मराठी
महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

∫(2+cotx-cosec2x)ex dx

Advertisements
Advertisements

प्रश्न

`int (2 + cot x - "cosec"^2x) "e"^x  "d"x`

बेरीज
Advertisements

उत्तर

`int (2 + cot x - "cosec"^2x) "e"^x  "d"x`

= `int "e"^x [(2 + cot x) - "cosec"^2x] "d"x`

= `"e"^x (2 + cot x) + "c"`      .......`[∵ int"e"^x ["f"(x) + "f'"(x)]  "d"x = "e"^x*"f"(x) + "c"]`

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 2.3: Indefinite Integration - Very Short Answers

व्हिडिओ ट्यूटोरियलVIEW ALL [2]

संबंधित प्रश्‍न

Evaluate : `int (sinx)/sqrt(36-cos^2x)dx`


Evaluate :`intxlogxdx`


Evaluate :

`int(sqrt(cotx)+sqrt(tanx))dx`


Find : `int((2x-5)e^(2x))/(2x-3)^3dx`


Integrate the functions:

sin (ax + b) cos (ax + b)


Integrate the functions:

`(e^(2x) -  e^(-2x))/(e^(2x) + e^(-2x))`


Integrate the functions:

cot x log sin x


Integrate the functions:

`(x^3 sin(tan^(-1) x^4))/(1 + x^8)`


Evaluate: `int 1/(x(x-1)) dx`


\[\int\sqrt{x - x^2} dx\]

Write a value of

\[\int\frac{1 + \cot x}{x + \log \sin x} \text{ dx }\]

Write a value of

\[\int x^2 \sin x^3 \text{ dx }\]

Write a value of

\[\int\frac{\cos x}{3 + 2 \sin x}\text{  dx}\]

Write a value of\[\int\frac{1}{1 + e^x} \text{ dx }\]


Write a value of\[\int\frac{\left( \tan^{- 1} x \right)^3}{1 + x^2} dx\]


Write a value of\[\int\frac{\sec^2 x}{\left( 5 + \tan x \right)^4} dx\]


Write a value of\[\int \log_e x\ dx\].

 


Write a value of

\[\int e^{2 x^2 + \ln x} \text{ dx}\]

Write a value of

\[\int\frac{1 + \log x}{3 + x \log x} \text{ dx }\] .

\[If \int e^x \left( \tan x + 1 \right)\text{ sec  x  dx } = e^x f\left( x \right) + C, \text{ then  write  the value  of  f}\left( x \right) .\]

 

 


The value of \[\int\frac{\cos \sqrt{x}}{\sqrt{x}} dx\] is


 Show that : `int _0^(pi/4) "log" (1+"tan""x")"dx" = pi /8 "log"2`


Find : ` int  (sin 2x ) /((sin^2 x + 1) ( sin^2 x + 3 ) ) dx`


Evaluate the following integrals:

`int (cos2x)/sin^2x dx` 


Evaluate the following integrals: `int(x - 2)/sqrt(x + 5).dx`


Integrate the following functions w.r.t. x : `(e^(2x) + 1)/(e^(2x) - 1)`


Integrate the following functions w.r.t. x : cos7x


Integrate the following functions w.r.t. x : `int (1)/(3 - 2cos 2x).dx`


Integrate the following functions w.r.t. x : `int (1)/(2sin 2x - 3)dx`


Choose the correct option from the given alternatives : 

`int (1 + x + sqrt(x + x^2))/(sqrt(x) + sqrt(1 + x))*dx` =


Choose the correct options from the given alternatives :

`int f x^x (1 + log x)*dx`


Choose the correct options from the given alternatives :

`2 int (cos^2x - sin^2x)/(cos^2x + sin^2x)*dx` =


Evaluate `int (1 + x + x^2/(2!))`dx


Evaluate the following.

`int (20 - 12"e"^"x")/(3"e"^"x" - 4)`dx


Evaluate the following.

`int (3"e"^"x" + 4)/(2"e"^"x" - 8)`dx


Evaluate the following.

`int x/(4x^4 - 20x^2 - 3) dx`


Evaluate the following.

`int "x"^3/(16"x"^8 - 25)` dx


Choose the correct alternative from the following.

`int "dx"/(("x" - "x"^2))`= 


Evaluate: `int sqrt(x^2 - 8x + 7)` dx


`int 1/(cos x - sin x)` dx = _______________


`int sqrt(x^2 + 2x + 5)` dx = ______________


`int ("e"^(3x))/("e"^(3x) + 1)  "d"x`


`int 1/(xsin^2(logx))  "d"x`


If `tan^-1x = 2tan^-1((1 - x)/(1 + x))`, then the value of x is ______ 


`int(sin2x)/(5sin^2x+3cos^2x)  dx=` ______.


`int cos^3x  dx` = ______.


Evaluate the following.

`int x^3/sqrt(1+x^4) dx`


If f '(x) = 4x3 - 3x2 + 2x + k, f(0) = 1 and f(1) = 4, find f(x).


Evaluate the following:

`int x^3/(sqrt(1 + x^4)) dx`


Evaluate:

`intsqrt(sec  x/2 - 1)dx`


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×