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Recent questions tagged relation
+2
votes
1
answer
Let R be a relation in the set of integer I defined by aRb iff a & b both are neither even nor odd. Then show that R is
asked
Apr 6, 2019
in
JEE
by
kratos
relation
cbse
jee
relations and functions
jee mains
class-12
+2
votes
1
answer
If f : R →S defined by f(x) = sinx - √3 cosx + 1 is onto then the interval of * is
asked
Apr 2, 2019
in
JEE
by
kratos
jee
function
relation
jee mains
+3
votes
1
answer
A = {(a, b)/b = 2a - 5} If (m, 5) and (6, n) are the member of set A then m and n are respectively
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Apr 2, 2019
in
JEE
by
kratos
jee
function
relation
jee mains
+1
vote
1
answer
If x, y, z are not equal and ≠ 0, ≠1 the value of |(log x, log y, log z),(log 2x, log 2y, log 2z),(log3x, log3y, log3z) is equal to
asked
Mar 30, 2019
in
JEE
by
kratos
relation
jee
function
kcet
jee mains
+3
votes
1
answer
m is said to be related to n if m and n are integers and m − n is divisible by 13. Does this define an equivalence relation?
asked
Mar 29, 2019
in
Class 12
by
kratos
class-12
relations
relation
+1
vote
1
answer
If A = {3, 5, 7, 9, 11}, B = {7, 9, 11, 13} and C = {11, 13, 153. Find A ∩ (B ∪ C).
asked
Mar 29, 2019
in
JEE
by
kratos
relation
cbse
class-11
jee
function
class-9
set language
jee mains
sets
+2
votes
1
answer
Let X = {a, b, c, d} then one - one mapping f : X → X such that f(a) = a, f(b) ≠ b, f(d) ≠ d are given by
asked
Mar 29, 2019
in
JEE
by
kratos
jee
function
relation
jee mains
+2
votes
1
answer
In a college of 300 students every student reads 5 newspapers and every newspaper is read by 60 students. The number of newspapers is
asked
Mar 29, 2019
in
JEE
by
kratos
relation
jee main 2020
jee
function
probability
jee mains
probability distribution
class-12
bitsat
+2
votes
1
answer
Defind Hyperbola as a set of points and derive the equation of hyperbola in standard form x^2/a^2 - y^2/b^2 = 1
asked
Mar 28, 2019
in
JEE
by
kratos
hyperbola
relation
class-11
jee
function
conic sections
jee mains 2019
jee mains
ellipse
+2
votes
1
answer
If f: R → R defined by f(x) = x^4 + 2 then the value of f^-1(83) and f^-1(-2) respectively are.
asked
Mar 27, 2019
in
JEE
by
kratos
jee
function
relation
jee mains
+1
vote
1
answer
g : R→R, g(x) = 3 + cube√x and f(g(x)) = 2 - cube√x + x then f(x) =.... (a) x^3 - x^2 + x - 5
asked
Mar 25, 2019
in
JEE
by
kratos
jee
function
relation
jee mains
+1
vote
1
answer
In the set Q of all rational numbers, a binary operation o : Q x Q → Q, is defined by o(x, y) = x o y = x + y - xy,
asked
Mar 24, 2019
in
Class 12
by
kratos
relation
relations and functions
binary operations
binomial theorem
class-12
+1
vote
1
answer
The values of f(x) = 3sin(√(π^2/16 - x^2)) **** in the interval ..........
asked
Mar 24, 2019
in
JEE
by
kratos
relation
function
jee
jee mains
functions
+2
votes
1
answer
The domain of the function f(x) = 21- xC3x - 1 + 25 - 3xP5x - 3 is (a) {1, 2, 3}
asked
Mar 18, 2019
in
JEE
by
kratos
jee
function
relation
jee mains
+3
votes
1
answer
Find the domain of the function f(x) = √(-log0.3(x - 1))/√(-x^2 + 2x + 8)
asked
Mar 14, 2019
in
JEE
by
kratos
relation
function
jee
jee mains
functions
+3
votes
1
answer
Let A={1,2} B={1,2,3,4} C={5,6} D={5,6,7,8} then verify A × C is a subset of B x D.
asked
Mar 13, 2019
in
Class 12
by
kratos
relation
class-11
class-10
relations and functions
class-12
relations
+2
votes
1
answer
If A is the set of even natural numbers less then 8 and B is the set of prime numbers less than 7,
asked
Mar 13, 2019
in
JEE
by
kratos
jee
function
relation
jee mains
+1
vote
1
answer
Let R be a relation defined as αRB if α is perpendicular to β where α, β are straight lines in a plane, then the relation R is
asked
Mar 12, 2019
in
Class 12
by
kratos
relation
relations and functions
class-12
bseb model set
+2
votes
1
answer
If log6 log2 [√(4x + 2) + 2√x] = 0, then x = ______.
asked
Mar 11, 2019
in
JEE
by
kratos
relation
jee
function
class-9
jee mains
class-12
logarithms
+3
votes
1
answer
For two events A and B which of the following is simple expresion of (A ∩ B) ∪ (A ∩ B') ∪ (A' ∩ B)?
asked
Mar 9, 2019
in
JEE
by
kratos
jee
function
relation
jee mains
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