If the difference of the roots of `x^2 - lamda x + 8 =0` be `2`, the value of `lamda` is

If the difference of the roots of x^(2)-lamdax+8=0 be 2 the value of lamda is

If the difference of the roots of x^(2)-lamdax+8=0 be 2 the value of lamda is

If the difference of the roots of x^(2)-lamdax+8=0 be 2 the value of lamda is

If the difference of the roots of x^(2)-lamdax+8=0 be 2 the value of lamda is

If the difference of the roots of x^(2)-lamdax+8=0 be 2 the value of lamda is

Minimum posible number of positive root of the quadratic equation x ^(2) -(1+ lamda) x + lamda -2 =0, lamda in R:

Let alpha, beta be two real roots of the equation cot ^ 2 x - 2 lamda cot x + 3 = 0 , lamda in R . If cot ( alpha + beta ) = (1)/(2) , then value of lamda is :

Let alpha, beta be two real roots of the equation cot ^ 2 x - 2 lamda cot x + 3 = 0 , lamda in R . If cot ( alpha + beta ) = (1)/(2) , then value of lamda is :