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AP Math 21 Online
OpenStudy (anonymous):

Can someone please help? I'll give medals!

OpenStudy (morganchavez):

what do you need help with @lalala0726

OpenStudy (anonymous):

Given the function f(x)=3(x-3)^2+2 Indicate the shifts that will affect the location of the vertex, & explain what effect they will have. Use complete sentences.

OpenStudy (anonymous):

@morganchavaz

OpenStudy (morganchavez):

ok hang on givve me a moment n ill figure it out :)

OpenStudy (anonymous):

F(x+4) F(x)+4 F(4x) 4*f(x)

OpenStudy (anonymous):

Thanks so much!! Just incase, here's what the question looks like :)

OpenStudy (anonymous):

Have you figured anything out? @morganchavaz

OpenStudy (anonymous):

@morganchavez

OpenStudy (morganchavez):

yes lol hang on im lookin at the image

OpenStudy (anonymous):

Ok thanks so much!

OpenStudy (morganchavez):

no problem lol im not in ap math but i know how to do this lol

OpenStudy (anonymous):

Ok, could you please help me out? I really need to hurry too. I'm babysitting and need to turn this in haha

OpenStudy (morganchavez):

direction:opens up vertex:(3,2) focus:(3,\[\frac{ 25 }{12 }\] axis of symettrey :x=3 directrix:y= 23/12 |dw:1410803496072:dw|

OpenStudy (morganchavez):

hang on not done n ok im goin as fast as i can

OpenStudy (anonymous):

Ok thank you, I still don't really understand.. How should I word this on the problem?

OpenStudy (morganchavez):

i am working them all out the options that you gave me are suppose to be plugged in to the equaton so im doing that right now and your suppose to write in complete sentences what / how will it affect the vertex so ill solve all of them and send you the answers n then ill write them out for you :) ..... sound good ? and i am trying to hurry as fast as i can

OpenStudy (anonymous):

Ok thank you soooo soooo sooo much! You're amazing!

OpenStudy (morganchavez):

ok i got it hang on

OpenStudy (morganchavez):

#1.f(x+4)......f(x)=3((x+4)-3)^2+2......the transformation would then be horizontal shift = Left 1 unit vertical shift: up 2 units reflection bout the x-axis : none reflection about the y-axis : none vertical stretch: stretched vertex(1,-2) #2. f(x)+4... vertex = 5 direction : opens up vertex: (3/4,2) #3vertex:(3/4,2) #4 vertex 5

OpenStudy (morganchavez):

to start out with my original vertex was (3,2). so i plugged my first option f(x+4) in to my original equation f(x)=3(x-3)^2+2 and my vertex that i got was, (1,-2) so my vertex decreased . on option two i did the same thing and i got a vertex of (5). so my vertex increased from (1,-2) to (0,5). for option number 3 i got a vertex of (3/4,2) so my vertex some what decreased from (0,5) to (3/4,2). for option number four i got the same vertex as option number 2 (0,5) so it increased again. all to say that theses equations dont all give me the same vertex . the vertex kept increasing and decreasing but as a final option numbers 2 and 3 had the highest vertex.

OpenStudy (morganchavez):

ok thats is all @Lalala0726

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