x = 27 и
y = 43 => xy = 1161 и x+y = 70
L = ?
(x + L)(y + L) = 2337 => xy + xL + yL + L^2 = 2337 => L(x+y) + L^2 = 2337 -1161 = =1176
L^2 + 70L - 1176 = 0
D = 98^2 => L = 14 или -84
По усл. L > 0 => Ответ: L = 14
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x = 27 и
y = 43 => xy = 1161 и x+y = 70
L = ?
(x + L)(y + L) = 2337 => xy + xL + yL + L^2 = 2337 => L(x+y) + L^2 = 2337 -1161 = =1176
L^2 + 70L - 1176 = 0
D = 98^2 => L = 14 или -84
По усл. L > 0 => Ответ: L = 14