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

Integrate the following functions w.r.t. x : ∫1cosx-3sinx.dx

Advertisements
Advertisements

प्रश्न

Integrate the following functions w.r.t. x : `int (1)/(cosx - sqrt(3)sinx).dx`

बेरीज
Advertisements

उत्तर

Let I = `int (1)/(cosx - sqrt(3)sinx).dx`

I = `int ((1)/(2))/(1/2.cosx - sqrt(3)/2sinx).dx`

= `(1)/(2) int (1)/( cos  pi/(3). cosx  - sin  pi/(3).sin x)dx`

= `(1)/(2) int (1)/cos (pi/3 + x).dx`

= `(1)/(2) int sec(x + pi/3).dx`

= `(1)/(2)log|sec(x + pi/3) + tan(x + pi/3)| + c`.

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 3: Indefinite Integration - Exercise 3.2 (B) [पृष्ठ १२३]

APPEARS IN

बालभारती Mathematics and Statistics 2 (Arts and Science) [English] Standard 12 Maharashtra State Board
पाठ 3 Indefinite Integration
Exercise 3.2 (B) | Q 2.9 | पृष्ठ १२३

व्हिडिओ ट्यूटोरियलVIEW ALL [2]

संबंधित प्रश्‍न

Show that:  `int1/(x^2sqrt(a^2+x^2))dx=-1/a^2(sqrt(a^2+x^2)/x)+c`


Evaluate :`intxlogxdx`


Evaluate :

`∫(x+2)/sqrt(x^2+5x+6)dx`


Integrate the functions:

`sqrt(ax + b)`


Integrate the functions:

`x/(sqrt(x+ 4))`, x > 0 


Integrate the functions:

`(sin x)/(1+ cos x)^2`


`(10x^9 + 10^x log_e 10)/(x^10 + 10^x)  dx` equals:


Write a value of

\[\int e^x \left( \sin x + \cos x \right) \text{ dx}\]

 


Write a value of

\[\int\frac{a^x}{3 + a^x} \text{ dx}\]

Write a value of

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

The value of \[\int\frac{1}{x + x \log x} dx\] is


Integrate the following w.r.t. x : x3 + x2 – x + 1


Integrate the following functions w.r.t. x : `e^(3x)/(e^(3x) + 1)`


Integrate the following functions w.r.t. x : e3logx(x4 + 1)–1 


Integrate the following functions w.r.t. x : `x^2/sqrt(9 - x^6)`


Evaluate the following : `int (1)/(cos2x + 3sin^2x).dx`


Evaluate the following integrals : `int sqrt((x - 7)/(x - 9)).dx`


Integrate the following with respect to the respective variable:

`x^7/(x + 1)`


Evaluate `int (-2)/(sqrt("5x" - 4) - sqrt("5x" - 2))`dx


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


Evaluate the following.

`int 1/(sqrt(3"x"^2 - 5))` dx


`int (x^2 + x - 6)/((x - 2)(x - 1))dx = x` + ______ + c


Evaluate `int 1/((2"x" + 3))` dx


Evaluate: `int sqrt(x^2 - 8x + 7)` dx


`int  ("e"^x(x - 1))/(x^2)  "d"x` = ______ 


`int "e"^x[((x + 3))/((x + 4)^2)] "d"x`


`int sqrt(x)  sec(x)^(3/2) tan(x)^(3/2)"d"x`


`int(1 - x)^(-2) dx` = ______.


State whether the following statement is True or False:

`int"e"^(4x - 7)  "d"x = ("e"^(4x - 7))/(-7) + "c"`


Evaluate `int(3x^2 - 5)^2  "d"x`


`int dx/(1 + e^-x)` = ______


`int ("d"x)/(sinx cosx + 2cos^2x)` = ______.


`int (sin  (5x)/2)/(sin  x/2)dx` is equal to ______. (where C is a constant of integration).


`int cos^3x  dx` = ______.


Evaluated 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 1/(x^2+4x-5)  dx`


Evaluate `int1/(x(x - 1))dx`


Evaluate:

`int sin^3x cos^3x  dx`


Evaluate the following:

`int (1) / (x^2 + 4x - 5) dx`


Evaluate the following.

`int1/(x^2+4x-5)dx`


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


Evaluate `int1/(x(x - 1))dx`


Evaluate the following.

`int1/(x^2 + 4x - 5)dx`


Which expression results after simplifying \[\int\frac{\sin(t-a)}{\sin t}\,dt\]?


What is \[\int\frac{\sin x}{\sin(x+a)}\,dx\]?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×