यदि बिन्दु (a, 0), (0, b) तथा (1, 1) संरेखीय हों, तो \(\frac{1}{a}+\frac{1}{b}\) का मान है:

1
-1
2
1
3
\(-\frac{1}{2}\)
4
\(\frac{1}{2}\)

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