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Kelso Math: Algebra 2B - Unit 1 - Lesson 7
By Tom D'Aboy
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Last updated about 5 years ago
24 questions
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A.CED.1
A.REI.4.a
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A.CED.1
A.REI.4.a
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"Source: Illustrative Mathmatics Resouces (Download for free at curriculum.illustrativemathematics.org)"
Question 1
1.
Select
all
 the equations that have 2 solutions.
(x+3)^{2}=9
(x-5)^{2}=-5
(x+2)^{2}-6=0
(x-9)^{2}+25=0
(x+10)^{2}=1
(x-8)^{2}=0
5=(x+1)(x+1)
Question 2
2.
A frog jumps in the air. The height, in inches, of the frog is modeled by the function
Where t is the time after it jumped, measured in seconds. Solve the equation:
Answer format: t=___ or t=___
Question 3
3.
What do these solutions tell us about the jumping frog? I will have to grade this one.
4
6
5
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Question 4
4.
Answer format: t=___ or t=___
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Question 5
5.
Only one of these solutions makes sense in this situation. Which one?
1
Question 6
6.
Explain your answer to #5. Why is that the only solution that makes sense in this situation?
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Question 7
7.
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Question 8
8.
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Question 9
9.
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Question 10
10.
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Question 11
11.
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Question 12
12.
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Question 13
13.
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24
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Question 14
14.
a=
Question 15
15.
b=
Question 16
16.
c=
Question 17
17.
What is
-b
?
Question 18
18.
What is
b
2
?
Question 19
19.
What is
4ac
?
Question 20
20.
What is
b
2
- 4ac
?
Question 21
21.
What is
Question 22
22.
What is
Answer format: ___ and ___
Question 23
23.
What is
2a
?
Question 24
24.
What is
Answer format: ___ and ___