CBSE Guess > Papers > Important Questions > Class XII > 2010 > Maths > Mathematics By Mr Vasu Raj CBSE CLASS XII Q. 15. Find
Q. 16. Find Q. 17. If x = a(cos q + qsinq), y =a(sin q -qcosq), find Q. 18. If Sin y = x sin ( a + y ) , with Cos a ≠ 1, P.T Q. 19. Find Q. 20. If Q. 21. If y = acos(logx) +bsin(logx). S.T.x2y2+xy1+y=0. Q. 22. If y = Q. 23. If Q. 24. If Q. 25. If Q. 26. If Q. 27. If y = 3e2x+2e3x, then prove that y2-5y1+6y=0 Q. 28. If (x-a)2 +(y-b)2 = c2 ,for some c>0. prove that Q. 29. If x =sint, y = sinpt. Show that Q. 30. If y = sin Paper By Mr Vasu Raj |