EASY
11th CBSE
IMPORTANT
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Write the roots of the equation (a-b)x2+(b-c)x+(c-a)=0.

Important Questions on Quadratic Equations

EASY
11th CBSE
IMPORTANT
If a and b are roots of the equation x2-x+1=0, then write the value of a2+b2.
EASY
11th CBSE
IMPORTANT
Write the number of quadratic equations, with real roots, which do not change by squaring their roots.
EASY
11th CBSE
IMPORTANT
If α, β are roots of the equation x2+lx+m=0, write an equation whose roots are -1α and -1β.
EASY
11th CBSE
IMPORTANT
If α, β are roots of the equation x2-a(x+1)-c=0, then write the value of (1+α)(1+β).
EASY
11th CBSE
IMPORTANT
The complete set of values of k, for which the quadratic equation x2-kx+k+2=0 has equal roots, consists of
EASY
11th CBSE
IMPORTANT
For the equation |x|2+|x|-6=0,the sum of the real roots is
EASY
11th CBSE
IMPORTANT
If a, b are the roots of the equation x2+x+1=0, then a2+b2=
EASY
11th CBSE
IMPORTANT
If α, β are roots of the equation 4x2+3x+7=0, then 1α+1β is equal to