Problem 1. (1 point) Problem 4. (1 point) Use the substitution x = 6sint to evaluate the integral Evaluate the integral using the indicated trigonometric substitut V36-x2 dx. tion odx, x =3 sec(0) Note: Use an upper-case "C" for the constant of integration. Note: Use C for an arbitrary constant. Answer(s) submitted: Answer(s) submitted: (incorrect) (incorrect) Problem 5. (1 point) Problem 2. (1 point) Evaluate Vx2 - 16 dx. Evaluate the integral using the indicated trigonometric substitut tion. Answer: 213 Answer(s) submitted: Juzrodx, x=3tan(0) (incorrect) Note: Use an upper-case "C" for the constant of integration. Answer(s) submitted: Problem 6. (1 point) (incorrect) V9-x2 Evaluate the integral fx using trigonometric substitution. Answer(s) submitted: Problem 3. (1 point) (incorrect) Use the substitution x = 5 sect to evaluate the integral S - *V x2-25 Problem 7. (1 point) Note: Use C for an arbitrary constant. Evaluate the integral J 12125_ using trigonometric substitution. Answer(s) submitted: Answer(s) submitted: (incorrect) (incorrect)Problem 8. (1 point) Problem 10. (1 point) Evaluate Evaluate the integral dx (81+ x2)2 -61 Answer: Answer(s) submitted: Note: Use an upper-case "C" for the constant of integration. (incorrect) Answer(s) submitted: Problem 11. (1 point) (incorrect) Evaluate the integral Problem 9. (1 point) adx = +C -7Vx2-9 V 16-49x2 13 WeBWork notation for sin (x) is arcsin(x) or asin(x), for Note: Use an upper-case "C" for the constant of integration. tan (x) it's arctan(x) or atan(x). Answer(s) submitted: Answer(s) submitted: (incorrect) (incorrect) Generated by OWeBWork, http:/webwork.maa.org, Mathematical Association of America