In this post we will learn to mentally square two, three or four digits using an interesting trick in vedic maths. We will use the concept of duplex of numbers to quickly square two digit numbers. Lets first understand what is a duplex of a number. For a single digit number, say ‘a’ , Duplex of […]
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Whats is Absolute value? Absolute value (or Modulus) represented by |x| of a real number x is the non-negative value of x without regard to its sign. For example: Absolute value of -3 => |-3| = 3 Absolute value of 7 => |7| = 7 Absolute value as distance? We can also think of absolute […]