[r]
Trang 1 333 BÀI TOÁN TÍCH PHÂN LUYỆN THI ĐẠI HỌC
1/ Cho hàm số : f(x)= x.sinx+x2 Tìm nguyên hàm của hàm số g(x)= x.cosx
biết rằng nguyên hàm này triệt tiêu khi x=k
2/Định m để hàm số: F(x) = mx3+(3m+2)x2 -4x+3 là một nguyên hàm của hàm số:
f(x) = 3x2 +10x-4
3/Tìm họ nguyên hàm của hàm số: f(x)= cos3x.sin8x
TÍNH : www.giaoviengioi.com
4/I = 3 2
4
3tg x dx
5/I =
4
2 6
(2cotg x 5)dx
6/I = 2
0
1 cos x
dx
1 cos x
7/ I =
2
0
sin2 x.cos2xdx
8/I =
3
0
(2cos2 x-3sin2 x)dx
9 / I =
2
2
4
10 / I =
3
6
(tgx-cotgx)2 dx
11/ I = 4 4
0
cos x dx
12 / I = 2 3
0
sin x dx
13*/ I =
2
3
sin x sin x
cot gx dx sin x
14/I = 2 4
0
sin x dx
15/I =
3
4
2 2
2
cos 2 sin
1
16/I =
4
6
cotg2x dx
17/I = 2 sin x2
4
18/ I =
4
0 2 2 cos
x
e tgx
.
Trang 219/ I =
2
4
4 sin
1
4
0 6 cos 1
x dx
21/I = 2cos2x(si n4x cos4 x)dx
0
22/ I = 2 3
0
cos xdx
23/ I = 2 3
0
4sin x
dx
1 cosx
24/ I =
1
0
25/I =
1
0
26/I =
1
0
x
dx 2x 1
27/I =
1
x
0
1
dx
28/I =
2
x 1
1
dx
1 e
29/I =
2x
2
x
0
e
dx
30/I =
x 1
x
0
e
dx
31/I =
e
2 1
ln x
dx x(ln x 1)
32/I =
7
3
3
0
x 1
dx 3x 1
34/I =
1
3
1
dx
35/I =
4
2 2
1
dx
x 16 x
36*/I =
6
2
2 3
1
dx
1
38/I =
2
0
39/I =
2 4
4 3 3
dx x
40*/I =
2 2
2 2
dx
41/I =
ln 2 x 0
42/I =
1 0
3 2x
43/I =2 5
0
sin xdx
44*/I =3
0
1 dx cos x
45/I =
2x 1 x 0
e
dx
46/I =
ln 3
x 0
1 dx
47/I =
4 2
1
dx sin x cot gx
Trang 333/I =
2
0
(x 3) x 6x 8 dx
.
49/I =
e
1
sin(ln x)
dx x
50/I =
1
0
51/I =
1
2 3 0
(1 2x)(1 3x 3x ) dx
52/I =
2
3 1
1 dx
x 1 x
53/I =
3
6
tg x cot g x 2dx
54/I =
1
2 3 0
(1 x ) dx
55*/I =
1
2x
0
1 dx
56/I =
x
ln 3
0
e
dx (e 1)
57/I =
0
1
0
1 cos x sin x.cos xdx
59*/I =
2 3
2 5
1 dx
60/I =4
0
x dx
1 cos 2x
48/I =
e 1
ln x 2 ln x
dx x
.
64/I =2
0
sin x.sin 2x.sin 3xdx
0
cos 2x(sin x cos x)dx
0
67/I =
7 3
2
x
dx
1 x 2x
68*/I =2
0
4cos x 3sin x 1
dx 4sin x 3cos x 5
69/I =
9 3 1
x 1 xdx
70/I =
2 3 0
3x 2
0
x
2
72*/I =
2 0
x
dx
2 x 2 x
73/I =
3
0
x 1 x dx
74**/I =
1 2 0
ln(1 x)
dx
75/I =2
0
sin x
dx sin x cos x
Trang 461/I =
2x
ln 5
x
ln 2
e
dx
e 1
62/I =
2
e
1
.ln xdx x
63/I =
2 1
0
x
dx (x 1) x 1
79/I =
e
1
1 3ln x ln x
dx x
80/I =
3
2 2
81/I =
e
2 1
(ln x) dx
82/I =
2
e
e
ln x
dx x
83/I =
2
e
1
ln x
dx
ln x
84/I =
2
2 1
x ln(x 1)dx
85/I =
3
2
3
1
dx
86/I =
1
2 0
1
dx
4 x
87/I =
2
4
0
sin xdx
88/I =
3
2 6
ln(sin x)
dx cos x
89/I =
2
cos(ln x)dx
76/I =e
1
cos(ln x)dx
77*/I =
2
2 0
4 x dx
78/I =
2 1
x
dx
1 x 1
.
