Use a change of variables to evaluate the following indefinite integral. [ x+ (x5+ 14) " ax Determine a change of variables from x to u. Choose the correct answer be O A. U=XS O B. u= (x5 + 14) 4 C. U=X + 14 O D. u= 5x4 Write the integral in terms of u. [ x 4 ( x5 + 14) 4 Ox = J (D auUse a change of variables to evaluate the following indefinite integral. ( VX + 1 ) 8 dx 21x Determine a change of variables from x to u. Choose the correct answer OA. U= (1X + 1) 8 XB. U= 1X 1 O C. U= 21x *D. U= 1X + 1 Write the integral in terms of u. (vx+ 1) 8 21X dx = () duUse a change of variables or the accompanying table to evaluate the following indefinite integral. 7x - 2 dx Click the icon to view the table of general integration formulas. . . . Determine a change of variables from x to u. Choose the correct answer below. O A. U=7x O B. U=7 1 O C. U= 7x - 2 D. U=7x - 2 Write the integral in terms of u. 7x -7 dx = () duUse a change of variables or the accompanying table to evaluate the following indenite integral. J' 64X dx 64x + 2 a Click the icon to view the table of general integration formulas. Determine a change of variables from x to u. Choose the correct answer below. Write the integral in terms of u. l dx=l (D) du 8+2