Integrales Definidas
∫ x dx
5
5
∫ x dx =
∫ (x +
x 5+1
x6
+k =
+k
5 +1
6
x )dx
1
3
+1
x1+1 x 2
x2 x 2
x 2 2 x3
( x + x )dx = ∫ ( x + x1 / 2 )dx =
+
+k =
+
+k =
+
+k =
∫
3
1+1 1
2
2
3
+1
2
2
=
x 2 2x x
+
+k
2
3
3 x x
dx
−
4
x
∫
^
6 x−
12
x x +k
10
1
− +1
3
+1
1
5
1
3
−
3
x x
1
x2
1 x2
x2 1x2
dx = ∫ (3x 2 − x 2 )dx = 3 ⋅
−
−⋅
+ k = 3⋅
−⋅
+k =
∫ x 4
1
1 45
4
43
− +1
+1
2
2
2
2
=6 x−
1 x5
1
+ k = 6 x − x2 x + k
25
10
x 2 dx
∫x
22
x x +k
5
^
3
3
5
+1
x 2 dx
x2
x2
x2
2 x5
2x 2 x
= ∫ 1 dx = ∫ x 2 dx =
+k =
+k =
+k =
+k
∫x
3
5
5
5
+1
x2
2
2
1
∫ x
2
1
∫ x
2
+
+ 2 dx
xx
+
+ 2 dx = ∫ ( x −2 + 4 x
xx
4
−
^
4
−
3
−
2
+ 2)dx =
18
−
+ 2x + k
x
x
− 2 +1
3
− +1
2
x
x
+4
+ 2x + k =
3
− 2 +1
− +1
2
1
x −1
x2
1
1
18
=
+4
+ 2x + k = − − 8 ⋅ 1 + 2x + k = − −
+ 2x + k
1
−1
x
x
x
−
x2
2
∫
dx
4
x
44 3
x +k
3
^
1
1
− +1
1
3
3
−
dx
x4
x4
4x 4
4= ∫ x 4 dx =
+k =
+k =
+k =
∫4 x
1
3
3
3
− +1
4
4
2
2 1
∫ x + 3 x dx
∫
2
2
1
x + 3 dx =
x
∫
1
1533
1
3
⋅ x + ⋅ x + 3. x 3 + K = ⋅ x 5 + ⋅ 3 x 8 + 3. 3 x + K =
5
4
5
4
=
∫
8
2
1 5 3 23 2
⋅ x + ⋅ x . x + 3. 3 x + K
5
4
ln x
⋅ dx
x
12
L x+k
2
^
ln( x)
1
∫ x ⋅ dx = ∫ ln( x) ⋅ x ⋅ dx ={∫
}
(Ln( x)) 2
f ⋅ f ' dx =
+k
2
α
sen 3 x
+k
3
∫
sen 2 x ⋅ cos x ⋅ dx
∫
sen 2 x ⋅ cos x ⋅ dx ==
∫
cos 3 x ⋅ sen x ⋅ dx
∫
cos 4 x
cos x ⋅ sen x ⋅ dx = − cos x ⋅ ( −sen x ) ⋅ dx =
+k
4
f3
f'
∫
x x 2 + 1 ⋅ dx
∫
∫
^
∫
∫
1
x x + 1 ⋅ dx =
2
xdx
2x 2 + 3
sen 3 x
f 2 ⋅ f ' dx =
+k
3
^
3
2
1
1
5
25
3
3
2
−
−
x + x 3 dx = ( x 4 + 2 x 3 + x 3 ).dx = x + 2 ⋅ x + x + K =
8
1
5
3
3
8
=
x3 + k
x5 3 2 3 2
+ x x + 33 x + k
54
^
∫
4
−
3
1
( x 2 + 1) 3 + k
3
^
∫
cos 4 x
+k
4
3
2
( x 2 + 1) 3
1 ( x + 1)
+k =
+k
2 x ⋅ ( x + 1) dx = ⋅
3
2
3
f'
1/ 2
f
2
2
1
2
2
1
2x 2 + 3 + k
2
^
2
1
∫
∫xdx
1
=
2x 2 + 3 4
xdx
2x 2 + 3
∫
∫
∫
x 2 dx
2
4
∫
f'
=
dx =
2
2 2x + 3 2 f
1
2
∫
4 xdx
x 2 dx
x 2 dx
=
∫
1 ( 2 x 2 + 3) 2
1
4 x ⋅ ( 2 x 2 + 3) dx = ⋅
+k =
2x 2 + 3 + k
1
4
2
f'
f −1 / 2
2
−
2
x3 +1 + k
3
^
x +1
3
1
f + k =
2x 2 + 3 + k
2
1
x3 + 1
x3 + 1
=
∫
=
2
3
−1
1 ( x 3 + 1) 2
2
x 2 ( x 3 + 1) dx =
3 x 2 ( x 3 + 1) 2 dx = ⋅
+k =
x3 + 1 + k
1
3
3
3
2
−
∫
∫
∫
∫
1
∫
f'
=
dx =
2 x3 +1 2 f
3 x 2 dx
x ⋅ ( x 2 + 1) 4 dx
^
∫ cos x ⋅ sen
2
4
∫ x ⋅ ( x + 1) dx =
−2
f −2
f'
2
f + k =
x3 +1 + k
3
∫
cos x
⋅dx
sen 2 x
cos x
⋅dx =
sen 2 x
1
2
−
1
+k
sen xsen −1 x
1
x dx =
+k =−
+k
−1
sen x
^
( x 2 + 1) 5
+k
10
1
1 ( x 2 + 1) 5
( x 2 + 1) 5
2 x ⋅ ( x 2 + 1) 4 dx = ⋅
+k =
+k
2∫ f'
2
5
10
4
f
sen x
⋅ dx
3
x
∫ cos
1
+k
2 cos 2 x
^
sen x
cos −2 x
1
⋅ dx = − ∫ − sen x ⋅ cos −3 x dx = −
+k =
+k
∫ cos 3 x
−2
2 cos 2 x
−3
f'
f
ln ( x + 1)
∫ x + 1 dx
^
ln 2 ( x + 1)
+k
2
ln ( x + 1)
1ln 2 ( x + 1)
dx = ∫ ln ( x + 1) ⋅
dx =
+k
∫ x +1
x +1
2
1
f
∫
cos x
dx
2sen x + 1
f'
2sen x + 1 + k
^
3
1
−
cos x
1
1 (2sen x + 1) 2
dx = ∫ 2 cos x (2sen x + 1) 2 dx = ⋅
+ k = 2sen x + 1 + k
1
2
2
2sen x + 1
f'
−1 / 2
f
2
1
∫
∫
sen 2 x
dx
(1 + cos 2 x ) 2
^
1
+k
2(1 + cos 2 x )
sen 2 x
1
1 (1 + cos 2 x) −1
dx = − ∫ − 2sen 2 x...
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