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Find the direction cosines of v=8i-8j+4k and confirm that they satisfy cos2α+cos2β+cos2γ=1. Then use the direction...

Find the direction cosines of v=8i-8j+4k and confirm that they satisfy cos2α+cos2β+cos2γ=1. Then use the direction cosines to approximate the direction angles to the nearest degree.
Enter the exact answers for the direction cosines.

  cos⁢  α=

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  cos⁢  β=

Edit


  cos⁢  γ=

Edit



α≈ ∘
β≈ ∘
γ≈ ∘
Math   Calculus   
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