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104. वह छोटी से छोटी पूर्ण वर्ग संख्या जो 21, 36 और 66 से विभाजित हानिम्नलिखित हैं -(a)214344 (6)214434 (c)213444 (d)231444TAITT100: |
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Answer» answer= 213444 option (c) is correct. Step-by-step explanation: 21= 3×7 36= 2×2×3×3 66= 2×6×11 LCM= 2²×3²×7×11 WE SEE THAT IF WE MULTIPLY BY 7 AND 11 IN LCM , ALL FACTORS BECOME IN ² FORM AND THEN THE NUMBER FORMED IS A LEAST PERFECT NUMBER DIVIDED BY GIVEN NUMBER. =>>> 2²×3²×7²×11²= 4×9×49×121 = 213444 option (c) 213444 is correct |
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