हिंदी

Integrate the function: cos3xelogsinx

Advertisements
Advertisements

प्रश्न

Integrate the function:

`cos^3 xe^(log sinx)`

योग
Advertisements

उत्तर

Let `I = cos^3 x  e^(log sinx)   dx`

`= int cos^3 x sin x` dx

Substituting cos x = t,

⇒ - sin x dx = dt

⇒ sin x dx = - dt

Hence, `I = - int t^3   dt`

`= - t^4/4 + C`

`= - 1/4 cos^4 x + C`

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 7: Integrals - Exercise 7.12 [पृष्ठ ३५२]

APPEARS IN

एनसीईआरटी Mathematics Part 1 and 2 [English] Class 12
अध्याय 7 Integrals
Exercise 7.12 | Q 15 | पृष्ठ ३५२

वीडियो ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्न

Write the antiderivative of `(3sqrtx+1/sqrtx).`


Find an anti derivative (or integral) of the following function by the method of inspection.

(axe + b)2


Find the following integrals:

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


Find the following integrals:

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


Find the following integrals:

`intsqrtx( 3x^2 + 2x + 3) dx`


Find the following integrals:

`int(2x^2 - 3sinx + 5sqrtx) dx`


Find the following integrals:

`intsec x (sec x + tan x) dx`


Find the following integrals:

`int (2 - 3 sinx)/(cos^2 x) dx.`


The anti derivative of `(sqrtx + 1/ sqrtx)` equals:


Integrate the function: 

`1/(x^(1/2) + x^(1/3))  ["Hint:" 1/(x^(1/2) + x^(1/3)) = 1/(x^(1/3)(1+x^(1/6))),  "put x" = t^6]`


Integrate the function:

`1/((x^2 + 1)(x^2 + 4))`


Integrate the function:

`e^(3log x) (x^4 + 1)^(-1)`


Integrate the function:

`tan^(-1) sqrt((1-x)/(1+x))`


Integrate the function:

`(sqrt(x^2 +1) [log(x^2 + 1) - 2log x])/x^4`


Evaluate `int(x^3+5x^2 + 4x + 1)/x^2  dx`


Evaluate `int tan^(-1) sqrtx dx`


Evaluate: `int  (1 - cos x)/(cos x(1 + cos x))  dx`


The anti derivative of `(sqrt(x) + 1/sqrt(x))` is equals:


If `d/(dx) f(x) = 4x^3 - 3/x^4`, such that `f(2) = 0`, then `f(x)` is


`int (dx)/sqrt(9x - 4x^2)` equal


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


If y = `x^((sinx)^(x^((sinx)^(x^(...∞)`, then `(dy)/(dx)` at x = `π/2` is equal to ______.


`int (dx)/sqrt(5x - 6 - x^2)` equals ______.


Anti-derivative of `(tanx - 1)/(tanx + 1)` with respect to x is ______.


In \[\int f(x)\,dx\], what is \(f(x)\) called?


What is “an integral of \(f\)” ?


What is integration?


What is \(C\) called in \[\int f(x)\,dx=F(x)+C\]?


Which statement about indefinite integrals is correct?


For \(n\ne -1\), which is the correct integral of \(x^n\)?


Evaluate \[\int e^x\,dx\]


Evaluate \[\int \frac{1}{x}\,dx\]


Evaluate \[\int a^x\,dx\]


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×