1. Limited time only! Sign up for a free 30min personal tutor trial with Chegg Tutors
    Dismiss Notice
Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Homework Help: Trapezoidal rule

  1. Feb 7, 2006 #1
    hey guys... i kinda forgot how to do this

    question is: find the approximations T8 and M8 for integral of cos(x^2)dx from 1 to 0

    now my question is whether or not that 8 means that n=8

    and also, is this right?

    id do the following:


    and id use the degree mode on my calculator

    is that how i set it up?
    Last edited: Feb 7, 2006
  2. jcsd
  3. Feb 7, 2006 #2
    arg can someone help me? please
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook