Question 14

What is the value of $$\sqrt[3]{1331}+\sqrt{729}-\sqrt[3]{512}$$ ?

Solution

Expression : $$\sqrt[3]{1331}+\sqrt{729}-\sqrt[3]{512}$$

= $$\sqrt[3]{11\times11\times11}+27-\sqrt[3]{8\times8\times8}$$

= $$11+27-8=30$$

=> Ans - (C)

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