### CBSE XII Science Maths Relations and Functions

## what is meant by equivalent class

**banga71**7th April 2017 10:05 PM

### CBSE XII Science Maths Relations and Functions

## can u explain the logic behind this step becoming the second.... unable to understand....pls.....

**pksunilnair**5th October 2017 11:24 AM

### JEE Plances JEE (Main) Maths Inverse Trigonometric Functions

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

**arccos((x-1)(x-5))/(X(x-2)(x-3))**

**Find its range**

**sudheerkapoor67**8th November 2017 5:41 AM

### JEE Plances JEE (Main) Maths Inverse Trigonometric Functions

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

**X³+X²+3X+sinX=f(X)**

**Prove that is a one -one and onto function**

**sudheerkapoor67**8th November 2017 5:45 AM

### JEE Plances JEE (Main) Maths Relations and Functions

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

**Tell weather the function is one-one or many one /into or onto**

**|X|COSX**

**sudheerkapoor67**8th November 2017 5:48 AM

### JEE Plances ALL Class Maths Relations and Functions

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

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

**sudheerkapoor67**10th November 2017 4:00 AM

### 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**

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

**sudheerkapoor67**10th November 2017 4:03 AM

### CBSE XI Science Maths Complex Numbers and Quadratic Equations

## The question is attached related to Quadratic equation. Please send the solution in details.

**sudhanshubhushanroy**10th November 2017 4:19 AM

### CBSE XII Science Maths Relations and Functions

## please help me to solve it in detail....

**nitishkrnehu09**16th November 2017 7:57 AM

### CBSE XI Science Maths Sets

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

**nitishkrnehu09**9th December 2017 1:38 PM

### CBSE XI Science Maths Permutations and Combinations

## The 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.

**sudhanshubhushanroy**12th December 2017 8:18 PM

### CBSE XII Science Maths

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

**my3shyll**14th April 2018 3:29 PM

### 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)

**haroonrashidgkp**6th June 2018 12:25 PM

### 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}

**haroonrashidgkp**6th June 2018 12:44 PM

### 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

**haroonrashidgkp**7th June 2018 10:56 AM

### JEE Plances JEE (Main) Maths

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

**arup.isro**7th June 2018 5:48 PM

### CBSE X Maths

## Please solve this question

**vikasg13.hardware**28th June 2018 6:09 AM

### CBSE XI Science Maths Relations and Functions

## 5th sum plz

**lovemaan5500**9th October 2018 5:34 AM

### 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

**lovemaan5500**1st February 2019 9:39 PM

### CBSE XII Science Maths Relations and Functions

## 2013,11,prove the relation

**alanpeter9611**26th February 2019 2:23 AM

### CBSE XII Science Physics Nuclei

## claculate the energy equivalent of 1 g of substance.

**prerna.naga**9th May 2019 8:51 AM

### 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?

**kiranbin**19th February 2020 11:03 AM

### CBSE XII Science Maths Relations and Functions

## 2nd sum plz

**lovemaan5500**8th March 2020 10:18 PM

### 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 **N**} check whether R is reflexive, symmetric and transitive.

**N of natural numbers**defined by

**N**} check whether R is reflexive, symmetric and transitive.

**fleurnym**3rd May 2020 4:50 PM

### 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

**john.lena07**4th July 2020 9:56 AM

### 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 .

**himanshup8412**17th July 2020 7:28 PM

### CBSE XII Science Maths Relations and Functions

## s

**jiyag9397**22nd August 2020 5:14 PM

### 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?

**goswamineha2611**31st August 2020 6:32 PM

### 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?

**seeni2005**14th September 2020 12:17 PM

### CBSE XI Science Maths Relations and Functions

## Sir please explain the below image.

**seeni2005**21st September 2020 3:16 PM

### CBSE XII Science Maths Relations and Functions

## Q - 5

**majethiyarishat9566.12sdatl**27th October 2020 11:51 AM

### CBSE XII Science Maths Relations and Functions

## confuse

**rakeshwahengbam8**28th December 2020 11:52 AM

### 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

**iamujjy**21st May 2023 4:55 PM

### CBSE XII Science Maths Relations and Functions

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

**amandwivesh**25th October 2023 11:57 PM

### 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

**aiswaryaanil0009**1st February 2024 8:36 PM