Question

Carry out the following subtraction: 6 + 13i – (7 – 15i ). Simplify your answer into a + bi form.

Answer 1

6 + 13i – (7 – 15i)

= 6 + 13i - 7 + 15i (distribute the negative sign)

= -1 + 28i (combine like terms)

Therefore, the answer is -1 + 28i in the form of a + bi.

Explanation: