Kerala PSC Previous Years Question Paper & Answer

Title : Non Vocational Teacher Mathematics (Junior & Senior)
Question Code : A

Page:10


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Non Vocational Teacher Mathematics (Junior & Senior)' And exam conducted in the year 2023. And Question paper code was '083/2023'. 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.

page: 10 out of 22
Excerpt of Question Code: 083/2023

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Which of the following metrics in R’ is not induced by a norm in R’. For x= (ಉ.ಖ) ೩೧೮.
Y= Oh, dp) ए?

८) ५८, ಖೆ /

0 if x=y

(© ०८, 9) = पपत മിമി 0) ०,७, ०) = - —

Let M be an orthonormal set in an inner product space X. If d is the metric induced by the
norm, then for distinct points x, ye M, d(x, y) is:

(8) dy(x, y)=|x, - | + | - |

(A) d(x, y)=0 (8) d(x, y)=1
© dx, y=2 ൯൬ 4७, 3) 5 ४2
The Hahn-Banach extension of h(x, y) =2x on Y ={(x, ye Rix = y} to R’ with 2-norm is :
(A) f(x, y)=38x-y (8) f@,y)=x+y
(C) f(x, y)=4x-2y ൯൬ /0ು 2) ಸುತತ)
Solution വ്‌ (കമ y—x)dy=(1+ y*)dx is:
(A) ॐ = वा 1) -1+८ ‏ءدراصر رق صلی‎ eens
(0 ysecx=xtan! y+cx* (D) None of the above

2
Solution of (1 +x)? 3 +(1+ ಖರ + y=2sinflog(1+x)] is:
2 2

(ಯ) y=e,cosx +c, sinx + log(1+x)cosx
(3) y=c,cos[log(1+ x)]+c, sin[log(1 +x)] —log(1 + x) cos[log (1+ x)]
(0) y=e,e* +c,e** log(1 +x) sin(1+ x)
(1) y=c,cos[log(1 + x)] +c, sin[log(1+x)]+ cos[log (1 +x)]
If p(x) is a continuous function, the general solution of :
2“ - ०() 0 + [7 (६) -1] 9 = 0 18:
(ಯ ‏“معدن‎ + ५०९०८१८ (3) y=c,e* + ‏تدك (:6 م ] “مره‎

ம்‌ ‏و‎ a
(0) ‏معدن‎ + கரச” “dx ൩) + =५९ tee" fel പിക]

dx
Consider the equation 2/5 ரர்‌, y(0)=0 on &-/(,3)6 ॥ 2111 <1, [9] <2}, Which of the
following is true?

(A) differential equation has unique solution

(2) /(७, 3) 5 ತ satisfies Lipschitz condition with respect to y in X

(C) differential equation has no solutions
(D) none of the above

The equation ௮ = ‏ڈرو‎ , »(0) =0 has:
2

(A) Unique solution

(B) Infinite number of solutions

(C) No solution

(D) Not unique but finite number of solutions

083/2023 12 A

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