Match each quadratic expression given in factored form with an equivalent expression in standard form. One expression in standard form has no match.
arrow_right_alt
y^{2}-x^{2}
arrow_right_alt
121-x{2}
arrow_right_alt
x^{2}-121
arrow_right_alt
x^{2}-2xy+y^{2}
A.SSE.2
A.SSE.3.a
A.REI.4.b
1
2.
Both (x-3)(x+3) and (3-x)(3+x) contain a sum and a difference and have only 3 and in each factor.
If each expression is rewritten in standard form, will the two expressions be the same? Explain or show your reasoning.
A.SSE.2
A.SSE.3.a
A.REI.4.b
1
3.
1
4.
1
5.
1
6.
1
7.
1
8.
1
9.
1
10.
1
11.
What are the solutions to the equation (x-a)(x+b)=0 ?
A.SSE.2
A.SSE.3.a
A.REI.4.b
1
12.
Create a diagram to show that (x-3)(x-7) is equivalent to x^{2}-10x+21.
A.SSE.2
A.SSE.3.a
A.REI.4.b
1
13.
Select all the expressions that are equivalent to 8-x.
A.SSE.2
A.SSE.3.a
A.REI.4.b
1
14.
1
15.
1
16.
1
17.
Which statement is true about the two populations?
A.SSE.2
A.SSE.3.a
A.REI.4.b
This lesson is from Illustrative Mathematics. Algebra 1, Unit 7, Lesson 8. Internet. Available from https://curriculum.illustrativemathematics.org/HS/teachers/1/7/8/index.html ; accessed 26/July/2021.
The Illustrative Mathematics name and logo are not subject to the Creative Commons license and may not be used without the prior and express written consent of Illustrative Mathematics.
These materials include public domain images or openly licensed images that are copyrighted by their respective owners. Openly licensed images remain under the terms of their respective licenses. See the image attribution section for more information.
