Recent content by jrcalcuphysic

This was already posted by someone else but an answer wasn't received so I thought I'd repost. Any help is appreciated. Homework Statement Use the Maclaurin series for cosx and the Alternating Series Estimation Theorem to show that \frac{1}{2} - \frac{x^2}{24} < \frac{1-cosx}{x^2} <...

____________________________________________________________________ I'm having trouble figuring this one out. Brushman, you said you've figured it out - can you help me out?