94/I =6
2 0
cos x
dx
6 5sin x sin x
95*/I =
2 e 2 e
ln x
ln x
96/I =
3 2 4
97/I =
2
1
98/I =
3 4
4
cos 2x 1dx
99/I =
0
cos x sin xdx
100/I =
2 0
1 sin xdx
101/I =
3 4
4
sin 2x dx
102/I =
0
1 sin xdx
103/I =
2 1
Trang 590*/I =
2
2 0
ln( 1 x x)dx
91*/I =
3
2 2
1 dx
92/I =
3
8
1
x 1
dx x
93/I =
3 3
2
1
x
dx
.
0
x.sin x cos xdx
110*/I =
2 x 1
2 0
x e
dx (x 2)
111/I = 2x 2
0
e sin xdx
112/I =
2
2
1
1
x
113/I =
e
2 1
e
ln x
dx (x 1)
114/I =
1
2
0
1 x
1 x
115/I =
2 t
1
ln x
x
116/I =3
0
sin x.ln(cos x)dx
0
x sin x
dx
1 cos x
105*/I =
1
1
1
dx
106*/I =
4 1
x 1
x dx
1 2
107/I =
2 4 0
x sin xdx
108/I =
2 4 0
x cos xdx
123/I =
1 2 0
3
dx
x 4x 5
124/I =
2 2 1
5
dx
x 6x 9
125/I =
1 2 5
126/I =
1 0
2x 9
dx
x 3
127/I =
4 2 1
1 dx
x (x 1)
128*/I =
0
2 2
sin 2x
dx (2 sin x)
129/I =
1
2 0
x 3
dx
130/I =
1 3 0
4x dx (x 1)
131/I =
1
0
1
dx
Trang 6117/I =e2 2
1
cos (ln x)dx
118/I =4
0
1
dx cos x
119*/I =4
3 0
1 dx cos x
1
3 x
0
x e dx
121/I =2 2
0
122/I =2
4 0
sin 2x
dx
1 cos x
0
sin x
dx (tg x 1) cos x
138/I =
3
3
1
dx sin x 9cos x
139/I = 2
2
cos x 1
dx cos x 2
140/I = 2
0
1 sin x
dx
1 3cos x
141/I =2
0
cos x
dx sin x cos x 1
142/I =
4
2
1
1 dx
x (x 1)
2 0
sin x
dx (sin x 3)
133/I =
3 3
6
4sin x
dx
1 cos x
134/I =
3
2 6
1
dx cos x.sin x
135/I =3
0
sin x.tgxdx
136/I = 3
4
1 dx sin 2x
.
152/I =
1
2
2x 0
dx
1 e
153/I =
4
2 7
1
dx
154/I = 2 x 2
0
e sin xdx
0
cos x
dx cos x sin x
156/I =
1 0
3
dx
157/I =
0
x sin xdx
Trang 7143/I =
1
3 3
1
dx
144/I =3 3
0
sin x
dx cos x
145/I =
1
0
146/I =
6
4
x 2 x 2
147/I =
0
2 1
1
dx
148/I =
3
2 1
1
dx 4x x
149/I =
2
2 1
150/I =
2
2 2
2x 5
dx
151/I =
1
x 0
1 dx
3 e
167/I = 2x 2
0
e sin x dx
168/I =
2 x 1
2 0
x e
dx (x 2)
169/I =
e
1
(1 x)ln x dx
170/I =
e
2 1
x ln x dx
171/I =
1
e
2
1
ln x dx
172/I =
e
1
x(2 ln x)dx
0
x cos xdx
159/I =
1 0
cos x dx
160/I =
1 0
sin x dx
161/I =
2 4 0
x sin x dx
162/I =
2 4 0
x cos x dx
0
x cos x sin x dx
164/I = 6 2
0
x cos x sin x dx
165/I =
4 x 1
166/I =4 3x
0
e sin 4x dx
182/I =2
4 0
sin 2x
dx
1 cos x
183/I =
2 2 1
5
dx
x 6x 9
184/I =
2 1 0
dx
x 3
185/I =
4 2 1
1 dx
x (x 1)
186/I =
1 2 0
ln(1 x)
dx
Trang 8173/I =
2
e
2 e
ln x
ln x
174/I =
2
2
1
(x x)ln x dx
175/I =
2
2
1
1
x
176/I =
2
5
1
ln xdx
x
177/I =
e
2 1
e
ln x
dx (x 1)
178/I =
1
2
0
1 x
1 x
179/I =
2
3
cos x.ln(1 cos x)dx
180/2 2
0
181/I= 2
4 0
sin 2x
dx
1 sin x
.
