हिंदी

Integrate the functions: cosxx - Mathematics

Advertisements
Advertisements

प्रश्न

Integrate the functions:

`cos sqrt(x)/sqrtx`

योग
Advertisements

उत्तर

Let I = `int (cos sqrtx)/sqrtx` dx

Put `sqrt x = t` 

`1/(2 sqrt x)` dx = dt or  `1/sqrt x` dx = 2 dt

Hence, `I = 2 int cos t dt`

`= 2 sin t + C = 2 sin sqrt x + C`

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 7: Integrals - Exercise 7.2 [पृष्ठ ३०५]

APPEARS IN

एनसीईआरटी Mathematics Part 1 and 2 [English] Class 12
अध्याय 7 Integrals
Exercise 7.2 | Q 26 | पृष्ठ ३०५

संबंधित प्रश्न

Evaluate :

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


Find : `int((2x-5)e^(2x))/(2x-3)^3dx`


Evaluate :

`∫(x+2)/sqrt(x^2+5x+6)dx`


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


Integrate the functions:

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


Integrate the functions:

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


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

Write a value of

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

Evaluate:  \[\int\frac{x^3 - 1}{x^2} \text{ dx}\]


Evaluate the following integral: 

`int(4x + 3)/(2x + 1).dx`


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


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


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

`(2sinx cosx)/(3cos^2x + 4sin^2 x)`


Integrate the following functions w.r.t. x : tan5x


Evaluate the following:

`int (1)/(25 - 9x^2)*dx`


Evaluate the following:

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


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


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


Evaluate the following.

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


Evaluate the following.

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


`int ("x + 2")/(2"x"^2 + 6"x" + 5)"dx" = "p" int (4"x" + 6)/(2"x"^2 + 6"x" + 5) "dx" + 1/2 int "dx"/(2"x"^2 + 6"x" + 5)`, then p = ?


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


Evaluate `int (5"x" + 1)^(4/9)` dx


Evaluate `int "x - 1"/sqrt("x + 4")` dx


Evaluate: `int log ("x"^2 + "x")` dx


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


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


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


`int 1/(xsin^2(logx))  "d"x`


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


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


`int (cos x)/(1 - sin x) "dx" =` ______.


General solution of `(x + y)^2 ("d"y)/("d"x) = "a"^2, "a" ≠ 0` is ______. (c is arbitrary constant)


The general solution of the differential equation `(1 + y/x) + ("d"y)/(d"x)` = 0 is ______.


`int 1/(sinx.cos^2x)dx` = ______.


`int x^3 e^(x^2) dx`


Evaluate:

`int sqrt((a - x)/x) dx`


Evaluate:

`int(cos 2x)/sinx dx`


Evaluate the following:

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


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


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×