हिंदी

Write a Value of ∫ Tan 3 X Sec 2 X D X - Mathematics

Advertisements
Advertisements

प्रश्न

Write a value of

\[\int \tan^3 x \sec^2 x \text{ dx }\].

 

योग
Advertisements

उत्तर

Let I=\[\int\]  tan3 x . sec2 x dx

Let tan x = t
⇒ sec2x dx = dt
\[\therefore\]\[\int\] t3 . dt
\[= \frac{t^4}{4} + C\]
\[ = \frac{\tan^4 x}{4} + C \left( \because t = \tan x \right)\]

 

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 19: Indefinite Integrals - Very Short Answers [पृष्ठ १९७]

APPEARS IN

आरडी शर्मा Mathematics [English] Class 12
अध्याय 19 Indefinite Integrals
Very Short Answers | Q 4 | पृष्ठ १९७

संबंधित प्रश्न

Evaluate : `int(x-3)sqrt(x^2+3x-18)  dx`


Integrate the functions:

`(x^3 - 1)^(1/3) x^5`


Integrate the functions:

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


Integrate the functions:

`sqrt(sin 2x) cos 2x`


Integrate the functions:

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


Integrate the functions:

`sqrt(tanx)/(sinxcos x)`


`int (dx)/(sin^2 x cos^2 x)` equals:


Solve:

dy/dx = cos(x + y)


\[\int\sqrt{2 x^2 + 3x + 4} \text{ dx}\]

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

 

 


Evaluate the following integrals : `int tanx/(sec x + tan x)dx`


Integrate the following functions w.r.t. x : sin4x.cos3x


Integrate the following function w.r.t. x:

`(10x^9 +10^x.log10)/(10^x + x^10)`


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


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


Integrate the following functions w.r.t. x : `3^(cos^2x) sin 2x`


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


Evaluate the following integrals : `int (3x + 4)/(x^2 + 6x + 5).dx`


Evaluate the following.

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


Evaluate the following.

`int 1/(7 + 6"x" - "x"^2)` dx


Choose the correct alternative from the following.

The value of `int "dx"/sqrt"1 - x"` is


Evaluate `int (5"x" + 1)^(4/9)` dx


Evaluate: `int (2"e"^"x" - 3)/(4"e"^"x" + 1)` dx


`int 1/sqrt((x - 3)(x + 2))` dx = ______.


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


`int logx/x  "d"x`


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


`int sec^6 x tan x   "d"x` = ______.


`int ("d"x)/(x(x^4 + 1))` = ______.


`int ("e"^x(x + 1))/(sin^2(x"e"^x)) "d"x` = ______.


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


If `int(cosx - sinx)/sqrt(8 - sin2x)dx = asin^-1((sinx + cosx)/b) + c`. where c is a constant of integration, then the ordered pair (a, b) is equal to ______.


`int sqrt(x^2 - a^2)/x dx` = ______.


`int cos^3x  dx` = ______.


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


Evaluated the following

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


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


Evaluate the following.

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


Evaluate the following.

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


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×