Question
Perform the addition or subtraction and simplify.$$-\frac{1}{x}+\frac{2}{x^{2}+1}+\frac{1}{x^{3}+x}$$
Step 1
The common denominator is $x(x^{2}+1)$, which is the product of the denominators of the first and second fractions. Show more…
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Key Concepts
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Prerequisites
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Fundamentals
Perform the addition or subtraction and simplify. $$\frac{1}{x}+\frac{1}{x^{2}}+\frac{1}{x^{3}}$$
Transcript
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