1 | 1 | A | 2x−1 | C | ||||||
f(x) = | = | = | + B* | + | . | |||||
x3+1 | (x+1)(x2−x+1) | x+1 | x2−x+1 | x2−x+1 |
1 | ||
A = | ||
3 |
1 | ||
B = − | ||
6 |
1 | ||
C = | ||
2 |
1 | 1 | 1 | 2x−1 | |||||
∫f(x)dx = | ln|x+1| − | ln|x2−x+1| + | arctg( | ) + c. | ||||
3 | 6 | √3 | √3 |
5^2 | 52 |
2^{10} | 210 |
a_2 | a2 |
a_{25} | a25 |
p{2} | √2 |
p{81} | √81 |
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