Question
LCM of 21 5 , 21 10 and 21
15 is? (1). 21 5 (2). 21 15 (3).2130 (4 ). 21 10Solution
LCM of 21 5 , 21 10 Â and 21 15 Â =Â 21 15 Â ( we always take highest power in case of LCM when base is same).
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