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Thread starter fullonoob
Start date Apr 3, 2010

F

fullonoob

fail engrish? unpossible!

#41

$\int e^x sine^xdx\\ yes\ another\ question\ :)$

tommykins

i am number -e^i*pi

#42

u = e^x

honestly are you even attempting these? or are you just giving up right away and lookin for the solutions

F

fullonoob

fail engrish? unpossible!

#43

i dont have the answers and only semi learnt this so gta guess
is the answer $\frac {-x}{e^x} cos e^x$

F

fullonoob

fail engrish? unpossible!

#44

given that cos3x = 4cos^3x - 3cosx and sin3x = 3sinx - 4sin^3x,
find S dx/ [(4x^3-3x)root(1-x^2)]
i have tried and failed this ><

gurmies

Drover

#45

$\frac{d}{dx}\left ( \cos e^{x} \right )=-e^{x}\sin e^{x} \\\\ \therefore \int e^{x}\sin e^{x}dx = -\cos e^{x}+C$

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