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Mathematics 15 Online
kaylak:

new questions pre cal help

kaylak:

1 attachment
ThisGirlPretty:

@Shadow @Sam

sillybilly123:

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kaylak:

oh thank god

sillybilly123:

your graph can either be seen as a sin curve (marked in green) but that been shifted to the right by pi/4 or as a cos curve (marked in red) but that been shifted to the left by pi/4 *first*, find those 2

kaylak:

i have 1 now its the first and last have 2 more and then may need help again

kaylak:

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sillybilly123:

you need to do that first one first by working through the options

kaylak:

i already did i waited so long i only need help with 2 questions 1 is a and f

kaylak:

what is 2 there are 3 options

kaylak:

@sillybilly123

kaylak:

plz help

sillybilly123:

sure, 2 right?!

kaylak:

yes

sillybilly123:

3 answers here right! ie for 2

kaylak:

yes

sillybilly123:

so do you know how to get them or just wanna compare answers?

kaylak:

the last one and i know som csc answers not sure which ones

sillybilly123:

yeah, the last one the second one is and \(8 \pi\) shift so is good too the third one, the minus sign is a \(\pm \pi\) shift, then you can add multiples of \(2 \pi\) to get to the original

kaylak:

so 2 is 2 3 and the last right?

kaylak:

whats 3

kaylak:

3 i know has to be 2 and something else

kaylak:

can we hurry i have more assignments to complete

sillybilly123:

2 3 and the last right? i would say so for 3, trying to find the true form, then see if any variations. it looks like a shifted sec

kaylak:

so to the left?

sillybilly123:

it's y = - sec x + 6 if you agree just look at various shifted versions. let me know

kaylak:

so b and c

kaylak:

right

kaylak:

3 is b and c ?

sillybilly123:

a & c ?!

sillybilly123:

in both cases the minus sign is the same as the -ve sign in the original expression

kaylak:

i made a 100 ty omg

sillybilly123:

good work

kaylak:

could you help on more going to solve firts and see where i get

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