I've got these two integral problems, and I'm stuck with these.
Can anybody give me some hints for these two questions?
Thanks for answering.
Hello, Gilvanildo!
We have: .
. . . . . . . . . . . . . . .
. . . . . . . . . . . . . . .
Then we have: .
Let: .
. . and substitute . . .
Under the radical, complete the square: .
Then we have: .
Let: .
Also: .
Substitute: .
Got it?
Edit: Too slow again . . . *blush*
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