6 JEE Main 2012 Quadratic Equation previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2012 previous-year questions from the Quadratic Equation chapter of Mathematics. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Quadratic Equation chapter hub.
Consider a quadratic equation a x²+b x+c=0, where 2 a+3 b+6 c=0 and let g(x)=a (x³)/(3)+b (x²)/(2)+c x. Statement 1: Th…
If a, b, c, d and p are distinct real numbers such that (a²+b²+c² ) p²-2 p(a b+b c+c d)+ (b²+ . .c²+d² ) ≤ 0, then
If a, b, c R and 1 is a root of equation a x²+b x +c=0, then the curve y=4 a x²+3 b x+2 c, a ≠ 0 intersect x-axis at
If the sum of the square of the roots of the equation x²-( α-2) x-(1+ α)=0 is least, then α is equal to
The value of k for which the equation (K-2) x²+8 x+K+4=0 has both roots real, distinct and negative is
Let p, q, r R and r>p>0. If the quadratic equation p x²+q x+r=0 has two complex roots α and β, then |α|+|β| is