5 Tentukan nilai lim cos 7x cos 3x 70 sin 7x sin 3x

Question

Putra Gema Nusa · Accepted Answer

Halo uraian jawaban soal kamu ada digambar yaaa Ingat UK cos a cos be 2 sn 975 sm a sh a sin b 2 as as the sun 976 thing US sin 5 0 as 5 0 x D0 E sino cas o 5 2 x 0 I U Ditanya Lim cos 7x cos ax sin 7X sin 3x 7x 3x 7x35 sin lim esin 2 cos 7x 3x sin 7x 3 lim sin sx cos tX Subtitusikan Dahamify pl ol 0 X 20 o