SOLUTION: multiply. write your answer in lowest terms. (z^2-3z-4)/(z+3)* (z-1)/(z-4)

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: multiply. write your answer in lowest terms. (z^2-3z-4)/(z+3)* (z-1)/(z-4)      Log On


   

Question 263171: multiply. write your answer in lowest terms.
(z^2-3z-4)/(z+3)* (z-1)/(z-4)
Answer by drk(1908) About Me  (Show Source):
You can put this solution on YOUR website!
Here is the original question:
(i) %28%28z%5E2-3z-4%29%2F%28z%2B3%29%29%2A+%28%28z-1%29%2F%28z-4%29%29
step 1 - factor all binomials if possible. we get
(ii) %28%28z-4%29%28z%2B1%29%2F%28z%2B3%29%29%2A%28%28z-1%29%2F%28z-4%29%29
step 2 - cancel the z-4 to get
(iii) +%28z%5E2-1%29%2F%28z%2B3%29