If `b^(2)ge4ac` for the equation `ax^(4)+bx^(2)+c=0` then all the roots of the equation will be real if

If b^2ge4ac for the equations ax^4+bx^2+c=0 then all the roots of the equation will be real if

if b^(2)ge4 ac for the equation ax^(4)+bx^(2) +c=0 then roots of the equation will be real if

If a b c are distinct positive real numbers such that b(a+c)=2ac and given equation is ax^(2)+2bx+c=0 then the roots of the equation are ?

If in a quadratic equation ax^2 + bx + c = 0 (a le 0) b^2 = 4ac , then the roots of the equation will be real and _________.

If b^(2)gt4ac then roots of equation ax^(4)+bx^(2)+c=0 are all real & distinct if :

If coefficients of the equation ax^(2)+bx+c=0,a!=0 are real and roots of the equation are non-real complex and a+c

The quadratic equation ax^(2)+bx+c=0 has real roots if:

The quadratic equation ax^(2)+bx+c=0 has real roots if:

If coefficients of the equation ax^2 + bx + c = 0 , a!=0 are real and roots of the equation are non-real complex and a+c < b , then