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Find the Square of the Given Numbers 71 - Mathematics

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Find the square of the given numbers

71

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Solution

71= (70 + 1)2

= 70 (70 + 1) + 1 (70 + 1)

= 702 + 70 × 1 + 1 × 70 + 12

= 4900 + 70 + 70 + 1

= 5041

Concept: Finding the Square of a Number
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APPEARS IN

NCERT Class 8 Maths
Chapter 6 Squares and Square Roots
Exercise 6.2 | Q 1.5 | Page 98

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