HallsofIvy Science Advisor Homework Helper Messages 42,895 Reaction score 983 Jan 14, 2010 #2 What is the problem? You are told exactly what to do so do it! You are told that [itex]e^x\ge 1[/itex] for all [itex]x\ge 0[/itex] so [tex]\int_0^x e^t dt\ge \int_0^x dt[/tex] What does that give?
What is the problem? You are told exactly what to do so do it! You are told that [itex]e^x\ge 1[/itex] for all [itex]x\ge 0[/itex] so [tex]\int_0^x e^t dt\ge \int_0^x dt[/tex] What does that give?