Home
Class 10
MATHS
Let f be function f:N to N be defined by...

Let f be function `f:N to N` be defined by `f(x)=3x+2, xin N`.
Find the images of 1, 2, 3

Text Solution

Verified by Experts

The correct Answer is:
5, 8, 11
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • GOVT. MODEL QUESTION PAPER-2019-20

    SURA PUBLICATION|Exercise Part-IV|6 Videos

  • GOVT. MODEL QUESTION PAPER-2019-20

    SURA PUBLICATION|Exercise Part-II|14 Videos

  • GEOMETRY

    SURA PUBLICATION|Exercise Unit Test (Section -D)|2 Videos

  • MENSURATION

    SURA PUBLICATION|Exercise Unit Test (Section -C)|2 Videos

Similar Questions

Explore conceptually related problems

Let f be function f:N to N be defined by f(x)=3x+2, xin N . Find the pre-images of 29, 53

Let f be a function of f: N to N be defined by f(x)=3x+2 , x in N . Find the image of 1, 2, 5. Identity the type of function.

Knowledge Check

  • Let f be function f: N to N be defined by f(x)=3x+2, xinN . The pre-image of 29 of _____.

    A
    `87`
    B
    `89`
    C
    `9`
    D
    `(31)/(3)`

  • let f be function f: N to N be defined by f (x)= 4x+3,x in N. Then the pre image of 19 is :

    A
    11
    B
    4
    C
    7
    D
    9

  • Let a function f be defined by f(x)=(x-|x|)/x for x ne 0 and f(0)=2. Then f is

    A
    Continuous no where
    B
    Continuous everywhere
    C
    Continuous for all x except x=1
    D
    Continuous for all x except x=0

    • Similar Questions

    Explore conceptually related problems

    Let f be a function f : NN rarr NN defined by f(x) = 3x + 2, x in NN Find the images of 1, 2, 3

    Let f be function f:N to N be defined by f(x)=3x+2, xin N . Identify the types of function.

    Let f be a function f:N→N be defined by f(x)=5x-3 , Find the image of 3,4,5 .

    Let f be a function N → N be defined by f(x)=x+3 , Find the pre-Image of 20,25,50 .

    If f: RtoR is defined as f (x) = x^(2) + 1. Find the pre images of 26, 5 and - 3.

    Home
    Profile