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Recent questions tagged integration
1
votes
1
answer
31
ISI2019-MMA-28
Consider the functions $f,g:[0,1] \rightarrow [0,1]$ given by $f(x)=\frac{1}{2}x(x+1) \text{ and } g(x)=\frac{1}{2}x^2(x+1).$ Then the area enclosed between the graphs of $f^{-1}$ and $g^{-1}$ is $1/4$ $1/6$ $1/8$ $1/24$
Consider the functions $f,g:[0,1] \rightarrow [0,1]$ given by$$f(x)=\frac{1}{2}x(x+1) \text{ and } g(x)=\frac{1}{2}x^2(x+1).$$Then the area enclosed between the graphs of...
Sayan Bose
2.1k
views
Sayan Bose
asked
May 7, 2019
Calculus
isi2019-mma
calculus
engineering-mathematics
integration
+
–
0
votes
1
answer
32
ISI2019-MMA-25
Let $a,b,c$ be non-zero real numbers such that $\int_{0}^{1} (1 + \cos^8x)(ax^2 + bx +c)dx = \int_{0}^{2}(1+ \cos^8x)(ax^2 + bx + c) dx =0$ Then the quadratic equation $ax^2 + bx +c=0$ has no roots in $(0,2)$ one root in $(0,2)$ and one root outside this interval one repeated root in $(0,2)$ two distinct real roots in $(0,2)$
Let $a,b,c$ be non-zero real numbers such that $\int_{0}^{1} (1 + \cos^8x)(ax^2 + bx +c)dx = \int_{0}^{2}(1+ \cos^8x)(ax^2 + bx + c) dx =0$Then the quadratic equation $ax...
Sayan Bose
1.2k
views
Sayan Bose
asked
May 7, 2019
Calculus
isi2019-mma
engineering-mathematics
calculus
integration
+
–
0
votes
0
answers
33
How to solve such question.
$\frac{d}{dx}\int_{1}^{x^4} sect\space dt$
$$\frac{d}{dx}\int_{1}^{x^4} sect\space dt$$
`JEET
440
views
`JEET
asked
Jan 20, 2019
Calculus
calculus
integration
+
–
0
votes
0
answers
34
Ace Test Series: Calculus - Integration
Can anyone help me with solving this type of problem? I want some resource from where I can learn to solve this type on integration, as according to solution it is a function of α, so I did not understand the solution.
Can anyone help me with solving this type of problem? I want some resource from where I can learn to solve this type on integration, as according to solution it is a func...
jhaanuj2108
473
views
jhaanuj2108
asked
Jan 12, 2019
Calculus
ace-test-series
calculus
integration
+
–
0
votes
0
answers
35
#integration
I=$\int_{1}^{\infty }a^{-ceil (log _{b} x ) } dx$
I=$\int_{1}^{\infty }a^{-ceil (log _{b} x ) } dx$
amit166
324
views
amit166
asked
Jan 3, 2019
Calculus
integration
+
–
0
votes
0
answers
36
#integration
$I=\int sin(2x) cos(3x) dx$ 1.(5cosx-cos5x)/10 2.(5sinx-sin5x)/10 3.both 4.none
$I=\int sin(2x) cos(3x) dx$1.(5cosx-cos5x)/102.(5sinx-sin5x)/103.both4.none
amit166
480
views
amit166
asked
Jan 3, 2019
Calculus
integration
+
–
1
votes
0
answers
37
NIELIT 2018-16
The value of $\int_c \frac{2x^2-5}{(x+2)^2 (x^2+4)x^2}dx$, (where $c$ is the square with vertices $1+i, 2+i, 2+2i, i+2i$) is: $0$ $\pi i$ $2 \pi i$ $4 \pi i$
The value of $\int_c \frac{2x^2-5}{(x+2)^2 (x^2+4)x^2}dx$, (where $c$ is the square with vertices $1+i, 2+i, 2+2i, i+2i$) is:$0$$\pi i$$2 \pi i$$4 \pi i$
Arjun
650
views
Arjun
asked
Dec 7, 2018
Others
nielit-2018
non-gate
integration
+
–
1
votes
1
answer
38
NIELIT 2018-29
Using Green’s theorem in plane, evaluate $\int_c (2x-y) dx + (x+y)dy$, where $c$ is the circle $x^2+y^2=4$ in the plane: $2 \pi$ $4 \pi$ $-4 \pi$ $8 \pi$
Using Green’s theorem in plane, evaluate $\int_c (2x-y) dx + (x+y)dy$, where $c$ is the circle $x^2+y^2=4$ in the plane:$2 \pi$$4 \pi$$-4 \pi$$8 \pi$
Arjun
689
views
Arjun
asked
Dec 7, 2018
Others
nielit-2018
non-gate
integration
+
–
0
votes
0
answers
39
Gilbert Strang
$\int_{1}^{∞}\frac{dx}{x^6+1}$
$\int_{1}^{∞}\frac{dx}{x^6+1}$
aditi19
390
views
aditi19
asked
Nov 22, 2018
Calculus
gilbert-strang
calculus
engineering-mathematics
integration
+
–
2
votes
1
answer
40
Calculus-Integration
$\int x^7.e^{x^4}dx$ How to do this?
