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Illustrative Math - Algebra 2 - Unit 3 - Lesson 7

Last updated over 3 years ago

11 Nsɛmmisa

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A.REI.1

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Asemmisa {{asɛmmisaAhyɛnsode}}

1.

Noah solved the equation 5x^{2}=45. Here are his steps:
Do you agree with Noah? Explain your reasoning.

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5.

Which is a solution to the equation \sqrt{5-x}+13=4?

The equation has no solution.

86

9

81

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6.

Select all expressions that are equal to \frac{1}{(\sqrt{2})^{5}}.

-\frac{5}{\sqrt{2}}

\frac{1}{\sqrt{2^{5}}}

\frac{1}{\sqrt{32}}

-(\sqrt{2})^{5}

-2^{\frac{5}{2}}

2^{-\frac{5}{2}}

Asemmisa {{asɛmmisaAhyɛnsode}}

7.

Which are the solutions to the equation x^{2}=36?

6 only

-6 only

6 and -6

This equation has no solutions

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11.

The polynomial function q(x)=3x^{3}+11x^{2}-14x-40 has a known factor of (3x+5). Rewrite q(x) as the product of linear factors.

This lesson is from Illustrative Mathematics. Algebra 2, Unit 3, Lesson 7. Internet. Available from https://curriculum.illustrativemathematics.org/HS/teachers/3/3/7/index.html ; accessed 27/July/2021.

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