+0  
 
+5
495
2
avatar

If x>2 then (x^2-x-6)/(x^2-4)=

 Oct 14, 2015
 #1
avatar
0

Solve for x over the real numbers:
(x-3)/(x-2) = 0

Multiply both sides by x-2:
x-3 = 0

Add 3 to both sides:
Answer: | 
| x = 3

 Oct 14, 2015
 #2
avatar+118723 
+5

If x>2 then (x^2-x-6)/(x^2-4)=

 

\(\frac{x^2-x-6}{x^2-4}\\ =\frac{(x-3)(x+2)}{(x-2)(x+2)} \qquad x\ne-2\qquad \mbox{because it has to be greater than 2}\\ =\frac{x-3}{x-2} \)

 Oct 15, 2015

2 Online Users