multiplication of complex numbers

Chinese equivalent: 复数乘法

multiplication of complex numbers If z₁ = a + bi and z₂ = c + di, then z₁ · z₂ = (ac - bd) + (ad + bc)i.

Syllabus path: Geometry and Algebra › Vectors and Complex Numbers › Arithmetic Operations on Complex Numbers

CSCA Exam Prep

This term is aligned to the CSCA undergraduate admissions exam syllabus. Continue with the linked tutorial and topic practice.

Practice related questions (14) · Start mock exam · Sign up — AI explanations · Membership plans

CSCA Mathematics Exam Glossary

Definition

multiplication of complex numbers If z₁ = a + bi and z₂ = c + di, then z₁ · z₂ = (ac - bd) + (ad + bc)i.

Related tutorial and examples

Arithmetic Operations on Complex Numbers

Arithmetic Operations on Complex Numbers Operations on complex numbers combine algebra and geometry. In the CSCA exam, Division (rationalizing the denominator) and Multiplication (using i² = - 1 ) are high - frequency calculation topics. Additionally, understanding the geometric …

Read the full tutorial and worked examples

Plan your next CSCA study step

Use this topic in a focused practice set, then connect it to the exam requirements and timed papers.