Question
If (x + y) = 40, then find the value of (x -
15)5Â + (y - 25)5.Solution
Since, (x + y) = 40 So, x = (40 - y) So, (x - 15)5Â + (y - 25)5Â = (40 - y - 15)5Â + (y - 25)5 = (25 - y)5Â + (y - 25)5 = (25 - y)5Â - (25 - y)5Â = 0
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