Question

$\frac{854\times 854\times 854-276\times 276\times 276}{854\times 854+854\times 276+276\times 276}=$?

• A. $1130$
• B. $578$
• C. $565$
• D. $1156$
• E. None of these

Answer 1

Answer: (B)

$578$

Given Exp. $=\frac{(a^3-b^3)}{(a^2+ab+b^2)}=(a-b)=(854-276)=578$