Use a contour to evaluate so x²+2x da (2-1)(x3+1)
1 Use a contour to evaluate So da 1+x4
Use contour integration to evaluate the integral 2T 1 I (5 4 cos (0))2 S 0 diagram showing the contour and the singularities Draw and label a For your information, the graph of the integrand is given below. L0- 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1. 7T 2n 4. -
Use contour integration to evaluate the integral 2T 1 I (5 4 cos (0))2 S 0 diagram showing the contour and the singularities Draw and label a For...
ex4.19
Ex. 4.19. Use contour integration to evaluate the following real integrals dar da (a) (b) r22x5 (x21)2 da da (c) (d) (221)(a2+4)
Ex. 4.19. Use contour integration to evaluate the following real integrals dar da (a) (b) r22x5 (x21)2 da da (c) (d) (221)(a2+4)
x2+2x Use a contour to evaluate la da (x-1)(x?+1)
COS Use a contour to evaluate dr (2° +1)
21, 25 and ill like
In Exercises 20-38 use a contour integral to evaluate the improper integral. (22 + 1)(x2 + 4) x +3 w (x2 + 4x + 5)2 da 23. (x2 + 1)(x2 - + 1) - J-003 + 26 da
2x 1 Use a contour to evaluate dᎾ (2+0 -cos)
Use a contour to evaluate So S**** dx T 4 8 Oy O | EIS 2
Use a contour to evaluate Lo 1. dx