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Application of Quadratic Function

Authored by Anthony Clark

Mathematics

9th Grade

CCSS covered

Application of Quadratic Function
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18 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the vertex for
f(x)=4(x-2)2 + 3

(-2, 3)

(2,-3)

(4,3)

(2,3)

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which equation has a vertex of (-3, 4)?

y = 2(x+3)+ 4

y = (x+3)2 - 4

y = (x-3)2 + 4

y = 2(x - 3)2 + 4

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

An object flies through the air and follows a parabolic path. What does the y-axis represent? 

time 

height from the ground 

horizontal distance 

money 

4.

GRAPHING QUESTION

1 min • 1 pt

Answer explanation

This is only one possible choice. As long as the y-intercept is less than 3 and the quadratic shows a maximum value for its vertex, it would be correct.

Tags

CCSS.HSF-IF.C.7A

5.

MATH RESPONSE QUESTION

1 min • 1 pt

A ball is thrown vertically into the air. Its height in feet after t seconds is given by the equation h(t) = –5t2 + 20t. How many feet into the air will the ball be at 3 seconds?

Mathematical Equivalence

OFF

6.

DROPDOWN QUESTION

1 min • 1 pt

Media Image

Analyze the given graph and the determine the correct function.​ (a)   ​ (b)  

x(x-2)

x+(x-2)

(x+4)(x+5)

(x-0)

Tags

CCSS.HSF-IF.C.7A

7.

DROPDOWN QUESTION

1 min • 1 pt

A function is shown. f(x) = x2 - 6x -27.

Fill in the blanks below to make the statement true.

"The graph of f(x) has a minimum value of ​ (a)   and has zeros at ​ (b)   and ​ (c)  

-27

-36

-33

-42

-9

-3

0

3

9

4

Tags

CCSS.HSF-IF.C.7A

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