Question

Re (z1-z2) = Re (z1) - Re (z2)​

Answer 1

Let zz1 =a+ib

z2 =x+iy

z1 z 2 =(a+ib)(x+iy)

ax−by+i(bx+ay)

Re(z 1 z 2 )=ax−by

Re(z1 z 2 )=Rez 1 Rez 2 −Imz 1 Imz 2

Answer 2

Answer:

2

36

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Explanation:

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