Illustrative Math - Algebra 1 - Unit 7 - Lesson 20
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Last updated 23 days ago
18 Questions
1
1.
Decide whether each number is rational or irrational.
Decide whether each number is rational or irrational.
- 10
- \frac{4}{5}
- \sqrt{4}
- \sqrt{10}
- -3
- \sqrt \frac{25}{4}
- \sqrt{0.6}
- Rational
- Irrational
F.IF.7.a
N.RN.3
A.REI.4.b
8.NS.1
1
2.
Here are the solutions to some quadratic equations. Select all solutions that are rational.
Here are the solutions to some quadratic equations. Select all solutions that are rational.
F.IF.7.a
N.RN.3
A.REI.4.b
8.NS.1
1
3.
1
4.
1
5.
1
6.
1
7.
1
8.
1
9.
1
10.
Match each equation to an equivalent equation with a perfect square on one side.
Match each equation to an equivalent equation with a perfect square on one side.
| arrow_right_alt | (x-\frac{9}{2})^{2}=\frac{83}{4} | |
| arrow_right_alt | (x-\frac{3}{7})^{2}=\frac{10}{4} | |
| arrow_right_alt | (x-2.5)^{2}=17.25 | |
| arrow_right_alt | (x-0.05)^{2}=0.002 | |
| arrow_right_alt | (x-3.2)^{2}=19.14 | |
| arrow_right_alt | (x-0.605)^{2}=6.646025 |
F.IF.7.a
N.RN.3
A.REI.4.b
8.NS.1
1
11.
1
12.
1
13.
1
14.
1
15.
Which quadratic expression is in vertex form?
Which quadratic expression is in vertex form?
F.IF.7.a
N.RN.3
A.REI.4.b
8.NS.1
1
16.
1
17.
1
18.
This lesson is from Illustrative Mathematics. Algebra 1, Unit 7, Lesson 20. Internet. Available from https://curriculum.illustrativemathematics.org/HS/teachers/1/7/20/index.html ; accessed 26/July/2021.
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