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Chapter 3 - Squares and Square Roots - R S Aggarwal Solutions for Class 8

Square: The square of a number is the product of the number with the number itself.

Ex: Square of x is (x * x) = x2

If x = 4 then square of 4 is (4*4) = 42  = 16

Perfect Squares: A natural number is called a perfect square if it is the square of some natural number.

Note: A perfect square is always expressible as the product of pairs of equal factors.

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