alleryপ্রথম চারটি মৌলিক সংখ্যার বর্গ হল 4, 9, 25, 49। পঞ্চমটি কী?
A169
B100
C81
D121
Answer & Solution
Correct answer: D. 121
পদগুলি 2, 3, 5 এবং 7 মৌলিক সংখ্যাগুলির বর্গ, তাই পরবর্তীটি হল 11-এর বর্গ, যা হল 121।
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