Multiplying Two Binomials Box Method

Where is the error in the following problem if it is solved with the distributive property?



• multiplied incorrectly

• Forgot to multiply the inner terms

• combined like terms incorrectly

• The first term should not be squared

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CCSS.HSA.APR.A.1

(x + 2)(x - 9)

• x² + 7x - 18

• x² - 7x - 18

• x² - 11x - 18

• x² - 18x - 7

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CCSS.HSA.APR.A.1

Whether multiplying binomials using FOIL or using a BOX, I must remember to _________ like terms from the middle two terms.

• combine

• walk

• multiply

• call

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CCSS.HSA.APR.A.1

Multiply:

(3x – 1)(x + 5)

• 3x² + 4x + 5

• 3x² + 4x - 5

• 3x² + 14x - 5

Tags

CCSS.HSA.APR.A.1

Multiply:

(3x + 2)(2x + 4)

• 6x² + 16x + 8

• 5x² +11x + 6

• 5x² + 16x + 6

Tags

CCSS.HSA.APR.A.1

Multiply:
(3x – 1)(x + 5) 

• 3x² + 4x + 5

• 3x² + 4x - 5

• 3x² + 14x + 5

• 3x² + 14x - 5

Tags

CCSS.HSA.APR.A.1

Which method do you prefer to multiply binomials?

• FOIL METHOD

• BOX METHOD

Tags

CCSS.HSA.APR.A.1

When multiplying (x + 6) (x + 7) what goes in the first box?

• 6x

• x²

• 42

• 7x

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CCSS.HSA.APR.A.1

When multiplying (x + 6) (x + 7) what goes in the third box?

• 6x

• x²

• 42

• 7x

Tags

CCSS.HSA.APR.A.1

How do you feel about multiplying using the box method?

• It's easy!

• I need some more help.

Tags

CCSS.HSA.APR.A.1