Ask Questions, Get Answers
Menu
X
JEEMAIN Crash Practice
15 Test Series
NEET Crash Practice
15 Test Series
CBSE XII
Math
JEEMAIN
Math
Physics
Chemistry
Practice Test Series
CBSE XI
Math
NEET
Physics
Chemistry
Biology - XII
Biology - XI
Olympiad class V
Math - 5 Test Series
Olympiad class VI
Math - 5 Test Series
studyplans
JEEMAIN Crash Practice
15 Test Series
NEET Crash Practice
15 Test Series
CBSE XII
Math
JEEMAIN
Math
Physics
Chemistry
Practice Test Series
CBSE XI
Math
NEET
Physics
Chemistry
Biology - XII
Biology - XI
Olympiad class V
Math - 5 Test Series
Olympiad class VI
Math - 5 Test Series
mobile
exams
ask
sample papers
tutors
pricing
login
X
ASK
Home
>>
JEEMAIN and NEET
>>
JEEMAIN-2014
Let P be the relation defined on the set of all real numbers such that $\;P = \{ (a,b) : sec^{2}a - tan^{2} b=1\}$ . Then P is :
(a) reflexive and symmetric but not transitive \[\](b) reflexive and transitive but not symmetric \[\](c) symmetric and transitive but not reflexive \[\](d) an equivalence relation
jeemain
mathematics
2014
set-01
Share
asked
May 7, 2014
by
yamini.v
retagged
May 7, 2014
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
Related questions
Let $\;w(Im\;w \neq 0)\;$ be a complex number.Then the set of all complex numbers z satisfying the equation $\;w - w \overline{w}z=k(1-z)\;$ , for some real number k , is :
jeemain
mathematics
2014
set-01
asked
May 7, 2014
by
yamini.v
0
answers
Let f be an odd function defined on the set of real numbers such that for $\;x \geq 0\;$ ,$\;f(x)=3 sinx + 4 cos x$ .Then $\;f(x)\;$ at $\;x=-\large\frac{11 \pi}{6}\;$ is equal to :
jeemain
mathematics
2014
set-11
asked
May 8, 2014
by
yamini.v
0
answers
Let a and b be any two numbers satisfying $\;\large\frac{1}{a^{2}}+\large\frac{1}{b^{2}} =\large\frac{1}{4} \;$, then the foot of perpendicular from the origin on the variable line,$\;\large\frac{x}{a} + \large\frac{y}{b}=1\;$ , lies on
jeemain
mathematics
2014
set-01
asked
May 7, 2014
by
yamini.v
1
answer
If the point (1,4) lies inside the circle $\;x^{2}+y^{2}-6x-10y+p=0\;$ and the circle does not touch or intersect the coordinate axes , then the set of all possible values of P in the interval :
jeemain
mathematics
2014
set-01
asked
May 7, 2014
by
yamini.v
1
answer
If a,b,c are non - zero real numbers and if the system of equations $\;(a-1)x =y+z\;,(b-1)y=(z+x)\;,(c-1)z=x-y\;$ , has a non - trivial solution , then ab+bc+ca equals :
jeemain
mathematics
2014
set-01
asked
May 7, 2014
by
yamini.v
0
answers
If A and B are two events such that $\;P(A) \cup P(B) = P(A) \cap P(B)\;$ , then the incorrect statement amongst the following statements is :
jeemain
mathematics
2014
set-01
asked
May 8, 2014
by
yamini.v
0
answers
In a set of 2n distinct observations , each of the observation below the median of all the observations is increased by 5 and each of the remaining observations is decreased by 3.Then the mean of the new set of observations :
jeemain
mathematics
2014
set-01
asked
May 8, 2014
by
yamini.v
0
answers
Ask Question
Tag:
Math
Phy
Chem
Bio
Other
SUBMIT QUESTION
►
Please Wait
Take Test
JEEMAIN Crash Practice
15 Test Series
NEET Crash Practice
15 Test Series
JEEMAIN
350+ TESTS
NEET
320+ TESTS
CBSE XI MATH
50+ TESTS
CBSE XII MATH
80+ TESTS
...
X