Unit 3 Final Review Homework

What is the solution(s) of this system?
y = 2x - 2
y = x² - x - 2

• {(1,0),(2,0)}
• {(0,-2),(3,4)}
• {(-1,-4),(2,2)}
• {(-1,0)(2,0)}

• (2, -2)
• (2, 2)
• (-2, 2)
• (-2, -2)

Tags

CCSS.8.EE.C.8B

Determine the solution to the given linear-quadratic function.

• (3, -1)
• (-3, 0)
• (2, -3)
• (-3, 2)

• A
• B
• C
• D

Tags

CCSS.HSA.REI.C.7

Find the solution:
y = x² - 4x + 6
y = x + 2

• (3, 1) and (6, 4)
• (-1, 1) and (4, 2)
• (1, 3) and (4, 6)
• (1, 4) and (3, 6)

Tags

CCSS.HSA.REI.C.7

CCSS.HSA.REI.D.11

• 2
• 1
• 4
• None

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

• None (they are imaginary)

• 1

• 2

• 4

What are the
zeros of the polynomial
y = 3(x + 4)(x + 1)(x - 3)?

• -4, -1, 3
• 3, -3, 4, 1
• 4, 1, -3
• 3, -4, -1, 3

Tags

CCSS.HSF-IF.C.7C

• y = ^_(x + 2)(x - 1)²

• y = -(x - 2)(x + 1)²

• y = (x - 2)(x + 1)²

• y = -x³

Which solution has an even multiplicity?

• -1

• 1

• 3

• none of them do