Find Lcm and hcf
21 ,105,75
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SOLUTION
TO DETERMINE
The LCM and HCF of 21 , 105 , 75
EVALUATION
Here the given numbers are 21 , 105 , 75
Now
21 = 3 × 7
105 = 3 × 5 × 7
75 = 3 × 5 × 5
Hence
HCF = 3
LCM = 3 × 5 × 5 × 7 = 525
FINAL ANSWER
LCM = 525 and HCF = 3
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