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Relations

CBSE XII Science Maths Relations and Functions

what is meant by equivalent class

Asked by banga71 7th April 2017 10:05 PM
Answered by Expert

CBSE XII Science Maths Relations and Functions

Question Imgcan u explain the logic behind this step becoming the second.... unable to understand....pls.....

Asked by pksunilnair 5th October 2017 11:24 AM
Answered by Expert

JEE Plances JEE (Main) Maths Inverse Trigonometric Functions

arccos((x-1)(x-5))/(X(x-2)(x-3))
Find its range

Asked by sudheerkapoor67 8th November 2017 5:41 AM
Answered by Expert

JEE Plances JEE (Main) Maths Inverse Trigonometric Functions

X³+X²+3X+sinX=f(X)
Prove that is a one -one and onto function

Asked by sudheerkapoor67 8th November 2017 5:45 AM
Answered by Expert

JEE Plances JEE (Main) Maths Relations and Functions

Tell weather the function is one-one or many one /into or onto
 
|X|COSX

Asked by sudheerkapoor67 8th November 2017 5:48 AM
Answered by Expert

JEE Plances ALL Class Maths Relations and Functions

log base √2(2- log base 2(16sin sq.x +1)) =f(x) find its range

Asked by sudheerkapoor67 10th November 2017 4:00 AM
Answered by Expert

JEE Plances ALL Class Maths Relations and Functions

F(x)=2[x]+cosx,then F:R--R than proove that its is a many one and into function

Asked by sudheerkapoor67 10th November 2017 4:03 AM
Answered by Expert

CBSE XI Science Maths Complex Numbers and Quadratic Equations

Question ImgThe question is attached related to Quadratic equation. Please send the solution in details.

Asked by sudhanshubhushanroy 10th November 2017 4:19 AM
Answered by Expert

CBSE XII Science Maths Relations and Functions

please help me to solve it in detail....
 
Question Img

Asked by nitishkrnehu09 16th November 2017 7:57 AM
Answered by Expert

CBSE XI Science Maths Sets

I have problems in such types of problems... Please teach me how to approach such questions...
 
Question Img

Asked by nitishkrnehu09 9th December 2017 1:38 PM
Answered by Expert

CBSE XI Science Maths Permutations and Combinations

Question ImgThe question is attached. Please send the step by step complete solution. I also request that please don't send any weblink to this question because I am unable to open thelink everytime.

Asked by sudhanshubhushanroy 12th December 2017 8:18 PM
Answered by Expert

CBSE XII Science Maths

r={(1,1)} is this relation(1)reflexive (2)symmetric(3)transitive

Asked by my3shyll 14th April 2018 3:29 PM
Answered by Expert

JEE Plances JEE (Main) Maths

|x^3-1|>=1-x

Asked by Anish 30th May 2018 10:28 PM
Answered by Expert

CBSE XII Science Maths

Show that the function f:R to R defined by f(x) = x /x2 + 1 for all x belongs to r is neither one-one nor onto. Also if g: R to R is defined as g(x) = 2x – 1 . find f o g(x)

Asked by haroonrashidgkp 6th June 2018 12:25 PM
Answered by Expert

CBSE XII Science Maths

 Let A = { x belongs Z,  0 ≤x ≤ 12} . show that R = {(a,b): a,b belongs to Ia-bI is divisible by 4} is an equivalence relation. Find set of all lements related to 1. Also write equivalence class {2}  

Asked by haroonrashidgkp 6th June 2018 12:44 PM
Answered by Expert

JEE Plances JEE (Main) Maths

123

Asked by rbhatt16 6th June 2018 7:07 PM
Answered by Expert

CBSE XII Science Maths

 Show that function f in A = R – {2/3} defined as f(x) = 4x+3/6x-4 is one-one and onto. Hence find f-1 mention each and every formula and minute details

