Back to The Complex Number System — Problem 3 · Task Set 28

HSN.CN Tutor Intake — Complex Numbers

This short check helps your tutor understand where to start with complex numbers. Answer each question on your own without notes or a calculator. If you are unsure, give your best try — the goal is to find what to work on together, not to grade you.

Grade 10·12 problems·~14 min·Common Core Math - HS Number and Quantity·domain·cn
Work through problems with immediate feedback
A

Procedures

1.

Compute (16i)+(4+2i)(1 - 6i) + (4 + 2i) and write the result in the form
a+bia + bi.

Imaginary part bb (the coefficient of ii) ==   ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