Question

A. cos 2x + cos x=1 then find x
B. cos x + /3sin x = 3 then x
C. 1 + 3tan' x =(1+/3 )tan x then x
D. tan 3x-tan 2x-tan x = 0 then x​

Answer 1

Answer:

x=2

xh*+9 80+89*578-79

Answer 2

tan" (and any subsequent words) was ignored because we limit queries to 32 words.