Solve Quadratics (3 Methods)

Solve Quadratics (3 Methods)

9th - 11th Grade

20 Qs

quiz-placeholder

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Solve Quadratics (3 Methods)

Solve Quadratics (3 Methods)

Assessment

Quiz

Mathematics

9th - 11th Grade

Medium

CCSS
HSA-REI.B.4B, HSN.RN.A.2, 8.EE.A.2

+1

Standards-aligned

Created by

Sunny Lenhard

Used 73+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Solve by Square Root (Undo)

±81

±9

±3

No real solution

Tags

CCSS.HSA-REI.B.4B

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Solve by Factoring

-2, 4

-8

±8

No real solution

Tags

CCSS.HSA-REI.B.4B

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Solve by Factoring (Remove a gcf first)

-4, 2

-2, 4

-16

-4

Tags

CCSS.HSA-REI.B.4B

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Find the zeros of this quadratic. (Remember zeros, roots, x-ints and solutions are all the same thing. Set the factors = 0 and Solve)

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

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Determine the values of

a, b, and c for

the quadratic equation:

4x2 – 8x = 3

(Remeber to set = 0 First)

a = 4, b = -8, c = 3

a = 4, b =-8, c =-3

a = 4, b = 8, c = 3

a = 4, b = 8, c = -3

6.

MULTIPLE CHOICE QUESTION

1 min • 12 pts

Suzie solves the equation below:
x2 + 4x - 12 = 2
(x - 2)(x + 6) = 2, 
by setting x -2 = 0 and x + 6 = 0. 
Her solutions are x = 2 and x = -6.
Is Suzie correct? Why or why not?

Yes, she factored correctly and then used the zero product property
Yes, she factored correctly and then square rooted.
No, she did factor correctly, but she can't use the zero product property as shown.
No, she didn't factor correctly so the rest of her work is wrong. 

Tags

CCSS.HSA-REI.B.4B

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve by square root (undo)

4m2 - 100 = 0

m=25, -25

m=96

m=5, -5

m=-96

Tags

CCSS.8.EE.A.2

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