Imaginary Numbers Are Real [Part 2: A Little History] Imaginary Numbers Are Real [Part 2: A Little History] begin-post-stats Welch Labs • 568K views end-post-stats begin-duration 5:16 end-duration Math topics: _Equations_##Equations##_Equation_##Equation##_Quadratic_formula_##Quadratic formula##_Cubic_function_##Cubic function##_Elementary_mathematics_##Elementary mathematics##_Completing_the_square_##Completing the square##_Zero_of_a_function_##Zero of a function##_Square_root_##Square root##_Binary_operations_##Binary operations##_Addition_##Addition##_Division_(mathematics)_##Division (mathematics)##_Multiplication_##Multiplication##_Numbers_##Numbers##_Factorization_##Factorization##_Negative_number_##Negative number##_Imaginary_number_##Imaginary number Other topics: _Formal_sciences_##Formal sciences##_Coefficient_##Coefficient##_Problem_solving_##Problem solving##_Formula_##Formula##_Mathematics_##Mathematics video-id: 2HrSG0fdxLY channel_Welch_Labs_ So What Learning Binary operations , Elementary mathematics , Equations , Formal sciences , Numbers Saturday, January 20, 2018 Share Share