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If (a^2+b^2)x^2+2(ab+bd)x+c^2+d^2=0 has ...

If `(a^2+b^2)x^2+2(ab+bd)x+c^2+d^2=0` has real roots then

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If the equation (a^(2)+b^(2))x^(2)-2(ac+bd)x+c^(2)+d^(2)=0 has equal roots,then (a)ab=cd(b)ad=bc (c) ad=sqrt(bc)ab=sqrt(cd)

If the equation (a^(2)+b^(2))x^(2)-2(ac+bd)x+(c^(2)+d^(2))=0 has equal roots, then which one of the following is correct?

If the equation (a^(2)+b^(2))x^(2)-2 (ac +bd)x+c^(2)+d^(2)=0 , has equal roots , then

Show that the equation 2(a^(2)+b^(2))x^(2)+2(a+b)x+1=0 has no real roots,when a!=b

Show that if the roots of the equation (a^(2)+b^(2))x^(2)+2x(ac+bd)+c^(2)+d^(2)=0 are real,they will be equal

If the roots of the equation (a^(2)+b^(2))x^(2)-2(ac+bd)x+(c^(2)+d^(2))=0 are real where a,b,c,d in R ,then they are Rational Irrational Equal unequal

Prove that the equation x^(2)(a^(2)+b^(2))+2x(ac+bd)+(c^(2)+d^(2))=0 has no real root,if ad!=bc.

If the roots of the equation (a^(2)+b^(2))x^(2)+2(bc+ad)x+(c^(2)+d^(2))=0 are real then a^(2),bd,c^(2) are in :

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