Originally Posted by
twilightstr favg= -1/pie integral from 1 to -1 u^4du
=-1/pie[u^5/5] from 1 to -1
Mr F says: What follows is wrong:
=-1/pie[((cos(1))^5)/5 - ((cos(-1))^5)/5] Mr F says: It should be -1/pi[((cos(0))^5)/5 - ((cos(pi))^5)/5]. But why do this when all you have to do is evaluate the above integral??
= -((cos(1))^5)/5pie + ((cos(-1)^5)/5pie