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December 2, 2020 8:48 pmpts 30 pts
  • IIT JAM
  • Physics (PH)

Q.11. if z = 1- cos 0 + i sin 0, then |z| equals (h) 2 cos

Q.11. If z = 1- cos 0 + i sin 0, then |z| equals (h) 2 cos
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  • Ruby negi
    for any doubt u can ask
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  • Ruby negi
    this is simple, only remember how to find the modulus of z and the trigonometic prosperity of cos2Theta, this is important formula..
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  • Ruby negi thankyou
    solution
    • cropped541474702.jpg
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    Umme
    a or c ?
    • cropped794580781699279516.jpg