Use the Mean Value Theorem to show:
-x < sinx < x for all x > 0
(and where I have the inequalities, it's supposed to be less than or equal to for the first two and greater than or equal to for the last one, I just didn't know how to type it)
-x < sinx < x for all x > 0
(and where I have the inequalities, it's supposed to be less than or equal to for the first two and greater than or equal to for the last one, I just didn't know how to type it)