R
rapworld


Giải pt:
1) $\sqrt{3}sin^2x + (1-\sqrt{3})sinx.cosx - cos^2x +1-\sqrt{3}=0$ ( V la` Căn)
1) $\sqrt{3}sin^2x + (1-\sqrt{3})sinx.cosx - cos^2x +1-\sqrt{3}=0$ ( V la` Căn)
Last edited by a moderator: