Answers edited by Dernbu

Answers edited by Dernbu

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A little bit of help, please? Thanks!
How do you find the domain and range of $f (x) = 10 - x^{2}$ $f(x)=10-x^2$ ?
How do you solve $\frac{x}{x - 1} + \frac{4}{x + 1} = \frac{4 x - 2}{x^{2} - 1}$ $\frac { x } { x - 1} + \frac { 4} { x + 1} = \frac { 4x - 2} { x ^ { 2} - 1}$ ?

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