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2-8 Practice
By Patrick Silvey
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Last updated about 3 years ago
22 questions
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Question 18
18.
What is the name for the points where the graph of a function crosses the x-axis?
1
Question 19
19.
Use a calculator to compute the exact value of
f
(1.919).
1
1
1
Question 1
1.
What
could
fill every one of the blanks for the factors on the left?
Question 2
2.
What would fill all of the blanks for the factors on the right?
Question 3
3.
Factor 11x
2
+ 17x - 10.
Question 4
4.
Use Jada's start to factor 4x
2
- 12x - 7.
Question 5
5.
Factor 7x
2
- 22x + 3.
Question 6
6.
What is one solution to the equation 7x
2
- 22x + 3 = 0?
Question 7
7.
What is the other solution to the equation 7x
2
- 22x + 3 = 0?
Question 8
8.
Factor 4x
2
+ x - 5.
Question 9
9.
What is one solution to the equation 4x
2
+ x - 5 = 0?
Question 10
10.
What is the other solution to the equation 4x
2
+ x - 5 = 0?
Question 11
11.
Factor 9x
2
- 25.
Question 12
12.
What is one solution to the equation 9x
2
- 25 = 0?
Question 13
13.
What is the other solution to the equation 9x
2
- 25 = 0?
Question 14
14.
Are Han's solutions correct?
A. No, -3 is correct, but 2 is not.
B. No, 2 is correct, but -3 is not.
C. No, neither solution is correct.
D. Yes, both solutions are correct.
Question 15
15.
What is one solution to the equation 5x
2
+ 13x - 6 = 0?
Question 16
16.
What is the other solution to the equation 5x
2
+ 13x - 6 = 0?
Question 17
17.
What is the total area if the picture has a frame that is 4 inches thick?
Question 20
20.
Use a calculator to compute the exact value of
f
(5.081).
Question 21
21.
Why are 1.919 and 5.081 not
exact
solutions to the equation?
Question 22
22.
Which equation shows a next step in solving 9(x - 1)
2
= 36 that will lead to the correct solutions?
A. 9(x - 1) = 6 or 9(x - 1) = -6
B. 3(x - 1) = 6
C. (x - 1)
2
= 4
D. (9x - 9)
2
= 36
