anonymous
  • anonymous
\[\int\limits_{}^{} \sqrt{t^{2}-1} dt\] u-sub?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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anonymous
  • anonymous
i dont think this is a u sub.... try doing integration by parts
anonymous
  • anonymous
wait no i dont think that will workx
anonymous
  • anonymous
I think you want a trig substitution.

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anonymous
  • anonymous
so like maybe the reciprocal of arcsec then?
anonymous
  • anonymous
cause arcsec is 1/(u^2 - a^2)^.5
anonymous
  • anonymous
soo maybe if you flip it around for both sides..... you would get the integral of ure EQ.
anonymous
  • anonymous
just an idea
anonymous
  • anonymous
\[\int\sqrt{t^2-1}dt = \int sec(t) dt \]
anonymous
  • anonymous
Beyond that you'll either need to use a table or derive the integral of the sec function.
anonymous
  • anonymous
just an idea
anonymous
  • anonymous
Wait, no that's wrong.
anonymous
  • anonymous
WHYYY
anonymous
  • anonymous
http://en.wikipedia.org/wiki/Trigonometric_substitution#Integrals_containing_x2_.E2.88.92_a2

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