填空
(1)已知\( \text{sinx}=1,x\in [-\frac{\pi }{2},\frac{\pi }{2}],​\)则x=______.
(2)已知\( \text{sinx}=\frac{1}{2},x\in [-\frac{\pi }{2},\frac{\pi }{2}],​\)则x=______.
(3)已知\( \text{sinx}=-\frac{\sqrt{3}}{2},x\in [-\frac{\pi }{2},\frac{\pi }{2}],​\)则x=______.
(4)已知\( \text{cosx}=1,x\in [0,\pi ],​\)则x=______.
(5)已知\( \text{cosx}=\frac{1}{2},x\in [0,\pi ],​\)则x=______.
(6)已知\( \text{cosx}=-\frac{\sqrt{3}}{2},x\in [0,\pi ​\)]\( ,​\)则x=______.
(7)已知tan\( x=1,x\in (-\frac{\pi }{2},\frac{\pi }{2}),​\)则x=______.
(8)已知\( \text{tanx}=\sqrt{3},x\in \left(-\frac{\pi }{2},\frac{\pi }{2}\right),​\)则x=______.
(9)已知\( \text{tanx}=-\frac{\sqrt{3}}{3},x\in (-\frac{\pi }{2},\frac{\pi }{2}),​\)则x=______.