If a = 1 + √3, b = 1 - √3, then what is the value of a2 + b2?
A. 4
B. 8
C. 0
D. 2
Answer: Option B
Solution (By Examveda Team)
a = 1 + √3∴ a2 = 1 + 3 + 2√3
b = 1 - √3
∴ b2 = 1 + 3 - 2√3
∴ a2 + b2 = 8
This Question Belongs to Arithmetic Ability >> Algebra
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