CBSE Class 10 Answered
Please solve this question
Asked by vikasg13.hardware | 30 Jun, 2018, 11:57: AM
Expert Answer
Let the numbers be x, y and z where z is the largest number.
According to the question,
xy + z is the correct number.
Wrong number is z(x + y).
Equating numbers,
xy + z = z(x + y)
xy + z = zx + zy
xy + z = zx + zy + xy - xy
xy + xy + z = zx + zy + xy
2xy + z = zx + zy + xy..........(I)
(x + y + z)2 = x2 + y2 + z2 + 2xy + 2yz + 2xz
Answered by Sneha shidid | 11 Jul, 2018, 05:13: PM
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