TÍCH PHÂN

TÍCH PHÂN

12th Grade

10 Qs

quiz-placeholder

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TÍCH PHÂN

TÍCH PHÂN

Assessment

Quiz

Mathematics

12th Grade

Hard

Created by

Như Quỳnh

Used 55+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Cho  02f(x)dx=3\int_0^2f\left(x\right)dx=3  . Khi đó  J=02[4f(x)3]dxJ=\int_0^2\left[4f\left(x\right)-3\right]dx  bằng

 22  

 66  

 44  

 88  

2.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Cho hàm số f(x)f\left(x\right)  liên tục trên đoạn  [0;10]\left[0;10\right]  và  010f(x)dx=7\int_0^{10}f\left(x\right)dx=7  và  24f(x)dx=3\int_2^4f\left(x\right)dx=3  . Tính  P=02f(x)dx+410f(x)dxP=\int_0^2f\left(x\right)dx+\int_4^{10}f\left(x\right)dx  .


 P=7P=7  

 P=4P=-4  

 P=4P=4  

 P=10P=10  

3.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Giả sử 09f(x)dx=37\int_0^9f\left(x\right)dx=37  và  09g(x)=16\int_0^9g\left(x\right)=16  . Khi đó ,  I=09[2f(x)+3g(x)]dxI=\int_0^9\left[2f\left(x\right)+3g\left(x\right)\right]dx  bằng:


 I=26I=26  

 I=88I=88  

 I=143I=143  

 I=122I=122  

4.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Cho hàm số f(x)f\left(x\right)  có  f(x)f'\left(x\right)  liên tục trên đoạn  [1;3]\left[-1;3\right]  ,  f(1)=3f\left(-1\right)=3  và  13f(x)dx=10\int_{-1}^3f'\left(x\right)dx=10  , giá trị của  f(3)f\left(3\right)  bằng


 13-13  

 7-7  

 1313  

 77  

5.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

(Đề thi THPT QG-2017- Mã đề 104 câu 25)
Cho  0π2f(x)dx=5\int_0^{\frac{\pi}{2}}f\left(x\right)dx=5  . Tính tích phân  0π2[f(x)+2sinx]dx\int_0^{\frac{\pi}{2}}\left[f\left(x\right)+2\sin x\right]dx  

 I=7I=7  

 I=5+π2I=5+\frac{\pi}{2}  

 I=8I=8  

 I=5+πI=5+\pi  

6.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

( Đề thi THPT QG- 2019- Mã đề 104)Cho hàm số y=f(x)y=f\left(x\right)  . Biết rằng  f(0)=4f\left(0\right)=4  và  f(x)=2sin2x+3f'\left(x\right)=2\sin^2x+3  với mọi  xRx\in R  . Khi đó  0π4f(x)dx\int_0^{\frac{\pi}{4}}f\left(x\right)dx  bằng


 π228\frac{\pi^2-2}{8}  

 π2+8π88\frac{\pi^2+8\pi-8}{8}  

 π2+8π28\frac{\pi^2+8\pi-2}{8}  

 3π2+2π38\frac{3\pi^2+2\pi-3}{8}  

7.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Giả sử hàm số f liên tục trên đoạn [0;2] thỏa mãn . Giá trị của tích phân 02f(x)dx=6\int_0^2f\left(x\right)dx=6  . Giá trị của tích phân  0π2f(2sinx)cosxdx\int_0^{\frac{\pi}{2}}f\left(2\sin x\right)\cos xdx  là 


 33  

 66  

 3-3  

 6-6  

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