asked 10.3k views
4 votes
Which expression is equivalent to 4+5i•(2-7i)?

asked
User Jocel
by
8.7k points

1 Answer

5 votes

Answer:

(4 + 5i)(2 - 7i) = 8 - 28i + 10i + 35

= 43 - 18i

4 + 5i(2 - 7i) = 4 + 10i + 35

= 39 + 10i

answered
User Afamee
by
8.2k points
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.