If `f(x)=(a^2-1)/(a^2+1)x^3-3x+2log_e5` is a decreasing function of x for all `x in R` then the set of possible values of a is

If f(x)=(p^2-1)/(p^2+1) x^3-3x + log 2 is a decreasing function of x.in, R then the set of possible values of p (independent of x) is

If f(X)=((A^(2)-1)/(A^(2)+1))x^(3)-3x+e^((pi)/(2)) is a decreasing function of x in R then the set of possible values of A

If f(x)=(p^(2)-1)/(p^(2)+1)x^(3)-3x+log2 is a decreasing function of x in,R then the set of possible values of p (independent of x) is

If quad f(x)=(2)/(sqrt(3))tan^(-1)((2x+1)/(sqrt(3)))-ln(x^(2)+x+1)+(k^(2)-5k+3)x+10 is a decreasing function for all x in R .then possible value of k is

Of f(x)=(2)/(sqrt(3))tan^(-1)((2x+1)/(sqrt(3)))-log(x^(2)+x+1)(lambda^(2)-5 lambda+3)x+10 is a decreasing function for all x in R, find the permissible values of lambda.

Of f(x)=2/(sqrt(3))tan^(-1)((2x+1)/(sqrt(3)))-log(x^2+x+1)(lambda^2-5lambda+3)x+10 is a decreasing function for all x in R , find the permissible values of lambdadot

Of f(x)=2/(sqrt(3))tan^(-1)((2x+1)/(sqrt(3)))-log(x^2+x+1)(lambda^2-5lambda+3)x+10 is a decreasing function for all x in R , find the permissible values of lambdadot

If f(x)=2/(sqrt(3))tan^(-1)((2x+1)/(sqrt(3)))-log(x^2+x+1)(lambda^2-5lambda+3)x+10 is a decreasing function for all x in R , find the permissible values of lambdadot

If f(x)=2/(sqrt(3))tan^(-1)((2x+1)/(sqrt(3)))-log(x^2+x+1)+(lambda^2-5lambda+3)x+10 is a decreasing function for all x in R , find the permissible values of lambdadot

Let f(x)=(mx^2+3x+4)/(x^(2)+3x+4) , m in R . If f(x) lt 5 for all x in R then the possible set of values of m is :