If a line makes angles - - - with OX-OY OZ respectively Prove that- i sin 2 - -sin 2 - -sin 2 - -2

[ cos ^ 2 #160; α +cos ^ 2 #160; β +cos ^ 2 #160; γ =1; 1 sin ^ 2 #160; α +1 sin ^ 2 #160; β +1 sin ^ 2 #160; γ =1; 3 1=sin ^ ...

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Direction Cosines

If a line mak...

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If a line makes angles $α, β$ & $γ$ with $O X, O Y$ & $O Z$ respectively Prove that: (i) ${sin}^{2} α + {sin}^{2} β + {sin}^{2} γ = 2$

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