21.04.2015 Views

Lecture Notes in Differential Equations - Bruce E. Shapiro

Lecture Notes in Differential Equations - Bruce E. Shapiro

Lecture Notes in Differential Equations - Bruce E. Shapiro

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

402 APPENDIX A. TABLE OF INTEGRALS<br />

∫<br />

cos ax s<strong>in</strong> bxdx =<br />

cos[(a − b)x]<br />

2(a − b)<br />

−<br />

cos[(a + b)x]<br />

, a ≠ b (A.71)<br />

2(a + b)<br />

∫<br />

s<strong>in</strong> 2 s<strong>in</strong>[(2a − b)x] s<strong>in</strong> bx s<strong>in</strong>[(2a + b)x]<br />

ax cos bxdx = − + −<br />

4(2a − b) 2b 4(2a + b)<br />

(A.72)<br />

∫<br />

s<strong>in</strong> 2 x cos xdx = 1 3 s<strong>in</strong>3 x<br />

(A.73)<br />

∫<br />

cos 2 ax s<strong>in</strong> bxdx =<br />

−<br />

cos[(2a − b)x]<br />

4(2a − b)<br />

cos[(2a + b)x]<br />

4(2a + b)<br />

−<br />

cos bx<br />

2b<br />

(A.74)<br />

∫<br />

cos 2 ax s<strong>in</strong> axdx = − 1<br />

3a cos3 ax<br />

(A.75)<br />

∫<br />

s<strong>in</strong> 2 ax cos 2 bxdx = x 4<br />

+<br />

−<br />

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

8a<br />

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

8b<br />

−<br />

−<br />

s<strong>in</strong>[2(a − b)x]<br />

16(a − b)<br />

s<strong>in</strong>[2(a + b)x]<br />

16(a + b)<br />

(A.76)<br />

∫<br />

s<strong>in</strong> 2 ax cos 2 axdx = x 8<br />

−<br />

s<strong>in</strong> 4ax<br />

32a<br />

(A.77)<br />

∫<br />

tan axdx = − 1 ln cos ax<br />

a (A.78)<br />

∫<br />

tan 2 axdx = −x + 1 tan ax<br />

a (A.79)<br />

∫<br />

(<br />

tan n axdx = tann+1 ax n + 1<br />

a(1 + n) × 2F 1 , 1, n + 3 )<br />

, − tan 2 ax<br />

2 2<br />

(A.80)

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!