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CCSS.Math.Content.HSA.REI.B.4

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Mathematics

20 Questions

CCSS covered

CCSS.Math.Content.HSA.REI.B.4
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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step to solving THIS equation by completing the square?
a2 + 10a + 21 = 0

Set the equation equal to zero
Divide 10 by 2 and add the result to both sides
Add a2 and 10a together
Subtract the 21

Tags

CCSS.Math.Content.HSA.REI.B.4

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is one of the solutions to this equation?
(2x - 1)2 = 49

7
-7
-4
-3

Tags

CCSS.Math.Content.HSA.REI.B.4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What are the x- intercepts?

x= 0 and x= -4
x= 0 and x= 4
y= 0
x= 2

Tags

CCSS.Math.Content.HSA.REI.B.4

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

When factoring
x2 - 4x + 4 = 20,
what goes in the blank?
(x - __ )2 = 20

4
2
8
20

Tags

CCSS.Math.Content.HSA.REI.B.4

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

How many solutions does the equation 4x2 + 4x + 1 = 0 have?

0
1
2
More than 2

Tags

CCSS.Math.Content.HSA.REI.B.4

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If the graph of a quadratic does not intercept the x-axis at any point, then it has:

1 Real Solution
2 Real Solutions
Half a Solution
No Real Solution

Tags

CCSS.Math.Content.HSA.REI.B.4

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

____________
For the function above, is the discriminant positive, negative, or zero?

Positive
Negative
Zero
Not Sure

Tags

CCSS.Math.Content.HSA.REI.B.4

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