Question

Write the answer in standard form, a + bi, where a and b are real numbers.

Answer 1

You have the following expression:

(7 - 3i) - (8 + 5i)

cancel out parentheses and use multiplication law of signs:

7 - 3i - 8 - 5i

simplify like terms:

7 - 8 - 3i - 5i = -1 - 8i

Hence, the result is -1 - 8i