If the roots of the equation (a - b)x2 + (b - c)X + (c- a) = 0 are equal, then
(1) 2b = a + c
(2) 2a = b + c
(3) 2c = a + b
(4) None of these
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If the roots of the equation (a - b)x2 + (b - c)X + (c- a) = 0 are equal, then
(1) 2b = a + c
(2) 2a = b + c
(3) 2c = a + b
(4) None of these
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