Multiplying Special Products

Front

What is the result of multiplying (x - 10)(x + 10)?

Back

The result is x² - 100, which has two terms.

Tags

CCSS.HSA.APR.A.1

Front

What is the expanded form of (x + 9)²?

Back

The expanded form is x² + 18x + 81.

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CCSS.HSA.APR.C.5

Front

What is the result of (2x - y)²?

Back

The result is 4x² - 4xy + y².

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CCSS.HSA.APR.C.4

Front

What is the product of (5x - 2y)²?

Back

The product is 25x² - 20xy + 4y².

Tags

CCSS.HSA.APR.C.4

Front

What does the acronym FOIL stand for in multiplying binomials?

Back

FOIL stands for First, Outside, Inside, Last.

Tags

CCSS.HSA.APR.A.1

Front

What is the formula for (a + b)²?

Back

The formula is a² + 2ab + b².

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CCSS.HSA.APR.C.4

Front

What is the formula for (a - b)²?

Back

The formula is a² - 2ab + b².

Tags

CCSS.HSA.APR.C.4

Front

What is the result of multiplying (x + 5)(x - 5)?

Back

The result is x² - 25.

Tags

CCSS.HSA.APR.A.1

Front

What is the expanded form of (3x + 4)²?

Back

The expanded form is 9x² + 24x + 16.

Tags

CCSS.HSA.APR.C.5

Front

What is the result of (x + 2)(x + 3)?

Back

The result is x² + 5x + 6.

Tags

CCSS.HSA.APR.A.1