Hi, Is this correct? Else, may I have some assistance please? If , show that , and find a similar expression for . By using substitution , evaluate
Follow Math Help Forum on Facebook and Google+
Originally Posted by Hellbent Hi, Is this correct? Else, may I have some assistance please? If , show that , and find a similar expression for . By using substitution , evaluate So far so good... Erase this step: if you already changed variables you must already change dx by and also the integral's limits !!! Haven't you been told that you can not use degrees when dealing with differential/integral calculus and trigonometric function but you must shift to radians?! The limits must be I'm afraid you messed up big time with the easiest part of the solution, after dealing nicely with the hardest part! You already had ...as simple as that! Tonio
View Tag Cloud