Chapter 5
2x + 3y = sin x 2. 2x + 3y = sin y 3. ax + by 2 = cos y
xy + y 2 = tan x + y 5. x2 + xy + y2 = 100 6. x3 + x 2y + xy2 + y3 = 81 7. sin² y + cos xy = κ 8. sin² x + cos² y = 1 9. y = sin-1 2 2/1 x x + 10. y = tan -1 3/2 3 , 1 3 x x x − − 1 1 3 3 x− < < 11. 2/1 1 ,cos 0 1 xy x x − −= < < + 12. 2/1 1 ,sin 0 1 xy x x − −= < < + 13. 1/2 2 ,cos 1 1 xy x x − = − < < + 14. ( )1 2 1 1,sin 2 1 2 2 y x x x −= − − < < 15. 1/2 1 1,sec 0 2 1 2 y x x − = < < −