Let us see who will solve first? If 124 = 441 235 = 1444 336 = 2916 401 = ????
Answer is: 441 square root is 21 1444 square root is 38 2916 square root is 54 The diff is 38-21=17, 54-38=16 so the next diff is 15, therefore 54+15=69 So the answer is 69 square that is 4761
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