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Common Core · High School Number and Quantity · The Complex Number System

Standard N.CN.A.3

Free lessons and printable worksheets aligned to Common Core math standard N.CN.A.3.

2 lessons1 worksheets

Lessons for N.CN.A.3

Complex numbersNumbers built from a square root of negative one.Lesson
Conjugates and dividing complex numbersMultiplying above and below by the conjugate turns the denominator real.Lesson

Printable Worksheets

Conjugates and dividing complex numbers worksheet (PDF)Printable worksheet with answer keyPreview