$\int x^7.e^{x^4}dx$How to do this?
Ayush Upadhyaya
466
views
Ayush Upadhyaya
asked
Nov 22, 2018
Calculus
calculus
integration
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–
0
votes
1
answer
41
Integration
$\int_{0}^{1}\frac{x^{\alpha }-1}{logx}dx$ where $\alpha>0$
$\int_{0}^{1}\frac{x^{\alpha }-1}{logx}dx$ where $\alpha>0$
srestha
644
views
srestha
asked
Nov 16, 2018
Calculus
integration
calculus
engineering-mathematics
+
–
0
votes
1
answer
42
Gilbert Strang
$\int_{}^{}\frac{x dx}{\sqrt{x^4-1}}$
$\int_{}^{}\frac{x dx}{\sqrt{x^4-1}}$
aditi19
349
views
aditi19
asked
Nov 14, 2018
Calculus
gilbert-strang
calculus
engineering-mathematics
integration
+
–
0
votes
1
answer
43
Gilbert Strang
Differentiate y=$x^{-1/lnx}$
Differentiatey=$x^{-1/lnx}$
aditi19
323
views
aditi19
asked
Oct 28, 2018
Calculus
gilbert-strang
calculus
integration
engineering-mathematics
+
–
0
votes
0
answers
44
Gilbert Strang
$\int_{0}^{1}(x^2+1)^4dx$
$\int_{0}^{1}(x^2+1)^4dx$
aditi19
334
views
aditi19
asked
Oct 25, 2018
Calculus
gilbert-strang
calculus
integration
+
–
0
votes
1
answer
45
Gilbert Strang
$\int \frac{x^3}{\sqrt{1+x^2}}.dx$
$\int \frac{x^3}{\sqrt{1+x^2}}.dx$
aditi19
483
views
aditi19
asked
Oct 24, 2018
Calculus
integration
calculus
engineering-mathematics
definite-integral
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–
1
votes
1
answer
46
Calculus-Definite Integral
What is the value of $\int_0^\pi log(1+cosx)dx$
What is the value of $\int_0^\pi log(1+cosx)dx$
Ayush Upadhyaya
768
views
Ayush Upadhyaya
asked
Oct 13, 2018
Calculus
calculus
integration
engineering-mathematics
+
–
0
votes
1
answer
47
Integration
Solve $\int_{0}^{\pi }sin^{5}\frac{x}{2}dx$
Solve$\int_{0}^{\pi }sin^{5}\frac{x}{2}dx$
srestha
422
views
srestha
asked
Oct 6, 2018
Calculus
integration
calculus
engineering-mathematics
+
–
0
votes
0
answers
48
ISI2016-MMA-23
Given that $\int_{-\infty}^{\infty} e^{-x^2/2} dx = \sqrt{2 \pi}$, what is the value of $\int_{- \infty}^{\infty} \mid x \mid ^{-1/2} e^{- \mid x \mid} dx$? $0$ $\sqrt{\pi}$ $2 \sqrt{\pi}$ $\infty$
Given that $\int_{-\infty}^{\infty} e^{-x^2/2} dx = \sqrt{2 \pi}$, what is the value of $\int_{- \infty}^{\infty} \mid x \mid ^{-1/2} e^{- \mid x \mid} dx$?$0$$\sqrt{\pi}...
go_editor
443
views
go_editor
asked
Sep 13, 2018
Calculus
isi2016-mmamma
calculus
integration
definite-integral
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–
0
votes
1
answer
49
Area between curves
The area between the parabola $x^2 = 8y$ and the straight line y= 8 is . I am getting $128√2$.
The area between the parabola $x^2 = 8y$ and the straight line y= 8 is .I am getting $128√2$.
Jason
1.1k
views
Jason
asked
Sep 3, 2018
Calculus
engineering-mathematics
integration
+
–
1
votes
1
answer
50
Definite Integral
$\displaystyle S = \int_{0}^{2\pi } \sqrt{4\cos^{2}t +\sin^{2}t} \, \, dt$ Please explain how to solve it.
$\displaystyle S = \int_{0}^{2\pi } \sqrt{4\cos^{2}t +\sin^{2}t} \, \, dt$Please explain how to solve it.
ankitgupta.1729
945
views
ankitgupta.1729
asked
Jun 11, 2018
Calculus
calculus
integration
engineering-mathematics
integrals
+
–
0
votes
0
answers
51
Integration
$f\left ( x \right )=$\int_{-2}^{2}x^{-\frac{2}{7}}dx$ Is this function f(x) is continuous, bounded and differentiable? (In exam hall is it possible to draw the graph for this function f(x), or some other procedure to follow to ans this)
$f\left ( x \right )=$$\int_{-2}^{2}x^{-\frac{2}{7}}dx$Is this function f(x) is continuous, bounded and differentiable?(In exam hall is it possible to draw the graph for ...
srestha
1.8k
views
srestha
asked
May 18, 2018
Calculus
integration
+
–
0
votes
0
answers
52
Integration
Evaluate $\Large\int_3^7 \sqrt[4]{(x-3)(7-x)} dx$
Evaluate $\Large\int_3^7 \sqrt[4]{(x-3)(7-x)} dx$
kd.....
