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y=1/(x-1) +1/(x-2) +1/(x-3) +1/(x-4)

solve for four solution

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Paul A. | Chemistry, Math tutor.Chemistry, Math tutor.
4.9 4.9 (8 lesson ratings) (8)
The function only has three solutions.
The easiest way to see this is to plot it in a graphing calculator
You will see that the x-intercepts are x=2.50,1.38,3.62