Question 697087


1. 

{{{(5-2i)(3+4i)}}}

{{{5*3+5*4i-2i*3-2i*4i}}}

{{{15+20i-6i-8(i^2)}}}

{{{15+14i-8(-1)}}}

{{{15+14i+8}}}

{{{23+14i}}}


2. 

{{{(2-3i)/(1+i)}}}

{{{((2-3i)(1-i))/((1+i)(1-i))}}}


{{{(2*1-2*i-3i*1-3i*(-i))/(1^2-i^2)}}}


{{{(2-2i-3i+3i^2)/(1-(-1))}}}


{{{(2-5i+3(-1))/(1+1)}}}


{{{(2-5i-3)/2}}}


{{{(-1-5i)/2}}}


{{{-1/2-5i/2}}}





3. 

{{{(5+2i)/(3-i)}}}


{{{((5+2i)(3+i))/((3-i)(3+i))}}}


{{{(15+5i+6i+2i^2)/(3^2-i^2)}}}


{{{(15+11i+2(-1))/(9-(-1))}}}


{{{(15+11i-2)/(9+1)}}}


{{{(13+11i)/10}}}


{{{13/10+11i/10}}}...in form of a fraction 


{{{1.3+1.1i}}}..in decimal form


4. 

{{{(1-2i)/3i}}}


{{{(1-2i)3i/(3i*3i)}}}


{{{(3i-6i^2)/(9i^2)}}}


{{{(3i-6(-1))/(9(-1))}}}


{{{(3i+6)/(-9)}}}


{{{3i/-9+6/-9}}}


{{{-i/3-2/3}}}