If a2+b2+c2+3=2(a−b−c), then the value of 2a−b+c is: A. 3 B. 4 C. 0 D. 2

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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?