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A line passes through the point (6, -7, ...

A line passes through the point `(6, -7, -1) and (2, -3, 1).` The direction cosines of the line so directed that the angle made by it with the positive direction of x-axis is acute, are

A

`2/3, - 2/3, -1/3`

B

`-2/3, 2/3, 1/3`

C

`2/3, - 2/3 , 1/3`

D

`2/3, 2/3 , 1/3 `

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IPUCET PREVIOUS YEAR PAPERS-GGSIPU MATHEMATICS 2006-MCQ
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  3. A line passes through the point (6, -7, -1) and (2, -3, 1). The direct...

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  4. The maximum of the function 3cos x–4sin x is :

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