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Please can you help me on this equation.I just cant seem to solve this though i mostly don't need help.Thank you
(1)/(x^2+1) -(x^4)/(x^2+1)+(x^4)/(x^2-1) -(1)/(x^2-1)

User Jason Coon
by
4.1k points

1 Answer

1 vote

Answer:

2

Explanation:

combine like denominators:

(1-x^4)/(x^2+1)+(x^4-1)/(x^2-1)

factor:

(1-x^2)(1+x^2)/(x^2+1)+(x^2+1)(x^2-1)/(x^2-1)

reduce:

(1-x^2)+(x^2+1)

1+1=2

User Carl Onager
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4.5k points