Math 1 Quadratics Unit Test

A ball is thrown in the air. The height of the ball, y, at any given time, x, can be described by the equation y = -3x² +7x - 2. Which of the following describes this situation accurately?

• The ball goes upwards, reaching a maximum height

• The ball goes upwards, reaching a minimum height

• The ball goes downwards, reaching a maximum height

• The ball goes downwards, reaching a minimum height

Find the y-intercept of f(x) = 2x²-2x + 1

• 2
• -2
• 1
• -1

Tags

CCSS.HSF-IF.C.7A

What is the y intercept for the equation:
y = -8x² + 3x - 7

• (0, -8)
• (0, 3)
• (-8, -7)
• (0, -7)

Tags

CCSS.HSF-IF.C.7A

What is the vertex of this parabola?

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

Where is the axis of symmetry for this parabola?

• x = −1
• x = 0
• y = 3
• x = −3

Tags

CCSS.HSF-IF.C.7A

Factor
x² + 9x - 36

• (x + 12)(x - 3)
• (x + 9)(x - 4)
• (x - 12)(x + 3)
• (x - 9)(x - 4)

What is the factored form of x²-10x+24

• (x-4)(x-6)
• (x-12)(x+2)
• (x-8)(x-3)
• (x+24)(x-1)

Factor 4x²-9

• (4x-9)(4x+9)

• (2x-3)(2x+3)

• 2x-3

• (2x-4.5)(2x+4.5)

Tags

CCSS.HSA.APR.C.4

Factor x²-25

• ( x + 5 ) ( x - 5 )

• ( x - 5 ) ( x - 5 )

• ( x + 5 ) ( x + 5 )

• Prime

Tags

CCSS.HSA.APR.C.4

Identify number 4 on the graph.

• Vertex

• Y-intercept

• Axis of Symmetry

• X-axis

Tags

CCSS.HSF-IF.C.7A