\fUse a change of variables to evaluate the following definite integral. W 5 dx NC 16x- + 24x + 9 O C. u= 16x~ + 24x+9 O D. U= 4x+3 Write the integral in terms of u. W 5 dx = du 2 16x + 24x + 9 11 Evaluate the integral. w 5 dx = 16x~+ 24x + 9 N (Type an exact answer.)\fSuppose f is an even function and f ( x ) dx = 10. -9 9 a. Evaluate f(x) dx b. Evaluate xf(x) dx -9 a. Evaluate the definite integral. 9 f ( x ) dx = (Simplify your answer.) O b. Evaluate the definite integral. -0 xf(x) dx = (Simplify your answer.) -9Use a change of variables to evaluate the following indefinite integral. (vx +5) ? dx 21x O C. U= (x+5)7 OD. U= 1X+5 Write the integral in terms of u. (Vx +5) ? dx = du 21X Evaluate the integral. ( (vx +5)? dx = 21xUse a change of variables to evaluate the following indefinite integral. (vx +5) ? dx 21x Determine a change of variables from x to u. Choose the correct answer below. O A. U=- 21x OB. U= X O C. u= (x+5)7 OD. U= X +5 Write the integral in terms of u. r (vx+5)