using differentiation prove that for every x in R on has

cosx>or= 1-(x^2)/2

Printable View

- Jan 18th 2010, 05:54 PMamm345How do you prove using differentiation?
using differentiation prove that for every x in R on has

cosx>or= 1-(x^2)/2 - Jan 18th 2010, 05:59 PMDrexel28