Solve Factored Polynomials

What are the roots of the following factored polynomial? (x + 1)(x - 1)(2x + 1)=0

• x= -1/2, -1, 1

• x= 1/2, -1, 1

• x = - ± 1

• x= 1/2, 1

Tags

CCSS.HSF-IF.C.7C

2n³ + 7n² - 2n - 7

• cannot be factored

• (n - 1)²(2n + 7)

• (n² - 1)(2n + 7)

• (n + 1)(n - 1)(2n + 7)

Factor

81m² - 1

• not factorable

• (m- 9)(m + 9)

• 9m (9m - 1)

• (9m - 1)(9m + 1)

Tags

CCSS.HSA.APR.C.4

Factor: 7r³ - 8r² + 42r - 48

• (r² + 6)(7r + 8)

• (r² + 6)(7r - 8)

• (r² + 6)(r² + 8)

• (r² + 6)(7r + 6)

Factor by grouping:

x³ + 7x² - 2x -14

• (x² - 2)(x - 7)

• (x² + 2)(x - 7)

• (x² + 2)(x + 7)

• (x² - 2)(x + 7)

Decide if (x - 3) is a factor of 3x³ + 10x² - x - 12

• Yes, it is a factor

• No, it is not a factor

Tags

CCSS.HSA.APR.B.2

Factor by grouping

x³ - 4x² - 4x + 16

• (x + 4)(x + 2)

• (x - 4)(x - 2)(x + 2)

• (x + 4)(x² + 4)

• (x - 4)(x - 2)

What is the Factored form of given polynomial ?

• 1 ( 5 + 2a )

• 5 ( 2 + a )

• 1 ( 5 + 2a )

• 5 ( 1 + 2a )

Tags

CCSS.7.EE.A.1

Factor completely perfect square trinomials; and solve problem involving factors of polynomials. 9a² + 24a + 16

Tags

CCSS.HSA.APR.C.4