If `alpha , beta ` are the roots of ` x^2 -(a-2) x- (a +1) =0` where a is a variable then the least value of ` alpha ^2 + beta ^2 ` is

If alpha and beta are the roots of x^(2)-(a-2)x-(a+1)=0 where a is a variable then the least value of alpha^(2)+beta^(2)

If alpha,beta are the roots of the quadratic equation x^2-(a-2)x-(a+1)=0 , where a is a variable, then the least value of alpha^2+beta^2 is

If alpha, beta are the roots of x^(2)-(a-2)x-(a+1)=0 where 'a' is a variable then the minimum value of alpha^(2)+beta^(2) is

If alpha and beta are the roots of equation x^(2)-a(x+1)-b=0 where a,beR-{0} and a+b!=0 then the value of (1)/(alpha^(2)-a alpha)+(1)/(beta^(2)-a beta)-(2)/(a+b)

IF alpha , beta are the roots of x^(2)-x+2=0 then alpha ^ 2 beta + alpha beta ^2 =

If alpha and beta are the roots of x^2-2x+3=0 then alpha^2beta+ beta^2 alpha =….

If alpha, beta are roots of x^(2)-2x-1=0 , then value of 5alpha^(4)+12beta^(3) is

If alpha, beta are the roots of x^(2)+3x+1=0 , then the equation whose roots 2-alpha, 2-beta is

If alpha, beta are the roots of x^(2)+3x+1=0 , then the equation whose roots 2-alpha, 2-beta is