Moze pomoc oko ovog zadatka

Moze pomoc oko ovog zadatka

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  • Pridružio: 21 Feb 2011
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∫dx/dx*√x2+4x-a



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nlobole ::∫dx/dx*√x2+4x-a

prvo malo razjasni to sto si napisao



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integral od dx/x*korijen iz x na kvadrat plus 4x minus 4

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nlobole ::integral od dx/x*korijen iz x na kvadrat plus 4x minus 4
Uzmes smenu:x=2/(t+1),tada se integral svede na tablicni i resenje je:
-1/2*arcsin((2-x)/(x*Koren iz 2))+C, x>0.

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ok, hvala puno!!!

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nlobole ::ok, hvala puno!!!
Nema na cemu Wink

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