1- If z = 1+ y2, we can write: a) z = 1- (iy)?, b) z = 1- iy?, c) z = 1- iy, d) z = 1 + (iy)? 2- If z1 = 1+i and z2 = i* then equal: b) -1+ i, %3D a) 1+i, с) -1- і, d) 1-i 3- If z = x + iy, z = x- iy,...

Extracted text: 1- If z = 1+ y2, we can write: a) z = 1- (iy)?, b) z = 1- iy?, c) z = 1- iy, d) z = 1 + (iy)? 2- If z1 = 1+i and z2 = i* then equal: b) -1+ i, %3D a) 1+i, с) -1- і, d) 1-i 3- If z = x + iy, z = x- iy, then zz equal: a) Vr + y7, b) x² - y', c) x? + y?, d) x? + iy? 4- Im(iz) equal: a) Re(z) c) -Re(2) b) Im(z) d) -ilm(iz) 5- arg () equal :- a) - arg(7), b) arg (z), c) arg (-7), d)-arg(z) Q2) Find(1 + iv3 )(i + v3) Q3| If a + ib (ix+1)2 find a? + b? x+1 Q4) By using polynomial equation, find (1 + i)? and (i + 1)3 Q5| Find the complex number z if arg(z – 1) = and arg(z) = * %3D