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Mathematics 15 Online
OpenStudy (anonymous):

Is anyone good with Trigonometry?

OpenStudy (nuke_ur_friend):

ya

OpenStudy (nuke_ur_friend):

why

OpenStudy (anonymous):

I would appreciate it LOADS if you helped me with this one question i don't understand Here it is:

OpenStudy (anonymous):

Function f is defined by f(x)=a+bcos2x for 0<=x<=Pi It is given that f(0)=-1 and f(1/2Pi)=7

OpenStudy (nuke_ur_friend):

where

OpenStudy (nuke_ur_friend):

nvm

OpenStudy (anonymous):

Questions: a)Find the values of a & b

OpenStudy (anonymous):

b)Find the x coordinate of the point of intersection at the x axis

OpenStudy (anonymous):

Can you help???

OpenStudy (anonymous):

???

OpenStudy (anonymous):

@Nuke_ur_friend are you there???

OpenStudy (nuke_ur_friend):

YA it is b

OpenStudy (anonymous):

...........thats a question......

OpenStudy (anonymous):

You're supposed to solve....

OpenStudy (nuke_ur_friend):

ok sorry tierd

OpenStudy (anonymous):

Can you help me though?

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