197/I =
2
2 1
x 1
x 2
198/I =4 2
0
x.tg x dx
199/I =
5
3
200/I =
4
1
2
dx
x 5 4
187/I
4 1
6 0
1 x
dx
1 x
188/I =
1
0
189/I =
x 1
0
e
dx
190/I=
e
1 e
ln x dx
191/I =2 sin x
0
192/I =2
0
sin 2x.cos x
dx
1 cos x
193/I =2
0
sin 2x sin x
dx
1 3cos x
0
1 2sin x
dx
1 sin 2x
195/I =
3 2 0
dx
196/I =3
2 4
tgx
dx cos x 1 cos x
212/I =
2 1
2 0
x dx
4 x
213/I =
1
2 0
x dx
4 x
214/I =
1 4 2 2 0
x dx
Trang 9201/I =
2
1
x
dx
x 2 2 x
202/I =
2
2 1
ln(1 x)
dx x
203/I =2
0
sin 2x
dx
1 cos x
0
dx
205/I =2
0
sin x.ln(1 cos x)dx
206/I = 3 22
1
dx x
207/I =4 3
2 0
sin x
dx cos x
208/I =2 2
0
cos x.cos 4x dx
209/I =
1
0
1 dx
210/I =
e
2 1
e
ln x
dx (x 1)
211/I =
1
0
1
dx
x 1 x
227/I =
2
6
1 sin 2x cos 2x
dx cos x sin x
228/I =
x 2 1
2x
(1 e )
dx
1 e
215/I =2
0
sin 3x
dx cos x 1
216/I =
2 2 2
2 0
x dx
1 x
217/I =
2 2
4 1
1 x
dx
1 x
218/I =
3 7
0
x dx
1 x
219/I =
x
ln 2
x 0
1 e
dx
1 e
220/I =
1 0
x 1 x dx
221/I =
1 2 0
0
(cos x sin x)dx
223/I =
2 3 0
dx
x 1
224/I =
1
2 2x 0
(1 x) e dx
225/I =2
2 0
cos x
dx cos x 1
226/I =
7 3 3 0
x 1
dx 3x 1
.
