Math, asked by parthborude, 9 months ago

express (1+2i) (1+i) in the form of a+ib

Answers

Answered by rinabaidya06
1

Answer:

(1+2i)/ 1- 2 +2i

= (1+2i)/ -1 +2i

= { (1+2i)/ -1 +2i} X (-1 -2i)/ (-1 -2i)

= {(1+2i) X (-1 -2i)}/1. - 4i^2

=(-1 -2i -2i -4 i^2)/(1. +4)

=( -1 +4 -4i)/5

= 3/5. -(4/5) i

Step-by-step explanation:

hope this helps

Answered by raorangarao60
2

Answer:

1+2i+I+2i^2

1+3i-2

-1+3i

Step-by-step explanation:

Similar questions