Question

Simplify the expression: (1-5i)(3+7i)

Answer 1

8i+38

Explanation:

(1-5i)(3+7i)

=3+7i-15i-35i^2

=3-8i-35i^2

=3-8i-35(-1)

=3-8i-(-35)

=3-8i+35

=8i+38