Algebra 2 · N-CN
Complex Number Arithmetic — Add, Subtract, Multiply
Complex numbers: a+bi where i²=−1. Add/subtract by combining real and imaginary parts; multiply by distributing (use i²=−1).
Algebra 2Common Core HSN-CN.A.2N-CNVerified correct ✓
Worked examples
Compute: (1 + 5i) · (-6 - 3i)
Answer: {"real": 9, "imag": -33}
Compute: (-6 - 5i) - (-2 + 6i)
Answer: {"real": -4, "imag": -11}
Every problem on Pounce is generated and checked by code — never a wrong answer key.
Master Complex Number Arithmetic — Add, Subtract, Multiply
Code-verified problems at exactly the right level, explained the way your kid learns.
Start your free trial 🐾