If 2500−−−−√+961−−−√−−−−−−−−−−−−√=(x)2, then x equals (A). 81 (B). 3 (C). 6561 (D). 9

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What is the formula of \[{x^2} + {y^2} + {z^2}?\

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What is the value of $ 5 $ million dollars in Indian rupees given that one dollar is equal to $ 75 $ Indian rupees.

How many perfect cubes can you find from 1 to 100? How many from -100 to 100?