Question

The angles which the vector A ⃗ = 3ˆi + 6ˆj+ 2kˆmakes with
the co-ordinate axes are :
(a) cos⁻¹ 3/7, cos⁻¹ 4/7, cos⁻¹ 1/7
(b) cos⁻¹ 3/7, cos⁻¹ 6/7, cos⁻¹ 2/7
(c) cos⁻¹ 4/7, cos⁻¹ 5/7, cos⁻¹ 3/7

Answer 1

Answer:

c option is correct

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Answer 2

Answer:

b) cos⁻¹ 3/7, cos⁻¹ 6/7, cos⁻¹ 2/7 is the correct answer.

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