prove that:Sin(Z1+Z2)=sinZ1cosZ2-cosZ1sinZ2

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Parvez ali · Answer

sin(z1+z2)=img part(e i(z1+z2) )=I.P.(e iz1 .e iz2 )=I.P((cosz1+isinz1)(cosz2+isinz2)) =I.P.((cosz1cosz2-sinz1sinz2)+i(sinz1cosz2+cosz1sinz2)) =sinz1cosz2+cosz1sinz2 Thanks & Regards Parvez Ali askIITians Faculty Btech ISM Dhanbad

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prove that:Sin(Z1+Z2)=sinZ1cosZ2-cosZ1sinZ2

prove that:Sin(Z1+Z2)=sinZ1cosZ2-cosZ1sinZ2

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prove that:Sin(Z1+Z2)=sinZ1cosZ2-cosZ1sinZ2

prove that:Sin(Z1+Z2)=sinZ1cosZ2-cosZ1sinZ2

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