Cos 5/2 A. Sin ½ A =…
Jawaban Terkonfirmasi
TriGonoMetRi
cos 5/2 a . sin 1/2 a
= 1/2 (sin (5/2 a + 1/2 a) – sin (5/2 a – 1/2 a))
= 1/2 (sin 3a – sin 2a) ✔
Cos 5/2 A. Sin ½ A =…
TriGonoMetRi
cos 5/2 a . sin 1/2 a
= 1/2 (sin (5/2 a + 1/2 a) – sin (5/2 a – 1/2 a))
= 1/2 (sin 3a – sin 2a) ✔