1.

(1+x÷1-x)×(x÷1+x)÷(1+x^2÷1-x^2)​

Answer»

ANSWER:

\boxed{\text{Answer = 2x}}\\

Step-by-step EXPLANATION:

(1 + \frac{x}{1} - x) \text{ x } \frac{(\frac{x}{1} + x)}{1 + \frac{x^2}{1} - x^2}\\\\\\= (1 + x - x) \text{ x } \frac{(x + x)}{1 + x^2 - x^2}\\\\= 1 \text{ x } \frac{2x}{1}\\\\\boxed{\text{Answer = 2x}}

HOPE it HELPS!



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