Quadratic Function in the Vertex Form

Quadratic Function in the Vertex Form

9th Grade

13 Qs

quiz-placeholder

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Quadratic Function in the Vertex Form

Quadratic Function in the Vertex Form

Assessment

Quiz

Mathematics

9th Grade

Practice Problem

Hard

CCSS
HSF-IF.C.7A

Standards-aligned

Created by

Anthony Clark

FREE Resource

13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What causes the graph of y = x2 to open downward?

multiply the x2 by a fraction

multiply the x2 by a decimal

multiply the x2 by a negative number

multiply the x2 by a number greater than 1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following equations matches vertex form of a quadratic?

ax + by = c

y = a(x - h)2 + k

y = ax2 + bx + c

y = mx + b

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What piece of information does k identify in the following equation? y = a(x - h)2 + k

y value of the vertex

x value of the vertex

Direction (facing up or down)

x-intercept

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the vertex of the parabola: y = 2(x - 3)2 + 4

(3,4)

(-3,4)

(3, -4)

(-3,-4)

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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)

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Identify the vertex and whether the graph opens up or down.

(5, 2); opens up

(5, 2); opens down

(-5, 2); opens up

(-5, 2); opens down

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Rewrite the equation in vertex form
y = -2x2 +8x-6

y = 2(x+2)2-2

y = -2(x-2)2+2

y = -2(x-2)2-2

y = 2(x-2)2+2

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