Answer with Explanation choose correct option ?
If the roots of the equation #(x-b)(x-c)+(x-c)(x-a)+(x-a)(x-b)=0# are equal then -
i) #a+b+c=0#
ii) #a+b omega+comega^2=0 #
iii)#a-b+c=0#
iv)NONE OF THIS
If the roots of the equation
i)
ii)
iii)
iv)NONE OF THIS
1 Answer
Explanation:
Here,
Comparing with quadratic eqn.
Given that , roots of the eqn. are equal.
So ,Discriminant
Multiplying each term of eqn. by
This option is not given in the question.