Amalgamate

Mar 30th, 2009, 04:15 AM

Anti derivative of e^(.8x)?

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Amalgamate

Mar 30th, 2009, 04:15 AM

Anti derivative of e^(.8x)?

kris719

Mar 30th, 2009, 04:21 AM

(5/4)e^(.8x) ?

is that right?

is that right?

Amalgamate

Mar 30th, 2009, 04:23 AM

Seems right, thank you!

Amalgamate

Mar 30th, 2009, 04:35 AM

Last question, the integral of cos^2 (x)

LindsayRulz

Mar 30th, 2009, 04:59 AM

Integral of cos²(x) dx = 1/2x + 1/4sin(2x) + C

Amalgamate

Mar 30th, 2009, 05:00 AM

Sorry to be a pain, but could you shed light onto how you got that answer?

moby

Mar 30th, 2009, 05:34 AM

Sorry to be a pain, but could you shed light onto how you got that answer?Use the double angle formula: cos(2x) = 2cos²(x) - 1

Lin Lin

Mar 30th, 2009, 06:28 AM

I forgot this:sad:

I was very good at then time:sad:

I was very good at then time:sad:

azza

Mar 30th, 2009, 06:32 AM

shoe

bad_angel_109

Mar 30th, 2009, 09:28 AM

i hated calculus. i could never understand it properly.

eck

Mar 30th, 2009, 09:59 AM

I loved Calculus...too bad I forgot it :o

Daniel K

Mar 30th, 2009, 11:59 AM

Ahh calculus makes me ill just looking at it. I scraped through it with a 55 at university last year.

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