jika sin (k+q)=3/4 maka sin 2(k+q)=
Matematika
oshiechan
Pertanyaan
jika sin (k+q)=3/4 maka sin 2(k+q)=
1 Jawaban
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1. Jawaban hendrisyafa
jika sin (k+q) = ¾
cos (k+q) = ¼√7
Sin 2 (k+q) = 2 sin (k+q) cos (k+q)
= 2. ¾.¼√7
= ⅜√7