The best way would be to put the value and arrive at the conclusion
logically.. for positive value greater than 1..it will eb always true.
for negative value.. less than -1 it will be always false.. for 1& -1 it will b e false
and for 1/2 it will be false..
so answer is C
which of the following is a value of X
for which X^11-X^3>0