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Kelso Math: Algebra 2B - Unit 1 - Lesson 8
By Tom D'Aboy
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Last updated about 5 years ago
18 questions
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6.EE.2.c
8.EE.2
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Question 1
1.
a=
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8
9
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Question 8
8.
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Question 10
10.
Priya found x=3 and x=-1 as solutions to 3x^{2}-6x-9=0. Rearrange the steps to show she is correct.
Question 11
11.
What number needs to be added to the expression to create a perfect square?
Question 12
12.
Write the perfect square expression that you came up with for #11 in factored form.
Question 13
13.
What number needs to be added to the expression to create a perfect square?
Question 14
14.
Write the perfect square expression that you came up with for #13 in factored form.
Question 15
15.
What are the solutions to the equation 2x^{2}-5x-1=0?
x=\frac{-5\pm \sqrt{17}}{4}
x=\frac{5\pm \sqrt{17}}{4}
x=\frac{-5\pm \sqrt{33}}{4}
x=\frac{5\pm \sqrt{33}}{4}
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18
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Question 16
16.
Answer format: x=___ or x=___
1
Question 17
17.
Answer format: x=___
1
"Source: Illustrative Mathmatics Resouces (Download for free at curriculum.illustrativemathematics.org)"
Question 2
2.
b=
Question 3
3.
c=
Question 4
4.
Who is correct?
Mai
Jada
Neither
Question 5
5.
What mistakes did Mai make? Be specific... Which numbers? In which line(s)?
Click on the show your work button and mark on Mai's work to help your explanation.
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Question 6
6.
What mistakes did Jada make? Be specific... Which numbers? In which line(s)?
Click on the show your work button and mark on Jada's work to help your explanation.
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Question 7
7.
What are the correct solutions to this equation? Answer format: x=___ or x=___
Question 9
9.
Choose the solutions that make sense in this situation:
About 5.7 seconds
About -0.7 seconds
Both
Neither
Question 18
18.
Choose all correct solutions to the equation.
