Nikky C.

asked • 08/16/14

Simplify the expresions and solve the equations

1.    1   -    3      1   
     t-4  -   t-3         4 
 
2. 4x2  - x-14     ÷  4x2 =x-14  
       x-2                       x+2 
 
3. z-3z+2    ×  z+ 6z+8  =z  
   z+ 3z-4             z2 - 4                                                       
 
4. 2h2 - 2h-4    +    h2 +h-2  
   (h+1)(h-2)         (h+2)(h-1)

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