Question

104. वह छोटी से छोटी पूर्ण वर्ग संख्या जो 21, 36 और 66 से विभाजित हा
निम्नलिखित हैं -
(a)214344 (6)214434 (c)213444 (d)231444
TAIT
T100
:​

Answer 1

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