please help me ^^^^^^^^^^^^
1) $\tan \frac{x}{2}.\cos x+\sin 2x=0$2)
$\sqrt [3
]{\sin
\frac{x
}{2
}-
\cos
\frac{x
}{2
}}=2
\sin
3x
$
please help me ^^^^^^^^^^^^
1) $\tan \frac{x}{2}.\cos x+\sin 2x=0$2) [
căn 3
.sin
(x
/2
)] -
cos
(x
/2
)=2sin3x