The Student Room Group

Graph transformations

image.jpg Any ideas?

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Reply 1
Original post by melodyisamarvel
image.jpg Any ideas?


I have an idea or two,,,,
what about you?
Reply 2
Original post by melodyisamarvel
image.jpg Any ideas?


Quite a few. You got any yourself?

What's the transformation that maps f(x)f(x) to f(x+k)f(x + k)?
Reply 3
Original post by Zacken
Quite a few. You got any yourself?

What's the transformation that maps f(x)f(x) to f(x+k)f(x + k)?


I've got translation (-15/0) but wasn't sure?
Reply 4
Original post by TeeEm
I have an idea or two,,,,
what about you?

Translation (-15/0)
Reply 5
Original post by melodyisamarvel
Translation (-15/0)


there is horizontal translation and horizontal stretch
Reply 6
Original post by melodyisamarvel
I've got translation (-15/0) but wasn't sure?


That's correct.
Reply 7
Original post by TeeEm
there is horizontal translation and horizontal stretch


What? Are you sure? Read the question again.
Reply 8
Original post by Zacken
What? Are you sure? Read the question again.


I am sorry about my limitations
that is why I always call you ...f4.jpg
Reply 9
Original post by TeeEm
I am sorry about my limitations
that is why I always call you ...f4.jpg

Thanks guys haha :smile:
Reply 10
Original post by melodyisamarvel
Thanks guys haha :smile:


No problem.
Reply 11
Original post by Zacken
That's correct.


What? Are you sure? Read the question again.
Reply 12
Original post by melodyisamarvel
Translation (-15/0)


that is incorrect
Reply 13
Original post by TeeEm
that is incorrect


How so?
Reply 14
Original post by Zacken
How so?


I make it a translation by 5 units to the left
Reply 15
Original post by TeeEm
that is incorrect

Really? Hmm it says single transformation so it can only be one transformation
Reply 16
Original post by TeeEm
I make it a translation by 5 units to the left


Ah, yes. My apologies.
Reply 17
Original post by melodyisamarvel
Really? Hmm it says single transformation so it can only be one transformation


I agree
Reply 18
Original post by melodyisamarvel
Really? Hmm it says single transformation so it can only be one transformation


You want to shift the function f(3x)f(3x) 5 units to the left so you get f(3(x+5))=f(3x+15)f(3(x+5)) = f(3x + 15).
Reply 19
Original post by Zacken
You want to shift the function f(3x)f(3x) 5 units to the left so you get f(3(x+5))=f(3x+15)f(3(x+5)) = f(3x + 15).

Okay thanks so much 🙂

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