245
views
kd.....
asked
Apr 28, 2018
Calculus
integration
+
–
0
votes
0
answers
53
Multiple integration
Evaluate $\Large\int_1^4\Large\int_\sqrt{y}^2(x^{2}+y^{2})dA $ by changing the order of integration
Evaluate $\Large\int_1^4\Large\int_\sqrt{y}^2(x^{2}+y^{2})dA $ by changing the order of integration
kd.....
298
views
kd.....
asked
Apr 28, 2018
Calculus
integration
+
–
0
votes
3
answers
54
Integration
$\int \left ( \sin\theta \right )^{\frac{1}{2}}d\theta$
$\int \left ( \sin\theta \right )^{\frac{1}{2}}d\theta$
srestha
614
views
srestha
asked
Apr 24, 2018
Calculus
calculus
integration
+
–
0
votes
0
answers
55
ISI2017-MMA-25
For $a,b \in \mathbb{R}$ and $b > a$ , the maximum possible value of the integral $\int_{a}^{b}(7x-x^{2}-10)dx$ is $\frac{7}{2}\\$ $\frac{9}{2}\\$ $\frac{11}{2}\\$ none of these
For $a,b \in \mathbb{R}$ and $b a$ , the maximum possible value of the integral $\int_{a}^{b}(7x-x^{2}-10)dx$ is$\frac{7}{2}\\$$\frac{9}{2}\\$$\frac{11}{2}\\$none of the...
Tesla!
1.2k
views
Tesla!
asked
Apr 24, 2018
Calculus
isi2017-mma
engineering-mathematics
calculus
integration
+
–
0
votes
0
answers
56
Calculus Integration
$I=\int_{3}^{7}((x-3)(7-x))^{\frac{1}{4}}dx$
$I=\int_{3}^{7}((x-3)(7-x))^{\frac{1}{4}}dx$
kd.....
314
views
kd.....
asked
Apr 24, 2018
Calculus
engineering-mathematics
calculus
integration
+
–
0
votes
1
answer
57
ISI-2014-07
The value of the integral ${\LARGE \int} _{0}^{\pi}\dfrac{x}{1+sin^2x}dx$ is $2\sqrt2\pi^2$ $\dfrac{\pi^2}{2\sqrt2}$ $\dfrac{\pi^2}{\sqrt2}$ $\sqrt2\pi^2$
The value of the integral ${\LARGE \int} _{0}^{\pi}\dfrac{x}{1+sin^2x}dx$ is$2\sqrt2\pi^2$$\dfrac{\pi^2}{2\sqrt2}$$\dfrac{\pi^2}{\sqrt2}$$\sqrt2\pi^2$
jjayantamahata
515
views
jjayantamahata
asked
Mar 17, 2018
Mathematical Logic
integration
+
–
0
votes
2
answers
58
ISI-2014-5
The value of $\displaystyle{\lim_{x\to 0}}$ $\sin x \sin(\dfrac{1}{x})$ $\text{is 0}$ $\text{is 1}$ $\text{is 2}$ $\text{does not exist}$
The value of $\displaystyle{\lim_{x\to 0}}$ $\sin x \sin(\dfrac{1}{x})$$\text{is 0}$$\text{is 1}$$\text{is 2}$$\text{does not exist}$
jjayantamahata
672
views
jjayantamahata
asked
Mar 17, 2018
Mathematical Logic
integration
+
–
3
votes
1
answer
59
Mathematics GATE 2018 EE: 18
Let $f$ be a real-valued function of a real variable defined as $f(x) = x - [ x ]$ , where $ [ x ]$ denotes the largest integer less than or equal to $x$. The value of ${\LARGE \int}_{0.25}^{1.25} \! f(x) \, \mathrm{d}x$ is _________ (upto $2$ decimal places).
Let $f$ be a real-valued function of a real variable defined as $f(x) = x - [ x ]$ , where $ [ x ]$ denotes the largest integer less than or equal to $x$. The value o...
Lakshman Bhaiya
2.8k
views
Lakshman Bhaiya
asked
Feb 21, 2018
Calculus
gate2018-ee
engineering-mathematics
calculus
integration
normal
+
–
28
votes
4
answers
60
GATE CSE 2018 | Question: 16
The value of $\int^{\pi/4} _0 x \cos(x^2) dx$ correct to three decimal places (assuming that $\pi = 3.14$) is ____
The value of $\int^{\pi/4} _0 x \cos(x^2) dx$ correct to three decimal places (assuming that $\pi = 3.14$) is ____
gatecse
16.2k
views
gatecse
asked
Feb 14, 2018
Calculus
gatecse-2018
calculus
integration
normal
numerical-answers
1-mark
+
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