If and , then the value of is : (A) 0 (B) 28 (C) 98 (D)…

MATHEMATICS · Subjective · CBSE · Mathematics · A Square and A Cube · A Square and A Cube

Problem

If HCF(98,28)=m\text{HCF}(98, 28) = m and LCM(98,28)=n\text{LCM}(98, 28) = n, then the value of n−7mn - 7m is : (A) 0 (B) 28 (C) 98 (D) 198

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