alleryप्रथम चार अभाज्य संख्याओं के वर्ग 4, 9, 25, 49 हैं। पाँचवाँ वर्ग क्या होगा?
A169
B100
C81
D121
Answer & Solution
Correct answer: D. 121
दिए गए पद अभाज्य संख्याओं 2, 3, 5 और 7 के वर्ग हैं, अतः अगला पद 11 का वर्ग होगा, जो 121 है।
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