√2/(√6+2)=কত?

A √3+√2

B 3-√2

C √3-√2

D √3+2

Solution

Correct Answer: Option C

√2/(√6+2)=√2/{(√3×√2)+(√2×√2)}
=√2/{√2 (√3+√2)}=1/(√3+√2)
=1(√3+√2)/{(√3+√2)(√3-√2)}
[লব ও হরকে (√3-√2) দ্বারা ভাগ করে ]
(√3-√2)/{(√3)2-(√2)2}=(√3-√2)/(3-2)=(√3-√2)/1=√3-√2

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