MCQOPTIONS
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| 1. |
If the direction consines of a line are \[\left( \frac{1}{c},\frac{1}{c},\frac{1}{c} \right)\] then |
| A. | \[0<c<1\] |
| B. | \[c>2\] |
| C. | \[c>0\] |
| D. | \[c=\pm \sqrt{3}\] |
| Answer» E. | |