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Mathematics 4 Online
OpenStudy (brianissa):

I really am trying my best to get how to do this prove my functions are inverses of each other by graphing them but I do not get it

imqwerty (imqwerty):

do u know how to find the inverse function of any given function?

OpenStudy (brianissa):

yes the one at the bottom is the inverse I just did it on a separate paper

imqwerty (imqwerty):

yes thats correct so u have completed the 1st part now we have to do the second part are u stuck on the second part?

OpenStudy (brianissa):

yes the graphing and proving part

imqwerty (imqwerty):

ok so lets graph it well we can say that both the functions f(x) and g(x) will be linear because all the terms have degree 1. can u tell how will the graph look like? a line or a circle or a parabola?

OpenStudy (brianissa):

i'm guessing it would be a line but i'm not sure

OpenStudy (bibby):

I think you can show that the y intercept of one is the x intercept of the other flipped, i.e. g(x) has a y intercept of (0,0.571), f(x) has a y intercept of (0.571,0) similarly g(x) hits the x axis at (4,0) and f(x) hits the y axis at (0,4)

OpenStudy (brianissa):

I paid 2 buck to be helped and walked though my question that I don't get, seems like I wasted my money, I don't see it being that simple

imqwerty (imqwerty):

ok yes its a line whenever u have a linear equation in x and y it represents a line so f(x) and g(x) represent a line and now u need to plot them u have the equation of f(x) and g(x) can u plot them?

OpenStudy (bibby):

correction, you paid 2 bucks to wait for the site to come back from the laggy crash \(\huge ☺☻ \)

OpenStudy (mathmate):

@Brianissa There WAS a system update, hope you understand that these things happen from time to time. When you're back, you are free to tag @imqwerty who was walking you through the problem, or tag me if you wish.

OpenStudy (brianissa):

I got it correct already thank though

OpenStudy (mathmate):

Good! :)

imqwerty (imqwerty):

(:

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