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Mathematics 8 Online
OpenStudy (adi3):

how to determine the domain and range for this function

OpenStudy (adi3):

OpenStudy (adi3):

@IrishBoy123

OpenStudy (adi3):

@starpink69

OpenStudy (anonymous):

Hi

OpenStudy (adi3):

i have math exam tmrw

OpenStudy (anonymous):

O

OpenStudy (adi3):

help me pls

OpenStudy (anonymous):

I will try kk

OpenStudy (adi3):

ok, you so nice

OpenStudy (anonymous):

Sorry I forgot how do this

OpenStudy (adi3):

ok, i cant pm you :(

OpenStudy (adi3):

@Er.Mohd.AMIR could you help me!

OpenStudy (anonymous):

I take class for science and history

OpenStudy (anonymous):

Ttyl

OpenStudy (er.mohd.amir):

sqrt(2-x)-4 domain is 2-x>=0 that is xbelong to (-infinity to 2)

OpenStudy (adi3):

how?

OpenStudy (er.mohd.amir):

for domain x2-x must be grater then or equal to zero

OpenStudy (er.mohd.amir):

becuse it in square root

OpenStudy (er.mohd.amir):

so x can not greater then 2 it must be less than 2

OpenStudy (er.mohd.amir):

and range is function give value for x

OpenStudy (adi3):

ok, so how will you do range stuff

OpenStudy (er.mohd.amir):

so when you put a value of x get differnt value of f(x) so range is any real number set R is used for real number.

OpenStudy (anonymous):

Ad13i fan u

OpenStudy (adi3):

do the domain is 2 right?

OpenStudy (er.mohd.amir):

no

OpenStudy (adi3):

What?

OpenStudy (er.mohd.amir):

domain is ( - infinty , 2)

OpenStudy (er.mohd.amir):

use symol for infinity

OpenStudy (adi3):

R

OpenStudy (adi3):

range?

OpenStudy (er.mohd.amir):

range is "R" that is ( - infinity , + infinity)

OpenStudy (adi3):

ok, thanks man

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