Improper Integrals

Question 1

So replace the bad thing with a / b if both

Answer 1

Integrate normally

And then at the end take limits
If undefined so it’s divergent

If not then evaluate

Question 2

Remmeber fir further integration when using trig subs this waht ti di at end

Answer 2

Sun theta and cis theta can be rare aged and trig ruled ti find

But normal theta must be the arc version out back in