Kerala PSC Previous Years Question Paper & Answer
Page:6
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'HSST JUR MATHEMATICS NCA HIGHER SECONDARY EDUCATION' And exam conducted in the year 2015. And Question paper code was '315/2015'. 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.
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0:-)0,1(
Correct Answer:- Option-B
Question48:-*lim_{n->o00)" (6)_و0)+1) 7 )2((/)0((7)0( न
1-ھ
B:-2
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D:-"log_{e)™(2)
Correct Answer:- Option-B
Question49:-Let g{x)=|cosx|. Then
A:-g(x} is nowhere differentiable
8:-00 15 everywhere differentiable
C:-g(x} is differentiable everywhere except x ಎ ೧781, “ninZz*
D:-g{x} is differentiable everywhere except *x=(2n+1)Pif2", *ninZz*
Correct Answer:- Option-D
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. ಇಲಿ / if x#0
Let ~ 0, கய
Then:
differentiable at all points, but f' is not a continuous function
not differentiable but it is continuous
neither differentiable nor continuous
:f is differential and f' is continuous
Correct Answer:- Option-A
Question51:-"int_0~ooe ™ (-x"(2))dx="
Al
8:-(8)/02)*
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”آم--:50
Correct Answer:- Option-C
Question52:-Bolzano-Weierstrass theorem
A:-Every convergent sequence of real numbers is bounded
B:-A bounded sequence of real numbers has a convergent subsequence
C:-Every sequence of real numbers has a convergent subsequence
D:-A sequence of non-negative real numbers is bounded if and only if it is convergent
Correct Answer:- Option-B
Question53:-"lim_{x->0}" *({1-cosq)sinx}/(x(2}+x"~(3))="
1-ھ
B:-0
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0-1
Correct Answer:- Option-C
Question54:-"i~(321)+(1 )i~ (123))="
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B:-2
¢
೧:-1-1
Correct Answer:- Option-C
Question55:-|z+3i| + |2-31| ಎ 8 represents
A:-a straight line
B:-a circle
C:-a hyperbola
D:-an ellipse
Correct Answer:- Option-D
Question56:-Harmonic conjugate of “u{xy)=x*(2}-y*(2}" 15
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டட றல!
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