https://www.khanacademy.org/math/algebra2/x2ec2f6f830c9fb89:complex/x2ec2f6f830c9fb89:complex-mul/a/multiplying-complex-numbers 2021-06-30T17:32:40Z Multiplying complex numbers Learn how to multiply two complex numbers. For example, multiply (1+2i)⋅(3+i). article https://www.khanacademy.org/math/algebra2/x2ec2f6f830c9fb89:complex/x2ec2f6f830c9fb89:complex-mul/e/multiply-complex-numbers-by-real-or-imaginary-numbers 2021-08-12T16:00:39.880213098Z Multiply complex numbers (basic) Multiply complex numbers by single terms that are either real or pure imaginary. Sulinya Ramanan exercise https://www.khanacademy.org/math/algebra2/x2ec2f6f830c9fb89:complex/x2ec2f6f830c9fb89:complex-mul/v/multiplying-complex-numbers 2023-08-25T17:33:50.463554978Z Multiplying complex numbers Discover how to multiply complex numbers! Just like multiplying regular numbers, you can use the distributive property or FOIL method. Remember, the imaginary unit 'i' squared equals -1. So, when you multiply complex numbers like 1-3i and 2+5i, you get a new complex number: 17-i. Sal Khan video https://cdn.kastatic.org/googleusercontent/pZb74VD7tUGU_ni69fUn6kHlXN04LuJ1R9gmcoVkzkTNsbb7Ju_fzSA6lxeBH8YPZIq7b-oGxhpF3Cit5dV7L2k Multiplying complex numbers Discover how to multiply complex numbers! Just like multiplying regular numbers, you can use the distributive property or FOIL method. Remember, the imaginary unit 'i' squared equals -1. So, when you multiply complex numbers like 1-3i and 2+5i, you get a new complex number: 17-i. https://cdn.kastatic.org/ka-youtube-converted/cWn6g8Qqvs4.mp4/cWn6g8Qqvs4.mp4 332 Multiplying complex numbers https://www.khanacademy.org/math/algebra2/x2ec2f6f830c9fb89:complex/x2ec2f6f830c9fb89:complex-mul/a/complex-number-operations-review 2021-06-30T17:32:36Z Complex number operations review Review complex number addition, subtraction, and multiplication. article