Answer 2.1:7
From Förberedande kurs i matematik 1
(Difference between revisions)
			  			                                                      
		          
			 (Ny sida: {| width="100%" cellspacing="10px" |a) |width="33%" | <math>\displaystyle \frac{4}{(x+3)(x+5)}</math> |b) |width="33%"  | <math>\displaystyle \frac{x^4-x^3+x^2+x-1}{x^2(x-1)}</math> |c) |wi...)  | 
				m  (Svar 2.1:7 moved to Answer 2.1:7: Robot: moved page)  | 
			
Current revision
| a) | \displaystyle \displaystyle \frac{4}{(x+3)(x+5)} | b) | \displaystyle \displaystyle \frac{x^4-x^3+x^2+x-1}{x^2(x-1)} | c) | \displaystyle \displaystyle \frac{ax(a+1-x)}{(a+1)^2} | 
