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If $${a^{\frac{1}{3}}} = 11,$$   then the value of a2 - 331a is?

A. 1331331

B. 1331000

C. 1334331

D. 1330030

Answer: Option B

Solution(By Examveda Team)

$$\eqalign{ & {\text{ }}{a^{\frac{1}{3}}} = 11 \cr & \Leftrightarrow a = {11^3} = 1331 \cr & {a^2} - 331a \cr & = a\left( {a - 331} \right) \cr & = 1331\left( {1331 - 331} \right) \cr & = 1331\left( {1000} \right) \cr & = 1331000 \cr} $$

This Question Belongs to Arithmetic Ability >> Algebra

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