Library

Illustrative Math - Algebra 1 - Unit 6 - Lesson 12

By Formative Library
Last updated 23 days ago
15 Questions
1.

Here are four graphs. Match each graph with a quadratic equation that it represents.

y=x^{2}
y=x^{2}+5
y=x^{2}+7
y=x^{2}-3
F.IF.7.c
F.IF.7.e
F.BF.3
F.IF.7.a
F.IF.7.b
F.LE.2
F.IF.7.d
2.
3.
4.
5.
6.

Select all equations whose graphs have a -intercept with a positive y-coordinate.

F.IF.7.c
F.IF.7.e
F.BF.3
F.IF.7.a
F.IF.7.b
F.LE.2
F.IF.7.d
7.
8.
9.

Here is a graph of the function g given by g(x)=a*b^{x}.
What can you say about the value of b? Explain how you know.

F.IF.7.c
F.IF.7.e
F.BF.3
F.IF.7.a
F.IF.7.b
F.LE.2
F.IF.7.d
10.
11.
12.
13.
14.

Determine the x-intercepts, the vertex, and the y-intercept of the graph of each equation.

F.IF.7.c
F.IF.7.e
F.BF.3
F.IF.7.a
F.IF.7.b
F.LE.2
F.IF.7.d
15.

Equal amounts of money were invested in stock A and stock B. In the first year, stock A increased in value by 20%, and stock B decreased by 20%. In the second year, stock A decreased in value by 20%, and stock B increased by 20%.

Was one stock a better investment than the other? Explain your reasoning.

F.IF.7.c
F.IF.7.e
F.BF.3
F.IF.7.a
F.IF.7.b
F.LE.2
F.IF.7.d
This lesson is from Illustrative Mathematics. Algebra 1, Unit 6, Lesson 12. Internet. Available from https://curriculum.illustrativemathematics.org/HS/teachers/1/6/12/index.html ; accessed 26/July/2021.

IM Algebra 1, Geometry, Algebra 2 is © 2019 Illustrative Mathematics. Licensed under the Creative Commons Attribution 4.0 International License (CC BY 4.0).

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.