Quiz 3.3 Polynomial Identities

Put into standard form: (x + 6)²

• x² + 6x + 12
• x² + 6x + 36
• x² + 36
• x² + 12x + 36

Tags

CCSS.HSA.APR.C.4

When you multiply these factors (7r+6)(7r-6)...

• The middle term will double
• The middle term subtracts to 0
• These factors can not be multiplied
• All the terms are positive

Tags

CCSS.HSA.APR.A.1

When you multiply
(x-4)² ...

• The middle term subtracts to 0
• The middle term will double
• This can not be multiplied
• All the terms are positive

Tags

CCSS.HSA.APR.C.4

Put into standard form: (x - 9)²

• x² + 81
• x² - 18x + 81
• x² + 18x + 81
• x² - 81

Tags

CCSS.HSA.APR.C.4

• Difference of Squares

• Perfect Square Trinomial

• Sum of Cubes

• Difference of Cubes

What is the formula for the difference of squares?

• a² - b² = (a+b)(a+b)

• a² - b² = (a+b)(a-b)

• a² - b² = (a-b)(a+b)

• a² - b² = (a-b)(a-b)

Tags

CCSS.HSA.APR.C.4

Which of the following are identities used in the expressions a³ + b³ and a³ - b³?​ (a)   ​ (b)  

• Square of a trinomial
• Cubes of binomial
• Sum of cubes
• Difference of squares
• Difference of cubes
• Square of binomial

Tags

CCSS.6.EE.A.2C

Which identity is used in the expression (a+b)²?

• Difference of squares

• Square of binomial

• Perfect square trinomial

• Sum and difference of cubes

Tags

CCSS.HSA.APR.C.4

What is the factored form of the perfect square trinomial x^2 + 8x + 16?

• (x + 4)^2

• x^2 + 4

• 4x + 4

• x + 4x^2

Tags

CCSS.HSA.APR.C.4

Which identity is used in the expression (a-b)²?

• Difference of squares

• Square of binomial

• Perfect square trinomial

• Sum and difference of cubes

Tags

CCSS.HSA.APR.C.4