Chapter 6, Problem 32RE

Evaluate each integral in Exercises 47-50 by reducing the improper fraction and using a substitution (if necessary) to reduce it to standard form. 47. 48. -dx 49. de 2x3 dx 50.472-737 de 2x + +1

Help by first completing the square, making the appropriate substitutions, and evaluate the integral please

what is the area of the rectangle