ocr: (a) Jcdu- CU (h)Jtan udu= Insec U (b)Jerde- et OJctnudu-1 In sin U (Jedu- ct Inc 0Jsec vdu= Insec. #t tan D) (d). Jlnu du- vinr-t K)Jcsc vdu= In(cse U ctn D (e). Jlog.udu= vlog. U Inc mJde- U - In U. (Jsinude H-CSE (m)Jerdu pcel C+1 (g). Jcos vdr = Sin 1 mfde Di-a a LIn wa uta Figure 1: roureen ofSiagle's 26 standard forms.