The largest interval for which`x^(12)-x^9+x^4-x+1>0`

The values of 'a' for which 4^x-(a-4) 2^x+(9a)/4<0 AAx in(1,2) is

Let f:R to [1,oo),f(x)=x^(2)-4x+5 . Then find the largest possible intervals for which f^(-1)(x) is defined and find corresponding f^(-1)(x).

The image of the interval [-1,3] under the mapping f : R to R given by f (x ) = 4x ^3 - 12 x is

Solve : 12x^(4)-56x^(3)+89x^(2)-56x+12=0

Separate the intervals of monotonocity for the function f(x)=-2x^3-9x^2-12 x+1

The number of distinct real roots of x^4-4x^3+12 x ^2+x-1=0 is ________

Write the following as intervals : {x : x ∈ R, – 4 < x ≤ 6}

The exhaustive domain of the following function is f(x)=sqrt(x^(12)-x^9+x^4-x+1) (a) [0,1] (b) [1,oo] [-oo,1] (d) R