Question

The distance between origin and (tan a,1) is
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Answer 1

Step-by-step explanation:

The distance of a point A (x, y) from the origin O (0, 0) is given by OA = (x−0)2+(y−0)2−−−−−−−−−−−−−−−√

i.e., OP = x2+y2−−−−−−√