English

∫cot2x dx

Advertisements
Advertisements

Question

`int cot^2x  "d"x`

Sum
Advertisements

Solution

`int cot^2x  "d"x = int("cosec"^2x - 1)  "d"x`

= −cot x − x + c

shaalaa.com
  Is there an error in this question or solution?
Chapter 2.3: Indefinite Integration - Very Short Answers

APPEARS IN

RELATED QUESTIONS

Integrate the functions:

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


Integrate the functions:

`(e^(2x) - 1)/(e^(2x) + 1)`


Integrate the functions:

`(sin^(-1) x)/(sqrt(1-x^2))`


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


\[\int\sqrt{x^2 + x + 1} \text{ dx}\]

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


Write a value of

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

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


Integrate the following w.r.t. x:

`3 sec^2x - 4/x + 1/(xsqrt(x)) - 7`


Evaluate the following integrals:

`int x/(x + 2).dx`


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

x9.sec2(x10)


Integrate the following functions w.r.t. x : `(x^n - 1)/sqrt(1 + 4x^n)`


Integrate the following functions w.r.t. x : `(cos3x - cos4x)/(sin3x + sin4x)`


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


Integrate the following functions w.r.t. x : `(4e^x - 25)/(2e^x - 5)`


Integrate the following functions w.r.t. x : `(20 + 12e^x)/(3e^x + 4)`


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


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


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


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


Integrate the following w.r.t.x: `(3x + 1)/sqrt(-2x^2 + x + 3)`


Evaluate the following.

`int "x" sqrt(1 + "x"^2)` dx


Evaluate the following.

∫ (x + 1)(x + 2)7 (x + 3)dx


Evaluate the following.

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


Evaluate the following.

`int 1/(4x^2 - 20x + 17)` dx


Evaluate the following.

`int 1/(sqrt(3"x"^2 + 8))` dx


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: If f '(x) = `sqrt"x"` and f(1) = 2, then find the value of f(x).


Evaluate: `int sqrt(x^2 - 8x + 7)` dx


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


`int sqrt(("e"^(3x) - "e"^(2x))/("e"^x + 1))  "d"x`


State whether the following statement is True or False:

If `int x  "f"(x) "d"x = ("f"(x))/2`, then f(x) = `"e"^(x^2)`


`int1/(4 + 3cos^2x)dx` = ______ 


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


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


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


Find : `int sqrt(x/(1 - x^3))dx; x ∈ (0, 1)`.


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


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


Evaluate.

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


The value of `int ("d"x)/(sqrt(1 - x))` is ______.


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


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


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


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×