Asked by haroonrashidgkp 7th June 2018 10:56 AM
Answered by Expert

JEE Plances JEE (Main) Maths

| |x-4| - 6| <= 2 find x and also do tell me how to do this with intersection

Asked by arup.isro 7th June 2018 5:48 PM
Answered by Expert

CBSE X Maths

Please solve this question 

Asked by vikasg13.hardware 28th June 2018 6:09 AM
Answered by Expert

CBSE XI Science Maths Relations and Functions

5th sum plz

Asked by lovemaan5500 9th October 2018 5:34 AM
Answered by Expert

CBSE XI Science Maths

3rd sum plz

Asked by lovemaan5500 9th October 2018 5:36 AM
Answered by Expert

CBSE XI Science Maths Relations and Functions

Solve 6th sum nd plz tell how is any mapping done.like what is the rule for this mapping

Asked by lovemaan5500 1st February 2019 9:39 PM
Answered by Expert

CBSE XII Science Maths Relations and Functions

2013,11,prove the relation

Asked by alanpeter9611 26th February 2019 2:23 AM
Answered by Expert

CBSE XII Science Physics Nuclei

claculate the energy equivalent of 1 g of substance.

Asked by prerna.naga 9th May 2019 8:51 AM
Answered by Expert

CBSE XII Science Maths Relations and Functions

In transitive relation if I take (6, 5) belongs to R and (5, 6) belongs to R then (6,6) does not belongs to R, then how can it be a transitive relation?

Asked by kiranbin 19th February 2020 11:03 AM
Answered by Expert

CBSE XII Science Maths Relations and Functions

2nd sum plz

Asked by lovemaan5500 8th March 2020 10:18 PM
Answered by Expert

CBSE XII Science Maths Relations and Functions

R is a relation on a set N of natural numbers defined by

R={(x,y): y = nx , n element of N} check whether R is reflexive, symmetric and transitive.

Asked by fleurnym 3rd May 2020 4:50 PM
Answered by Expert

CBSE XII Science Maths Relations and Functions

prove that the relation row the set z of all integers defined by r ={(x,y)/2 divides x-y}is an equivalence relation

Asked by john.lena07 4th July 2020 9:56 AM
Answered by Expert

CBSE XII Science Maths Relations and Functions

Show that the relation R in the set R of real numbers , defined as R = {(a,b) : b = a^2} is neither reflexive,nor symmetric nor transitive .

Asked by himanshup8412 17th July 2020 7:28 PM
Answered by Expert

CBSE XII Science Maths Relations and Functions

s

Asked by jiyag9397 22nd August 2020 5:14 PM
Answered by Expert

CBSE XII Science Maths Relations and Functions

In R - {-1}, there is a binary operation '*' defined by a*b = a+b - ab, for all a,b belongs to R - {-1}. Is R - {-1} group?

Asked by goswamineha2611 31st August 2020 6:32 PM
Answered by Expert

CBSE XI Science Maths Relations and Functions

Hello sir, Please explain this sum, Let R be the relation defined on the set N of natural numbers as, R={ (x,y),x divides y: x,y € N}. Then the values are?  

Asked by seeni2005 14th September 2020 12:17 PM
Answered by Expert

CBSE XI Science Maths Relations and Functions

Sir please explain the below image.  

Asked by seeni2005 21st September 2020 3:16 PM
Answered by Expert

CBSE XII Science Maths Relations and Functions

Q - 5

Asked by majethiyarishat9566.12sdatl 27th October 2020 11:51 AM
Answered by Expert

CBSE XII Science Maths Relations and Functions

confuse

Asked by rakeshwahengbam8 28th December 2020 11:52 AM
Answered by Expert

CBSE XII Science Maths Relations and Functions

 If B is coded =4 and D is coded 8 , E is coded 10 then what will be code of J

Asked by iamujjy 21st May 2023 4:55 PM
Answered by Expert

CBSE XII Science Maths Relations and Functions

A is b' mother. C is b's father. Relation between A and C  

Asked by amandwivesh 25th October 2023 11:57 PM
Answered by Expert

CBSE XII Science Maths Relations and Functions

if Z is the set of all integers and R is the relation on Z defined as R ={(a, b) :a b € z and a-b is divisible by 5 } prove that x is an equivalence relation

Asked by aiswaryaanil0009 1st February 2024 8:36 PM
Answered by Expert

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