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Popular >

expand-2/((1-r)^2)

Solution

expand

- \frac{2}{( 1 - r ) ^{2}}

Solution

- \frac{2}{1 - 2 r + r ^{2}}

Solution steps

- \frac{2}{( 1 - r ) ^{2}}

(1 - r)^{2} = 1 - 2 r + r^{2}

= - \frac{2}{r ^{2} - 2 r + 1}

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Frequently Asked Questions (FAQ)

What is expand-2/((1-r)^2) ?
The solution to expand-2/((1-r)^2) is -2/(1-2r+r^2)