Simplify the following expression completely.

3−11x−1−4x−23+7x−1+2x−2\displaystyle \frac{{{3}-{11}{x}^{{-{{1}}}}-{4}{x}^{{-{{2}}}}}}{{{3}+{7}{x}^{{-{{1}}}}+{2}{x}^{{-{{2}}}}}}

Enter the numerator and denominator separately in the boxes below. If the denominator is 1, enter the number 1. Do not leave either box blank. Answer:


Numerator preview:  
Denominator preview:  

License