alleryपहिल्या चार मूळ संख्यांचे वर्ग 4, 9, 25, 49 आहेत. पाचवा वर्ग कोणता आहे?
A169
B100
C81
D121
Answer & Solution
Correct answer: D. 121
ही पदे 2, 3, 5 आणि 7 या मूळ संख्यांचे वर्ग आहेत, म्हणून पुढील पद 11 चा वर्ग आहे, जो 121 आहे.
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