Fraction decomposition
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$$0$$
General simplification
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$$0$$
2 / 1 1 \
(y - 2) *|------ - ------------|
| 2 2|
y \4 - y 4 - 4*y + y /
----- + --------------------------------
y + 2 2
$$\frac{y}{y + 2} + \frac{\left(y - 2\right)^{2} \left(- \frac{1}{y^{2} + \left(4 - 4 y\right)} + \frac{1}{4 - y^{2}}\right)}{2}$$
y/(y + 2) + (y - 2)^2*(1/(4 - y^2) - 1/(4 - 4*y + y^2))/2
2 / 1 1 \
(-2 + y) *|------ - ------------|
| 2 2 |
y \4 - y 4 + y - 4*y/
----- + ---------------------------------
2 + y 2
$$\frac{y}{y + 2} + \frac{\left(y - 2\right)^{2} \left(- \frac{1}{y^{2} - 4 y + 4} + \frac{1}{4 - y^{2}}\right)}{2}$$
y 2 / 1 1 \
----- + (-2 + y) *|---------- - ----------------|
2 + y | / 2\ / 2 \|
\2*\4 - y / 2*\4 + y - 4*y//
$$\frac{y}{y + 2} + \left(y - 2\right)^{2} \left(- \frac{1}{2 \left(y^{2} - 4 y + 4\right)} + \frac{1}{2 \left(4 - y^{2}\right)}\right)$$
y/(2 + y) + (-2 + y)^2*(1/(2*(4 - y^2)) - 1/(2*(4 + y^2 - 4*y)))
Assemble expression
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2 / 1 1 \
(-2 + y) *|------ - ------------|
| 2 2 |
y \4 - y 4 + y - 4*y/
----- + ---------------------------------
2 + y 2
$$\frac{y}{y + 2} + \frac{\left(y - 2\right)^{2} \left(- \frac{1}{y^{2} - 4 y + 4} + \frac{1}{4 - y^{2}}\right)}{2}$$
y/(2 + y) + (-2 + y)^2*(1/(4 - y^2) - 1/(4 + y^2 - 4*y))/2
y/(2.0 + y) + 2.0*(-1 + 0.5*y)^2*(1/(4.0 - y^2) - 1/(4.0 + y^2 - 4.0*y))
y/(2.0 + y) + 2.0*(-1 + 0.5*y)^2*(1/(4.0 - y^2) - 1/(4.0 + y^2 - 4.0*y))
Rational denominator
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2 / 2\ / 2\ / 2 \
(-2 + y) *(2 + y)*\-4*y + 2*y / + 2*y*\4 - y /*\4 + y - 4*y/
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/ 2\ / 2 \
2*(2 + y)*\4 - y /*\4 + y - 4*y/
$$\frac{2 y \left(4 - y^{2}\right) \left(y^{2} - 4 y + 4\right) + \left(y - 2\right)^{2} \left(y + 2\right) \left(2 y^{2} - 4 y\right)}{2 \left(4 - y^{2}\right) \left(y + 2\right) \left(y^{2} - 4 y + 4\right)}$$
((-2 + y)^2*(2 + y)*(-4*y + 2*y^2) + 2*y*(4 - y^2)*(4 + y^2 - 4*y))/(2*(2 + y)*(4 - y^2)*(4 + y^2 - 4*y))
Combining rational expressions
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/ 2\ / 2 \ 2 / 2 \
y*\4 - y /*\4 + y - 4*y/ + (-2 + y) *(2 + y)*\y - 2*y/
--------------------------------------------------------
/ 2\ / 2 \
(2 + y)*\4 - y /*\4 + y - 4*y/
$$\frac{y \left(4 - y^{2}\right) \left(y^{2} - 4 y + 4\right) + \left(y - 2\right)^{2} \left(y + 2\right) \left(y^{2} - 2 y\right)}{\left(4 - y^{2}\right) \left(y + 2\right) \left(y^{2} - 4 y + 4\right)}$$
(y*(4 - y^2)*(4 + y^2 - 4*y) + (-2 + y)^2*(2 + y)*(y^2 - 2*y))/((2 + y)*(4 - y^2)*(4 + y^2 - 4*y))
2 / 1 1 \
(-2 + y) *|------ - ------------|
| 2 2 |
y \4 - y 4 + y - 4*y/
----- + ---------------------------------
2 + y 2
$$\frac{y}{y + 2} + \frac{\left(y - 2\right)^{2} \left(- \frac{1}{y^{2} - 4 y + 4} + \frac{1}{4 - y^{2}}\right)}{2}$$
y/(2 + y) + (-2 + y)^2*(1/(4 - y^2) - 1/(4 + y^2 - 4*y))/2