If x = r cos a cosb cos c, y = cosa cosb sinc, z = r sina cosb u = r sinb then x square + y square + z square + u square =
If x = r cos a cosb cos c, y = cosa cosb sinc, z = r sina cosb u = r sinb then x square + y square + z square + u square =
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Last Activity: 2 Years ago
Last Activity: 2 Years ago
Last Activity: 2 Years ago
Last Activity: 2 Years ago
Last Activity: 2 Years ago