4/6 Quiz #1: Unit 5 Review

Does this parabola have a maximum or minimum?

• Maximum
• Minimum

Tags

CCSS.HSF-IF.C.7A

What is the vertex of this parabola?

• (−1, 3)
• (−3, 11)
• (−2, 5)
• (0, 5)

Tags

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSG.GPE.A.2

If given the equation
y = 3(x + 5)² - 4,
what is the vertex of the parabola?

• (5, -4)
• (-5, -4)
• (-15, -4)
• (15, -4)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

The x-intercepts of a quadratic equation are known as the _____.

• vertices
• squares
• zeros
• formulas

Tags

CCSS.HSF-IF.C.7A

Solve for b

• b=4/5, b=3

• b=4, b=-3

• b=1/5, b=3

• b=4/5, b=-3

Tags

CCSS.HSA-REI.B.4B

What are the x-intercepts?

2(x + 5)(x + 1) = 0

• x = 0, 5, 1

• x = 0, - 5, -1

• x = 5, 1

• x = -5, -1

Tags

CCSS.HSA-REI.B.4B

What are the zeros?

2x(x - 5) = 0

• x = 0, 5

• x = 0, - 5

• x = 5

• x = -5

Tags

CCSS.HSF-IF.C.7C

Write an expression where the solutions are -9 and 2 with a k=-3

• y=-3(x-9)(x-2)

• y=-3(x-9)(x+2)

• y=-3(x+9)(x-2)

• y=-3(x+9)(x+2)

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Convert the equation y= x²-2x-5 into vertex form.

(Hint: Graph this function, find the vertex and then look at the answer choices).

• y= (x-1)²-6

• y= -(x-1)²-6

• y= (x+1)²-6

• y= -(x+6)²-1

Which of the following shows

f(x) = x² + 12x - 2

written in vertex form?

(Hint: Graph this function, find the vertex and then look at the answer choices).

• f(x) = (x + 6)² + 142

• f(x) = (x + 6)² - 34

• f(x) = (x + 6)² - 38

• f(x) = (x + 6)² + 34