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If a < b < c < d and k is the number of...

If ` a < b < c < d` and `k` is the number of real roots of the equation `(x-a)(x-c)+2(x-b)(x-d)=0` , then equation of the line parallel to `y` -axis and cutting an intercept 'k' on x-axis is
(A) `x=0`
(B) `x=1`
(C) `x=2`
(D) None of these.

A

real

B

non-real

C

Either real or imaginary

D

none of these

Text Solution

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The correct Answer is:
A
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