Question:
The angle at which the normal to the plane 4x - 8y + z = 7 is inclined to y-axis is :
The angle at which the normal to the plane 4x - 8y + z = 7 is inclined to y-axis is :
Updated On: Jun 13, 2024
- \(\cos^{-1}(\frac{4}{9})\)
- \(\cos^{-1}(\frac{1}{9})\)
- \(\cos^{-1}(\frac{8}{9})\)
- \(\cos^{-1}(\frac{5}{9})\)
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The Correct Option is C
Solution and Explanation
The correct option is (C) :\(\cos^{-1}(\frac{8}{9})\).
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