Which of the following is always true?

A HCF(a,b) + LCM(a,b) = a + b

B HCF(a,b) × LCM(a,b) = a × b

C HCF(a,b) - LCM(a,b) = a - b

D HCF(a,b) ÷ LCM(a,b) = a ÷ b

Solution

Correct Answer: Option B

*সঠিক উত্তর হল
b) HCF(a,b) × LCM(a,b) = a × b
-এটি একটি প্রমাণিত সূত্র যা সর্বদা সত্য।

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