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Biblioteka

Illustrative Math - Algebra 1 - Unit 6 - Lesson 13

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Pitanje 1
1.

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

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

Graph D.

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y=x^{2}+x

Graph A.

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y=-x^{2}+2

Graph B.

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y=x^{2}-x

Graph C.

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y=x^{2}+3x

Pitanje 2
2.

Complete the table without graphing the equations.

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Pitanje 3
3.
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Pitanje 4
4.
Pitanje 5
5.

Select all equations whose graph opens upward.

Pitanje 6
6.

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

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

(x+3)(x+7)

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x^{2}+10x+21

(x+7)(3x+1)

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3x^{2}+13x+12

(x+3)(x+4)

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3x^{2}+22x+7

(3x+4)(x+3)

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x^{2}+7x+12

Pitanje 7
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?

Pitanje 8
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.

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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