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If 60^(@), 45^(@), alpha^(@)are the dire...

If `60^(@), 45^(@), alpha^(@)`are the directional angles of a vector `vecOP` then `alpha` is

A

`0^(@)`

B

`30^(@)`

C

`60^(@)`

D

`45^(@)`

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The correct Answer is:
C
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PREMIERS PUBLISHERS-Vector Algebra -I-Choose Correct Option
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