Question

Simplify:

Answer 1

\[\frac{ -x }{ \sqrt(9-x^{2}) }+\frac{ 3x }{ (\sqrt(9-x^{2})(3+\sqrt(9-x^{2}) }+\frac{3}{x}\]

Answer 2

ANS:
\[\frac{ \sqrt(9-x^{2}) }{ x }\]

Answer 3

In the denominator your second term, there're four opening brackets but only two closing brackets !?

Answer 4

Hm, doesn't look that way on my screen.