# Need Urgent help with integral!

• Jan 16th 2009, 11:42 AM
patrickJMT
Need Urgent help with integral!
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<p>Show that:</p>
<p>&#8747 &#131[(x<sup>2</sup>+1)<sup>&#189</sup>+x] dx (UP: &#8734, LL: 0) = &#189 &#8747 &#131[t] (1+t<sup>-2</sup>) dt (UL: &#8734, LL: 1)</p>
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• Jan 16th 2009, 11:49 AM
Mush
Quote:

Originally Posted by patrickJMT
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<p>Show that:</p>
<p>∫ ƒ[(x<sup>2</sup>+1)<sup>½</sup>+x] dx (UP: ∞, LL: 0) = ½ ∫ ƒ[t] (1+t<sup>-2</sup>) dt (UL: ∞, LL: 1)</p>