Social \ MATHS help - Locked

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shinny23 says:

anyone who knows antidifferential calculus please help!!!!

when you have an f`(x)= -8 sinx 2x and f(pie/2)=2
i get how to differentiate the first part, but what do i do with the ...and f(pie/2)=2

26/06/2007

Canberra, ACT

Kudos: 2,463

Mates: 29

shinny23 says:

gee thanks guys!

well i got told how to do it...


when you have an f`(x)= -8 sinx 2x and f(pie/2)=2
i get how to differentiate the first part, but what do i do with the ...and f(pie/2)=2


f`(x)= -8 sinx 2x = 4 cos 2x

then sub pie/2 for x

then have 2 = 4 cos 2 (pie/2 )

then solve

lol...and this is this first part to it Sad

exam tomorrow :'(

lock the thread

26/06/2007

Canberra, ACT

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hmmnodice says:

i just did that, year 12 methods, but im already on holidays, um the test average was reasonably high i think, i got 87% (im ex specialist though)

26/06/2007

'sick of answering simple questions over and over and over again that you can find on google'

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shinny23 says:

lol

yea, how was your test dude?
i got mine tomorro

26/06/2007

Canberra, ACT

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eversuns says:

THREAD LOCKED

26/06/2007

Moo Moo Farm

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IAMColonel says:

eeeh .. 43% in year 11 methods exam. Don't ask me. haha.

That was the multiple choice one to (we had 2)

26/06/2007

Those damn pipe dreams.

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member8898 says:  

sounds hard and I have to do Geometry and Trigonometry and Calculus
s in yr 11 and 12

26/06/2007

Mandurah,Western Australia (I am the egg man, I am the egg man. I am the Walrus

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LegenD says:

Oooh, I still want to solve it.


Whoops thread locked... sorry.

27/06/2007

Only in Memories

 

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