Question

solve that :
(3+4i) (5-2i)​

Answer 1

Answer:

(3+4i) (5-2i)​

Apply the distributive property.

3 ( 5 − 2 i ) + 4 i ( 5 − 2 i )

Apply the distributive property.

3 ⋅ 5 + 3 ( − 2 i ) + 4 i ( 5 − 2 i )

=15-6i+20i+8

Add 15 and 8.

=23-6i+20i

Add -6i and 20

= 23 + 14 i