If be the angles which a line makes with the coordinate axis, then:

Question

If $α, β, γ$ be the angles which a line makes with the coordinate axis, then:

Smart Achievers · Accepted Answer

(2)

Ans. $\cos^{2} α + \cos^{2} β + \cos^{2} γ = 1$

Explanation:

If $α, β, γ$ be the angles which a line makes with the coordinate axes, then $\cos^{2} α + \cos^{2} β + \cos^{2} γ = 1 .$

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