In 1-21, use the definition of an improper integral to evaluate the given integral.
In problems 24-32. determine whether the improper integral is convergent or divergent. Do not evaluate
28. S X 2 1 1 dx
In problems 1 42. find the indefinite integrals and evaluate the definite integrals In some of the problems
particular change of variable suggested.
In problems 43 48. complete the square in the denominator, make the appropriate substitution and integrate
48. + 5 + 5 dx
In problems 1-6, function u or dv is given. Find the piece u or dv which not given calculate du
and ,and apply the Integration by Parts Formula
dv = =sec²(3x) dx
In problems 7-24 , evaluate the integrals.
20. Sx25xdx X
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