Question
Four number-pairs have been given, out of which three
are alike in some manner and one is different. Select the number-pair that is different.Solution
17² - (1 + 7) = 289 – 8 = 281 11² - (1 + 1) = 121 – 2 = 119 22² - (2 + 2) = 484 – 4 = 480 13² - (1 + 3) = 169 – 4 = 165
Which of the following is equivalent toÂ
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