Home
Class 12
MATHS
Is g={(1,1),(2,3),(3,5,),(4,7)} a functi...

Is `g={(1,1),(2,3),(3,5,),(4,7)}` a function? If this is described by the formula, `g(x)=alphax+beta,` then what values should be assigned to `alphaa n dbeta?`

A

`alpha = 1, beta = 1`

B

`alpha = 2, beta = - 1`

C

`alpha = 1, beta = - 2`

D

`alpha = - 2, beta = - 1`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • SETS, RELATIONS AND FUNCTIONS

    ARIHANT MATHS|Exercise Exercise (Single Option Correct Type Questions)|39 Videos

  • SETS, RELATIONS AND FUNCTIONS

    ARIHANT MATHS|Exercise Exercise (More Than One Correct Option Type Questions)|3 Videos

  • SETS, RELATIONS AND FUNCTIONS

    ARIHANT MATHS|Exercise Exercise For Session 2|10 Videos

  • SEQUENCES AND SERIES

    ARIHANT MATHS|Exercise Exercise (Questions Asked In Previous 13 Years Exam)|38 Videos

  • THE STRAIGHT LINES

    ARIHANT MATHS|Exercise The Straight Lines Exercise 8 : (Questions Asked in Previous 13 years Exams)|1 Videos

Similar Questions

Explore conceptually related problems

If f = (1.4), (2,5), (3,5) and g = (4,6),(5,6) be two function then find the function fog.

If f and g are functions defined by : f(x)= sqrt(x-1), g(x)=1/x ,then describe the following : fg.

If f and g are functions defined by : f(x)= sqrt(x-1), g(x)=1/x ,then describe the following : f+g.

If f and g are functions defined by : f(x)= sqrt(x-1), g(x)=1/x ,then describe the following : f-g.

If f and g are functions defined by : f(x)= sqrt(x-1), g(x)=1/x ,then describe the following : f/g .

If alpha a n d beta are the roots of x^2-3x+2=0 find the value of (1+ alpha )(1+ beta ).

If alpha and beta are the roots of 4x^2 + 3x + 7 = 0 then the value of alpha beta

If alpha, beta are the roots of the equation : 2x^2-2(1+n^2)x+(1+n^2+n^4)=0 , then what is the value of alpha^2 + beta^2 ?

Let f= {(1, 5), (2, 6), (3, 4)} g = {(4, 7), (5,8), (6,9)}. Then gof is :

f:R to R is a function defined by f(x)= 10x -7, if g=f^(-1) then g(x)=