The number of integral points (i.e., and both are integers) which lie in the first quadrant but not on the coordinate axes and also on the straight line is equal to |
|||||||

a) |
133 |
b) |
135 |
c) |
138 |
d) |
140 |

The number of integral points (i.e., and both are integers) which lie in the first quadrant but not on the coordinate axes and also on the straight line is equal to |
|||||||

a) |
133 |
b) |
135 |
c) |
138 |
d) |
140 |

1 Answer

127 votes

**(a)**

We have,

Clearly, 3 must divide and so , for some

Thus,

127 votes

127