This ready-to-print lesson on complex numbers gives you everything needed for successful Algebra 2 instruction with minimal prep time.

What's Included

✓ Guided notes with organized key concepts and guided practice for scaffolded learning

✓ Notes video (streaming and download) perfect for confident instruction, absent students, or flipped classrooms

✓ Practice A & B in two comparable forms for homework/classwork flexibility

✓ Exit ticket and warm-up for quick formative assessment and next-day review

Learning Objective

Students will:

• Simplify complex numbers including the imaginary unit, i
• Add, subtract, and multiply expressions involving complex numbers
• Use polynomial identities and complex numbers to factor polynomial expressions
• Solve simple quadratic equations resulting in complex solutions
• Connect complex numbers to quadratic functions and the fundamental theorem of algebra

Primary Standards Addressed

2A.7A, 2A.4F from the Algebra 2 Texas Essential Knowledge and Skills (TEKS)

N.CN.1, N.CN.2, N.CN.7, N.CN.8, N.CN.9 from the Common Core State Standards (CCSS)

Resource Details

This resource is in PDF format. Check out the preview for a detailed look!

Lesson Notes - 4 pages + key

Practice A - 2 pages + key

Practice B - 2 pages + key

Exit Ticket (4 per page printable) - 1 page + key

Warm-Up (4 per page printable) - 1 page + key

Exit Ticket (Display) - 1 page

Warm-Up (Display) - 1 page

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