Which of the following is true about the values of x2 and 2x+3 for x>0?
For all x>0, it is true that x2<2x+3.
For all x>0, it is true that x2>2x+3.
There is a constant c such that if 0<x<c, then x2<2x+3, but if x>c, then x2>2x+3.
There is a constant c such that if 0<x<c, then x2>2x+3, but if x>c, then x2<2x+3.