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Evaluate:(105)2 – (104)2 |
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Answer» Given (105)2 – (104)2 According to the property 8 i.e. for every natural number n, we have [(n+1)2-n2] = [(n+1) + n] Here n = 104 By applying the above property we get, (105)2 – (104)2 = (104+1) + 104 = 105 + 104 = 209 |
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