Kerala PSC Previous Years Question Paper & Answer
Page:5
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'HSST (JUNIOR) MATHEMATICS' And exam conducted in the year 2018. And Question paper code was '014/2018'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
۵ 3 0711 10
31. The partial-differential cquation S —qy? 98 _10U_ و
ಯಃ بر ಜರು
(^) Elliptical (9) 7೬/೬01೮
वि (D). Elliptic for x < 0 and hyperbolic for x > 0
32. The general solution of the equation =" =% 18
dx 1
(ಡಿ) कर + ದ ಇ 22 ഭു കടമ
(त) x ¥ (D) x+y=a
33.
+ Differential cquation associated with the primitive y = Ax2 + By + C is given by
d
ശ്ര X=2Ar+B (छ)
7
(6) رہ (D) none of the above
ல்
dy لاك
34. സടങ്ജില ടവ്ഡിന of the differential equation y=x=%+ & | ہر
ಲ ಛಃ
കവ ಸ (8) و
(೧) 2 (D) —
4
i dy
35. The degree of the equation y ©¥ = x| +x is
ധ മ
(ക) 295 (8) ೧೧೮
(€) two യ അട
36. 17 x+0,a solution of the differential equation Yy +y) = x(x + y) is given by
(ಸಿ) ടി മഴ (B) y=I-x+e
(6) ௬ 1 + ي (D) دنا 1 +*#+€
37. The orthogonal trajectories of the family x” ~ y” = a where a constant is given by
(५) ९ (0) ۲
v
(2) y—ex (D) ಇಂ)
38. Who were the two mathematicians that invented 00100105
(A) Newton and Laplace (B) - Newton and Euler
(C) Newton and Gauss (12) Newton and Leibniz
014/2018 6
