Adding and subtracting complex numbers

All in One Place

Everything you need for better marks in university, secondary, and primary classes.

Learn with Ease

We’ve mastered courses for WA, NSW, QLD, SA, and VIC, so you can study with confidence.

Instant and Unlimited Help

Get the best tips, walkthroughs, and practice questions.

0/7
?
Examples
Lessons
  1. Adding complex numbers
    1. (3+4i)+(9+3i) (3+4i)+(9+3i)
    2. (123i)+(2+2i)+(5i+1) (\frac{1}{2}-3i)+(-2+2i)+(5i+1)
    3. (65i)+(4+7i)+(4i2) (6-5i)+(-4+7i)+(4i-2)
  2. Subtracting complex numbers
    1. (7+9i)(5+i) (7+9i)-(5+i)
    2. (13i)(16+2i)(13i) (1-3i)-(\frac{1}{6}+2i)-(\frac{1}{3}-i)
    3. (1012i)(410i)+2i (10-12i)-(-4-10i)+2i
  3. Adding/subtracting complex numbers graphically
    (2+2i)+(3+i) (2+2i)+(3+i)
    Topic Notes
    ?
    Much like any other types of numbers (i.e. whole numbers, real numbers, natural numbers ...etc.), we can apply different types of operations on complex numbers. In this section, we will learn how to perform addition and subtraction on complex numbers.