242/I =2
0
sin 2x sin xdx cos3x 1
Trang 10229/I =
3
0
x (1 x) dx
2 0
sin x.cos x
dx cos x 1
231/I =
1
2
2
0
4x 1
dx
0
x sin x.cos xdx
233/I =2
0
cos x
dx cos 2x 7
234/I =
4
2
1
x (x 1)
0
sin 2x(1 sin x) dx
236/I =
2
3
0
x 1
dx 3x 2
237/I =
4
2 7
1
dx
0
x sin x cos xdx
2
cos x cos x cos xdx
240*/I =
1
2 1
241/I =2
x 0
1 sin x
dx (1 cos x)e
243/I =4
0
sin 2x
dx sin x 2cos x
244/I =
2 3 2
2 0
x dx
1 x
245/I =
2 3 2
2 0
x dx
1 x
246/I =
2 1
2 2 2
1 x
dx x
247/I =
2 1
2 0
x dx
4 x
248/I =
2
2 2
3
1 dx
249/I =
1
0
x (1 x ) dx
250/I =2
0
sin x
dx
1 sin x
251/I =2
0
cos x
dx
7 cos 2x
252/I =
4
2 1
1 dx (1 x)x
253/I =
2 3 0
3x 2
254*/I =3
4
cos x sin x
dx
3 sin 2x
Trang 11
255/I = 2 3
2
cos x cos x cos xdx
256/I =3 4
4
tg xdx
0
1 sin x
e dx
1 cos x
258/I =
1
2 3 0
(1 x ) dx
259/I =4 2
0
x.tg xdx
260/I=
2
2 2 0
1 dx (4 x )
261/I =
2 1
3 0
3x
dx
262*/I =
5 2
5 1
1 x
dx x(1 x )
263/I =3
2 0
cos x
dx
1 sin x
264/I =3 2
6 0
sin x
dx cos x
0
sin x sin x
dx cos 2x
265/I =
2
3
1
dx sin x 1 cos x
267/I =2
2 0
sin x
dx cos x 3
268/I =
2
0
sin x
dx x
0
sin x cos x(1 cos x) dx
0
sin x cos x
dx sin x cos x 1
0
sin x cos x
dx sin x cos x 1
272/I =2
0
sin x cos x cos x
dx sin x 2
273/I =
1
1 x 3 a
e dx x
274/I =
1
2 0
dx
275/I =
3 1
0
x
dx (x 1)
276/I =
1 3 0
3 dx
x 1
277*/I =
4 1 6 0
dx
278/I =
1
3 0
x dx (2x 1)
279/I =
7 2
1
dx
2 x 1
Trang 12266/I = 3 6 2
1
1
dx
x (1 x )
.
281*/I =
2 1
2 0
dx
1 x
282/I =
4
2 1
(x 1) ln x dx
283/I =
3
2
0
x ln(x 1)dx
284/I =
3 2
2
1
3x
dx
x 2x 1
285/I =
1
0
4x 1
dx
286/I =
1
2
2 1
2
(3 2x) 5 12x 4x
287/I =
1
0
1
dx
x 1 x
288/I =2
0
cos x
dx
2 cos 2x
289/I =2
4
cos x sin x
dx
3 sin 2x
0
(cos x sin x)dx
0
cos x sin xdx
280/I =
3 2
2 1
2
1 dx
x 1 x
.
295/I =
2
2 2
3
1 dx
296/I =
3 7
0
x dx
1 x
297*/I =
2
3 1
1 dx
x 1 x
298/I =
3 1
2 0
x
dx
x 1 x
299/I =
1
2 1
1
dx
300/I =
3 4 6
1
dx sin x cos x
301/I =2
0
cos x
dx cos x 1
302/I =2
0
cos x
dx
2 cos x
303/I =2
0
sin x
dx sin x 2
304/I =2 3
0
cos x
dx cos x 1
Trang 13292/I =2 4 4
0
cos 2x(sin x cos x)dx
293/I =2
0
1 dx
2 sin x
294/I =2
0
1 dx
2 cos x
308*/I =
1
2x 1
1 dx
3 e
309*/I =
2 x
sin x
dx
310*/I =2
0
sin x
dx cos x sin x
0
sin x
dx cos x sin x
312*/I =2
2 0
tgx
dx
1 ln (cos x)
313*/I =2
0
sin x
dx
314*/I =
1
1
1
dx
315*/I =
1
3x 1 0
316*/I =
2 1
2 0
x
dx
cos x
dx
305/I = 2
0
1
dx 2cos x sin x 3
306/I =
2
2 3
cos x
dx (1 cos x)
307/I =4 3
0
tg x dx
321*/I =4 5
0
tg x dx
322/I =4 3
6
cotg x dx
323/I = 3 4
4
tg x dx
324*/I = 4
0
1 dx
2 tgx
325/I =2 5
0
sin x
dx cos x 1
326/I =
3
2 6
cos 2x
dx
1 cos 2x
0
t gx 1
tgx 1
328*/I =
1 3 1
x dx
Trang 14318*/Tìm x> 0 sao cho
2 t x
2 0
t e
dt 1
319*/I =3
2 4
tan x
dx cos x cos x 1
320*/I =
1
2 0
329*/I =
2 4 1
x x
dx x
330/I =
x
ln 3
0
e
dx (e 1) e 1
331/I =
1 4 e
2 1
e
1
dx
x cos (ln x 1)
333*/I =4
0
ln(1 tgx)dx
Trang 15
.