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Illustrative Math - Algebra 2 - Unit 3 - Lesson 13

Posljednje ažuriranje over 3 years ago

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Pitanje 1

1.

Which expression is equivalent to 2i(5+3i)?

-6+10i

6+10i

-10+6i

10+6i

1

Pitanje 2

2.

1

Pitanje 3

3.

Pitanje 4

4.

Explain to someone who missed class how you would write (3-5i)(-2+4i) in the form a+bi, where a and b are real numbers.

Pitanje 5

5.

Which expression is equal to 729^{\frac{2}{3}}?

243

486

9^{2}

27^{3}

1

Pitanje 6

6.

1

Pitanje 7

7.

1

Pitanje 8

8.

Pitanje 9

9.

Plot each number in the complex plane.

Pitanje 10

10.

Select all the expressions that are equivalent to (3x+2)(x-4) for all real values of x.

3x^{2}-12

3x(x-4)+2(x-4)

3x^{2}-10x-8

3(x^{2}+2x-4)

3(x^{2}-3x)-(x+8)

3x(x-3)-2(5x+4)

This lesson is from Illustrative Mathematics. Algebra 2, Unit 3, Lesson 13. Internet. Available from https://curriculum.illustrativemathematics.org/HS/teachers/3/3/13/index.html ; accessed 27/July/2021.

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