Complex and Irrational Roots

Which statement is correct?

• The zeros of this polynomial are 0, 2, and 5. 
• The solution 5 has a multiplicity of 2
• The solution 1 has a multiplicity of 1
• There are 4 solutions. 

Find all zeros for the polynomial function P(x) = x³ -3x²-5x+15

• 3, √5 
• 3, √5, -√5
• -3, √5, -√5
• -3, 5i, -5i

• A
• B
• C
• D

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

Which of the following are the roots of the polynomial?

• -3,-1,4

• -3,2i,-2i

• 3, -1, 4

• 3, 2i, -2i

Find the zeros of polynomial given one zero.

• A
• B
• C
• D

Find all real solutions of the polynomial equation x³-3x²+2=0

• x = 1, - 1 ± √3
• x= -1, 1 ± √3
• x= 1 ± √3, -1
• x=1, 1 ± √3

Tags

CCSS.HSA-REI.B.4B

Find all zeros for the polynomial
P(x) = x³ -3x²-5x+15

• 3, √5 
• 3, √5, -√5
• -3, √5, -√5
• -3, 5i, -5i

FInd all zeros for the polynomial
f(x) = x⁴+8x²-9

• -1, ⅓, ±3i
• ½, -1, ±3i
• 1, -1, ±i√11
• 1, -1, ±3i

Find the zeros of the polynomial.

• A
• B
• C
• D