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How can one represent the square of 103?(a) (100+3)^2(b) (100-3)^2(c) (100+3)(d) (100-3)The question was posed to me by my college professor while I was bunking the class.The above asked question is from Finding the Square of a Number topic in division Squares and Square Roots of Mathematics – Class 8

Answer»

The correct option is (a) (100+3)^2

Easiest EXPLANATION: The number 103 can be represented in form 100+3, this will help us to calculate the square of the number. This METHOD would help us ELIMINATE the TRADITIONAL method of multiplying the number with itself.



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