Question

3A-2e)
Is there an error in the solutions for this problem?

Answer 1

It seems to have an error when integrating after the substitution, what answer did you get?

Answer 2

\[-1/2(\sqrt{8-2x ^{2}}) + c\]

Answer 3

And in method 2 the error is in the differentiation

Answer 4

Your answer is correct

Answer 5

The solutions version used \[u ^{1/2}\] instead of \[u ^{-1/2}\]

Answer 6

Exactly