Let $$a = \frac{1}{{2 - \sqrt 3 }} + \frac{1}{{3 - \sqrt 8 }} + \frac{1}{{4 - \sqrt {15} }}$$ then we have
A. a < 18 but a ≠ 9
B. a > 18
C. a = 18
D. a = 9
Answer: Option A
This Question Belongs to Arithmetic Ability >> Surds And Indices
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