UPSKILL MATH PLUS

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Answer variants:
2(x+2)x+4
1xx+1
2(x2)x4
x1x+1
Simplify:
 
(i) \(\frac{(2x + 1)(x - 2)}{x - 4} - \frac{(2x^2 - 5x + 2)}{x - 4} =\)
 
(ii) \(\frac{4x}{x^2 - 1} - \frac{x + 1}{x - 1} =\)