5

a³ + b³ =

• (a + b)(a² + ab + b²)

• (a - b)(a² + ab + b²)

• (a + b)(a² - ab - b²)

• (a + b)(a² - ab + b²)

Tags

CCSS.HSA.APR.C.4

Factors of a³ - b³ =

• (a - b)(a² - ab - b²)

• (a - b)(a² + ab + b²)

• (a + b)(a² - ab - b²)

• (a - b)(a² + ab + b²)

Tags

CCSS.HSA.APR.C.4

Factors of a³ + 8b³ =

• (a + 2b)³

• (a + 8b)(a - 8ab + 8b²)

• (a + 2b)(a - 2ab + 4b²)

• (a + 2b)(a - 2ab + 2b²)

Tags

CCSS.HSA.APR.C.4