If a line makes angle and with the -axes respectively, then the angle made by the line and -axis is |
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a) |
b) |
c) |
d) |

If a line makes angle and with the -axes respectively, then the angle made by the line and -axis is |
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a) |
b) |
c) |
d) |

1 Answer

127 votes

**(b)**

Let be the angles with -axis, -axis respectively, then direction cosines are

127 votes

127