Illustrative Math - Algebra 2 - Unit 3 - Lesson 15

Illustrative Math - Algebra 2 - Unit 3 - Lesson 15

2 Qs

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Illustrative Math - Algebra 2 - Unit 3 - Lesson 15

Illustrative Math - Algebra 2 - Unit 3 - Lesson 15

Assessment

Quiz

Algebra I, Algebra II, Geometry, Math

Hard

N.CN.7, N.CN.2

Standards-aligned

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2 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain or show how to write (20-i)(8+4i) in the form a+bi, where a and b are real numbers.

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Tags

N.CN.7

N.CN.2

2.

OPEN ENDED QUESTION

3 mins • 1 pt

Without going through all the trouble of writing the left side in the form a+bi, how could you tell that this equation is false?(-9+2i)(10-13i)=-68-97i

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Tags

N.CN.7

N.CN.2