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the set of zeroes of the function f where f = x2-x-2/x2-4 is ................................

 Mar 11, 2018
 #1
avatar+18754 
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Factor the numerator:  (x-2)(x+1)   leads us to BELIEVE that x = 2  and x = -1 are zeroes

  BUT looking at the denominator  x cannot equal 2   (cannot have a value of zero in the denminator)

    so the only zero left is at   x = -1

 Mar 11, 2018
 #2
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Just wanted to let you know that writing service also can manage problem solving type of work just as multiple choice questions.

 Mar 12, 2018

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