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Mathematics 10 Online
OpenStudy (hba):

The range of the function y = f(x) = |x + 2| + 3 is A) y ≥ 2 B) y ≤ –3 C) y ≥ 3 D) y ≤ 3 ____________________________________________________________________________________________

OpenStudy (hba):

@kropot72

OpenStudy (hba):

A is the answer ?

OpenStudy (hba):

I think i need an explanation.

OpenStudy (anonymous):

do you know how the graph of y=|x| looks like?

OpenStudy (anonymous):

its parent function ?

OpenStudy (hba):

yeah i do.

OpenStudy (anonymous):

so you know the transfomation involved to graph f(x) then.... what are the transformations?

OpenStudy (hba):

Actually it has been almost 2 years i studied this so i am not very sure on how to do this ?

OpenStudy (kropot72):

A is not the answer. Please follow dpalnc.

OpenStudy (anonymous):

your function f(x) is just a translation of the graph of y=|x| two units to the left, and three units up...

OpenStudy (hba):

|dw:1352970089655:dw|

OpenStudy (anonymous):

ok... that's a graph of y=|x|... what is the range here?

OpenStudy (hba):

{-10,10}

OpenStudy (anonymous):

no... the range of a function refers to all the possible y-values on the graph of f.

OpenStudy (anonymous):

|dw:1352970259598:dw|

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