If a = 2 + 3i and b = 1 − i, compute each of the following operations: Homework Help ✎
a + b
a − b
(2 + 3i) + (1 − i)
Combine like terms.
1 + 4i
Did you remember to distribute the negative?
A generic rectangle can be used to multiply.
Remeber that i2 = −1.
Multiply both the numerator and denominator by the complex conjugate of the denominator.