If the root of a quadratic equation (a²+b²) x² - 2b (a+c) x+(b²+c²) =0 are equal then....
which of the following option is right given below..........
plz answers with the solution..
(1).2b=a+c
(2).b²=ac
(3).b=2ac /a+c
(4).b=ac.
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2 option is the answer of this question.
b2=ac is the answer.
b2=ac is the answer.
mona112:
I said give answer with solution not without solution.
if u can't answer with solution.. so I've no need without... ok
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