Question

Multiplying complex numbers (6-5i)(3-10i)

Answer 1

Answer:-32 - 75i

Explanation:

(6-5i) × (3-10i)

6 × (3 - 10i) +(-5i × (3 - 10i))

18 - 60i + (-15i + 50i ^ 2)

18 - 60i - 15i + 50i ^ 2

18 - 75i + 50i ^ 2

18 - 75i + 50(-1) (Note: i ^ 2 is equal to -1 )

18 - 75i - 50

-32 - 75i