Illustrative Math - Algebra 1 - Unit 6 - Lesson 13 - Formative Library | Library

1

1.

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

		y=x^{2}+x
		y=-x^{2}+2
		y=x^{2}-x
		y=x^{2}+3x

F.BF.3

F.IF.7.a

F.LE.2

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2.

Complete the table without graphing the equations.

F.BF.3

F.IF.7.a

F.LE.2

1

3.

1

4.

1

5.

Select all equations whose graph opens upward.

F.BF.3

F.IF.7.a

F.LE.2

1

6.

Match each quadratic expression that is written as a product with an equivalent expression that is expanded.

		x^{2}+10x+21
		3x^{2}+13x+12
		3x^{2}+22x+7
		x^{2}+7x+12

F.BF.3

F.IF.7.a

F.LE.2

1

7.

When buying a home, many mortgage companies require a down payment of 20% of the price of the house. What is the down payment on a $125,000 home?

F.BF.3

F.IF.7.a

F.LE.2

1

8.

A bank loans $4,000 to a customer at a 9\frac{1}{2}% annual interest rate.
Write an expression to represent how much the customer will owe, in dollars, after 5 years without payment.

F.BF.3

F.IF.7.a

F.LE.2

This lesson is from Illustrative Mathematics. Algebra 1, Unit 6, Lesson 13. Internet. Available from https://curriculum.illustrativemathematics.org/HS/teachers/1/6/13/index.html ; accessed 26/July/2021.

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