Tiêu đề Maths XII - Complex number - Polar and eulers formula .ppt.ppt ✅

Polar form or Mod-Amp form or trigonometric form z=x+iy is a complex number denoted by p(z)=(x,y) in Argand plane. Draw perpendicular PL on to OX x1 y1 y P(x,y) x 0 L x y r