Std 8 Maths

NCERT Solutions Class 8 Maths Chapter 5 Squares and Square Roots Exercise 5.2

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Squares And Square Roots  Exercise 5.2 1). Find the square of the following numbers. (i) 32                                              (ii) 35 (iii) 86                                            (iv) 93 (v) 71                                             (vi) 46 Solution: (i) 32  32 = 30 + 2 (a+b)2 = a2 + 2ab + b2 322 = (30 + 2)2        = (30)2 + 2 X …

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NCERT Solutions Class 8 Maths Chapter 5 Squares and Square Roots Exercise 5.1

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Squares And Square Roots   Exercise 5.1 1). What will be the unit digit of the squares of the following numbers? (i) 81                                              (ii) 272 (iii) 799                                           (iv) 3853 (v) 1234                                          (vi) 26387 (vii) 52698                                      (viii) 99880 (ix) 12796                                       (x) 55555 Solution: (i) 81  The …

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