(5(sinx)=cosx d(sinx =cosxdx (cosxr'=-sinx d(cosx)=-sinxdx (tanx)'=sec2x d(tanx)=seclxdx (cotx)=-csclx d(cotx)= scrap (secx)'-secxtanx d(secx =secxtanxdx (cscx)=-cscxcotx d(cscr)=-cscxcotxdx(5) (sinx)=cosx d(sinx)=cosxdx (cosx)= −sinx d(cosx)= −sinxdx (tanx)=sec2x d(tanx)=sec2xdx (cotx)= −csc2x d(cotx)= −csc2xdx (secx)=secxtanx d(secx)=secxtanxdx (cscx)= −cscxcotx d(cscx)= −cscxcotxdx