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What will be the units digit of the squares of the following numbers?(i) 52 (ii) 977(iii) 4583(iv) 78367(v) 52698 (vi) 99880(vii) 12796(viii) 55555(ix) 53924 |
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Answer» (i) 52 Unit digit of (52)2 = unit digit of (2)2 = 4 (ii) 977 Unit digit of (977)2 = unit digit of (7)2 = 9 (iii) 4583 Unit digit of (4583)2 = unit digit of (3)2 = 9 (iv) 78367 Unit digit of (78367)2 = unit digit of (7)2 = 9 (v) 52698 Unit digit of (52698)2 = unit digit of (8)2 = 4 (vi) 99880 Unit digit of (99880)2 = unit digit of (0)2 = 0 (vii) 12796 Unit digit of (12796)2 = unit digit of (6)2 = 6 (viii) 55555 Unit digit of (55555)2 = unit digit of (5)2 = 5 (ix) 53924 Unit digit of (53924)2 = unit digit of (4)2 = 6 |
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