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Quadratic Functions Quiz Review

Authored by Laasya Guntamukkala

Mathematics

8th Grade

CCSS covered

Used 1+ times

Quadratic Functions Quiz Review
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23 questions

Show all answers

1.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

Media Image

What is the opening of the given quadratic function ?

(a)  

Tags

CCSS.HSF-IF.C.7A

2.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

What are the values of the constants a, b, and c in the given function?

f(x)=2x2−3x+4f\left(x\right)=2x^2-3x+4  

a = 2; b = 3; c = 4

a = 2; b = -3; c = 4

a = 2; b = -3; c = -4

cannot be determined

3.

FILL IN THE BLANKS QUESTION

30 sec • 5 pts

Media Image

What property of quadratic function that the arrow points to?

(a)  

Tags

CCSS.HSF-IF.C.7A

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is the correct formula in determining the vertex of the quadratic function?

x=−b2ax=-\frac{b}{2a}

x=−2a


b

​

x=−c2ax=-\frac{c}{2a}

x=−2a


c

​

x=b2ax=\frac{b}{2a}

x=2a


b

​

x=−b2cx=-\frac{b}{2c}

x=−2c


b

​

5.

FILL IN THE BLANKS QUESTION

30 sec • 5 pts

f(x)=−2x2+8x−7f\left(x\right)=-2x^2+8x-7  

Determine the vertex of the given quadratic function.

(a)  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Does this graph in the back have maximum or minimum value?

maximum
minimum
neither
both

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Find the zeros.

0 and 4
0 and -4
0
-4

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

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