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Popular >

expand 1/((z^2+1)^2)

Solution

expand

\frac{1}{( z ^{2} + 1 ) ^{2}}

Solution

\frac{1}{z ^{4} + 2 z ^{2} + 1}

Solution steps

\frac{1}{( z ^{2} + 1 ) ^{2}}

(z^{2} + 1)^{2} = z^{4} + 2 z^{2} + 1

= \frac{1}{z ^{4} + 2 z ^{2} + 1}

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Frequently Asked Questions (FAQ)

What is expand 1/((z^2+1)^2) ?
The solution to expand 1/((z^2+1)^2) is 1/(z^4+2z^2+1)