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Picture below:

 Sep 24, 2019

Best Answer 

 #1
avatar+19832 
+2

Note that   x2-2x-15    factors to   (x-5)(x+3)

so this expression is just

 

2x / [(x+3)(x-5)]   + 3 / [(x-5)(x+3)]  

 Sep 24, 2019
 #1
avatar+19832 
+2
Best Answer

Note that   x2-2x-15    factors to   (x-5)(x+3)

so this expression is just

 

2x / [(x+3)(x-5)]   + 3 / [(x-5)(x+3)]  

ElectricPavlov Sep 24, 2019

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