Saved Bookmarks
| 1. |
Find the general solution of cosec x=-2 |
|
Answer» Koii na bhai ?? Thnks bahana 1/sin x = -2.sinx=-1/2.we know that sin 30°=1/2.since sin x is negative. x will be in 3 or 4 quadrant. value in 3 quad =180+30=210.value in 4 quadr = 360-30=330.x=210=210(π/180)=7π/6.x =330=330(π/180)=11π/6. Eid Mubarak bhai ? |
|