Question 3

What is the value of $$13 \times 49^{\frac{3}{2}}$$

Solution

Expression = $$13 \times 49^{\frac{3}{2}}$$

= $$13 \times (7^2)^{\frac{3}{2}}$$

= $$13\times7^3$$

= $$13\times343=4459$$

=> Ans - (B)

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