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Problems in Mathematical Analysis.pdf - pwp.net.ipl.pt

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Sec. 11] Us<strong>in</strong>g Reduction Formulas 135<br />

we f<strong>in</strong>ally have<br />

F<strong>in</strong>d the <strong>in</strong>tegrals:<br />

1403. S/3-2jt-x'd*. 1409. J W-6*-7d*.<br />

1404.<br />

1405.<br />

1406.<br />

"<br />

1410.<br />

Sec. 10. Integration of Various Transcendental Functions<br />

F<strong>in</strong>d the <strong>in</strong>tegrals:<br />

1415. J (* 2<br />

2<br />

+ I) e 2x dx.<br />

2<br />

1416. cos $* 2<br />

SJCC/A;.<br />

1417. ] x s\nxcos2xdx.<br />

2<br />

1418.<br />

$e<br />

*s<strong>in</strong> 2<br />

jcdjt.<br />

x<br />

1419. smxsmSxdx.<br />

\^e<br />

1420. ^ A'e x cos x dx.<br />

Sec. 11. Us<strong>in</strong>g Reduction Formulas<br />

1421.<br />

1422. (*-/=<br />

J ^<br />

1423. f^lnj^djc.<br />

J I *<br />

1424. In<br />

J 1<br />

(x + /FT?) djc.<br />

1425. J jc arc cos (5jc<br />

1426. ? smxs<strong>in</strong>hxdx.<br />

Derive the reduction formulas for the follow<strong>in</strong>g <strong>in</strong>tegrals:<br />

1427. /..Jj-^,,; f<strong>in</strong>d /. and /,.<br />

1428. / = $ sln"xdje; f<strong>in</strong>d / 4 and /,.<br />

5

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