English

Write a Value of ∫ Tan 6 X Sec 2 X D X

Advertisements
Advertisements

Question

Write a value of

\[\int \tan^6 x \sec^2 x \text{ dx }\] .
Sum
Advertisements

Solution

Let I= \[\int\] tan6 x . sec2 x dx

Let tan x = t
sec2 x dx = dt
\[\therefore I =\]\[\int\] t6 . dt

\[= \frac{t^7}{7} + C\]
\[ = \frac{\tan^7 x}{7} + C \left( \because t = \tan x \right)\]

shaalaa.com
  Is there an error in this question or solution?
Chapter 18: Indefinite Integrals - Very Short Answers [Page 197]

APPEARS IN

R.D. Sharma Mathematics Volume 1 and 2 [English] Class 12
Chapter 18 Indefinite Integrals
Very Short Answers | Q 6 | Page 197

RELATED QUESTIONS

Evaluate : `int_0^pi(x)/(a^2cos^2x+b^2sin^2x)dx`


Find the particular solution of the differential equation x2dy = (2xy + y2) dx, given that y = 1 when x = 1.


Evaluate: `int sqrt(tanx)/(sinxcosx) dx`


Integrate the functions:

`1/(x-sqrtx)`


Integrate the functions:

`x^2/(2+ 3x^3)^3`


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


\[\int\sqrt{9 - x^2}\text{ dx}\]

Write a value of\[\int\sqrt{x^2 - 9} \text{ dx}\]


Evaluate the following integrals:

`int (cos2x)/sin^2x dx` 


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


Integrate the following functions w.r.t. x : `(sin6x)/(sin 10x sin 4x)`


Evaluate the following : `int (1)/(7 + 2x^2).dx`


Evaluate the following integrals:

`int (7x + 3)/sqrt(3 + 2x - x^2).dx`


Choose the correct options from the given alternatives :

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


Choose the correct options from the given alternatives : 

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


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


Evaluate the following.

`int ("e"^"x" + "e"^(- "x"))^2 ("e"^"x" - "e"^(-"x"))`dx


Evaluate the following.

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


Fill in the Blank.

`int (5("x"^6 + 1))/("x"^2 + 1)` dx = x4 + ______ x3 + 5x + c


State whether the following statement is True or False.

If `int x  "e"^(2x)` dx is equal to `"e"^(2x)` f(x) + c, where c is constant of integration, then f(x) is `(2x - 1)/2`.


State whether the following statement is True or False.

If ∫ x f(x) dx = `("f"("x"))/2`, then find f(x) = `"e"^("x"^2)`


Evaluate `int (5"x" + 1)^(4/9)` dx


Evaluate: `int sqrt(x^2 - 8x + 7)` dx


`int ("e"^(3x))/("e"^(3x) + 1)  "d"x`


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


To find the value of `int ((1 + logx))/x` dx the proper substitution is ______


If f(x) = 3x + 6, g(x) = 4x + k and fog (x) = gof (x) then k = ______.


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


`int(5x + 2)/(3x - 4) dx` = ______


`int sec^6 x tan x   "d"x` = ______.


The value of `sqrt(2) int (sinx  dx)/(sin(x - π/4))` is ______.


`int cos^3x  dx` = ______.


`int (logx)^2/x dx` = ______.


Evaluated the following

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


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


Evaluate the following.

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


Evaluate `int(5x^2-6x+3)/(2x-3)dx`


Evaluate the following.

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


Which substitution is appropriate for \[\sqrt{\frac{x}{a-x}}\], \[\sqrt{\frac{a-x}{x}}\], \[\sqrt{x(a-x)}\], or \[\frac{1}{\sqrt{x(a-x)}}\]?


After choosing \[u=g(x)\], what is the next step?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×