(√3 × √5)4 এর মান কত?
Solution
Correct Answer: Option C
(√3 X √5 )4
=(√3)4 X(√5)4 [ (ab)2=a2b2]
={(√3)2 }2 x{(√5)2}2
=(32)X(5)2 [ (√a)2=a ]
=9 X 25 =225
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