Soru:
9. (sina + cosa)2 + (sinb + cosb)2 - 2 ifadesinin eşiti aşağıdakilerden hangisidir? A) sin(a - b) cos(a + b) B) sin(a + b) cos(a - b) C) 2 sin(a + b) · cos(a - b) D) 2 sin(a- b) cos(a + b) sin(a + b)
![9.
(sina + cosa)2 + (sinb + cosb)2 - 2
ifadesinin eşiti aşağıdakilerden hangisidir?
A) sin(a - b) cos(a + b)
B) sin(a + b) cos(a - b)
C) 2 sin(a + b) · cos(a - b)
D) 2 sin(a- b) cos(a + b)
sin(a + b) cos(a - b)
E)
2.](https://media.kunduz.com/media/question/seo/raw/853581-2019-12-08_0739460000-ZbbT_rjHdxDH1u.jpg?h=512)
9. (sina + cosa)2 + (sinb + cosb)2 - 2 ifadesinin eşiti aşağıdakilerden hangisidir? A) sin(a - b) cos(a + b) B) sin(a + b) cos(a - b) C) 2 sin(a + b) · cos(a - b) D) 2 sin(a- b) cos(a + b) sin(a + b) cos(a - b) E) 2.