3x2 | ||
∫ | dx | |
x3+2 |
3 x2 | ||
∫ | dx = ln I x3 + 2 I + C | |
x3 + 2 |
1 | ||
3 dx = dt ⇒ dx = | dt | |
3 |
1 | 1 | 1 | ||||
∫( 3 x − 5)20 dx = | t20 dt = | * | t21 + C = | |||
3 | 3 | 21 |
1 | ||
= | ( 3 x − 5)21 + C | |
63 |
1 | ||
... = ∫ | dt = ln|t| + C = ln|x3 + 2| + C | |
t |
5^2 | 52 |
2^{10} | 210 |
a_2 | a2 |
a_{25} | a25 |
p{2} | √2 |
p{81} | √81 |
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