some1
Derive the following.
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some1
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\[(\frac{ y+1 }{ y-1 })^-17\]
some1
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That's to the power of -17
saifoo.khan
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\[(y+1)^{-17} * (y-1)^{17}\]
some1
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yeah i guess you can rephrase it that way?
saifoo.khan
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Now i guess we'll use the product rule?
saifoo.khan
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Dang! Why not apply the quotient rule? D:
some1
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you would get 1/ something
saifoo.khan
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One more mistake.
\[(\frac{y+1}{y-1})^{-17} \to (\frac{y-1}{y+1} )^{17}\]
some1
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yeah i had that in the beginning lol
saifoo.khan
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Now apply the quotient rule!|dw:1358919611478:dw|
saifoo.khan
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Lol. I didn't see it before.
saifoo.khan
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|dw:1358919803476:dw|
saifoo.khan
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|dw:1358920015994:dw|
some1
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a lot of work, but thanks saif! :)
saifoo.khan
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So do you understand it or just gonna copy down the working? Jk.
some1
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no i actually got it haha. i was just confused as to how to start it...like there's another problem that involves chain rule and product rule, but i'm not sure which one to use first lol
saifoo.khan
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Haha. ;)
Practice makes a man pefect. ;D
some1
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lol yes it does haha thanks again