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Illustrative Math - Algebra 1 - Unit 7 - Lesson 12

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Last updated 23 days ago
17 Questions
1.
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6.

Mai is solving the equation x^{2}+12x=13. She writes:
Jada looks at Mai’s work and is confused. She doesn’t see how Mai got her answer.

Complete Mai’s missing steps to help Jada see how Mai solved the equation.

A.REI.4.a
A.SSE.2
A.REI.4.b
7.

Match each equation to an equivalent equation with a perfect square on one side.

((x+4)^{2}=18
(x+5)^{2}=12
(x-7)^{2}=54
(x+1)^{2}=1
(x+2)^{2}=9
(x-10){2}=91
A.REI.4.a
A.SSE.2
A.REI.4.b
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16.

A basketball is dropped from the roof of a building and its height in feet is modeled by the function h.

Here is a graph representing h.

Select all the true statements about this situation.

A.REI.4.a
A.SSE.2
A.REI.4.b
17.

A group of students are guessing the number of paper clips in a small box.

The guesses and the guessing errors are plotted on a coordinate plane.
What is the actual number of paper clips in the box?​​​​​​

A.REI.4.a
A.SSE.2
A.REI.4.b
This lesson is from Illustrative Mathematics. Algebra 1, Unit 7, Lesson 12. Internet. Available from https://curriculum.illustrativemathematics.org/HS/teachers/1/7/12/index.html ; accessed 26/July/2021.

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