Math, asked by brindhanandhini2005, 6 months ago

conjugate of (3-2i)(2+3i) divided by (1+2i)(2-i)​

Answers

Answered by ishaniaswal618
0

(3-2i)(2+3i)=6+9i-4i+6

=12+5i

then conjugate of 12+5i=12-5i

ATQ

(12-5i)/(1+2i)(2-i)

=(12-5i)/(4+3i)

both numerator and denominator multiple by (4-3i)

(12-5i)×(4-3i)/(4+3i)(4-3i)

=48-36i+20i-15/(4)^2-(3i)^2

=33-56i/16+9

33/25 - 56i/25

Similar questions