What is the definite integral of #sec^4 x# from 0 to #pi/4#?
1 Answer
Sep 30, 2014
Trig Identity
Use this identity to substitute for one of the
Now begin with u-substitution
Let
Remember that,
So we can also say,
After graphing press 2nd and then TRACE
Press 7 for integration,
Then enter the LOWER and UPPER LIMITS
See the results of those actions below.