JEE PYQ

[JEE Advanced 1984] if a b c d the roots of x a x c 2 x

VAVidaara Admin Asked 2d ago 0 views 1 answer

If $a<b<c<d$, the roots of $(x-a)(x-c)+2(x-b)(x-d)=0$ are real and distinct.

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VAVidaara Admin ✓ Vidaara Team ✓ Accepted · 2d ago ▲ 0

Answer: True.

$f(a)>0,\ f(b)<0,\ f(d)>0$, so there is a root in $(a,b)$ and another in $(b,d)$ — two real distinct roots.

JEE Advanced 1984 · Quadratic Equations and Inequations — verified solution by the Vidaara Team.

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