Illustrative Math - Algebra 1 - Unit 6 - Lesson 15 - Formative Library | Library

1.

Select all of the quadratic expressions in vertex form.

F.BF.3

F.IF.7.a

F.IF.8.a

2.

3.

4.

5.

Which equation is represented by the graph?

6.

7.

8.

9.

10.

11.

12.

For each function, write the coordinates of the vertex of its graph and tell whether the graph opens up or down.

13.

14.

15.

16.

17.

Noah is going to put $2,000 in a savings account. He plans on putting the money in an account and leaving it there for 5 years. He can put the money in an account that pays 1% interest monthly, an account that pays 6% interest every six months, or an account that pays 12% interest annually.

Which account will give him the most money in his account at the end of the 5 years?

18.

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

		y=-x^{2}+3
		y=(x+1)(x+3)
		y=x^{2}-3
		y = (x-1)(x-3)

19.

The table shows some input and output values of function f. Describe a possible rule for the function by using words or by writing an equation.

This lesson is from Illustrative Mathematics. Algebra 1, Unit 6, Lesson 15. Internet. Available from https://curriculum.illustrativemathematics.org/HS/teachers/1/6/15/index.html ; accessed 26/July/2021.

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