If a2 + b2 + c2 + $$\frac{1}{{{a^2}}} + \frac{1}{{{b^2}}} + \frac{1}{{{c^2}}} = 6,$$ then what is the value of a2 + b2 + c2?
A. 3
B. 6
C. -3
D. 2
Answer: Option A
Solution (By Examveda Team)
a2 + b2 + c2 + $$\frac{1}{{{a^2}}} + \frac{1}{{{b^2}}} + \frac{1}{{{c^2}}} = 6,$$Put a = b = c = 1
∴ a2 + b2 + c2 = 1 + 1 + 1 = 3
This Question Belongs to Arithmetic Ability >> Algebra
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