Answer:
A,C
Step-by-step explanation:
sin 2x=sin (x+x)=sinx cos x+cos x sin x=2 sin x cos x
or =2 cos x sin x
[sinx cox=cos x sin x ]
The answer is C.
Hope this helps
Answer: you can change the subject so that you can help people with other subjects
Step-by-step explanation:
Answer:
ill joinn
Step-by-step explanation:
thank you