How to Download Doubtnut App in Pc
3:56
How to Download Doubtnut App in Pc
19.9K viewsJun 2, 2021
YouTubeSIMPLE TECHNOLOGIES
If f is a real valued function not identically zero, satisfying `f(x+ y)+ f (x-y) = 2f(x). f(y)...
2:25
If f is a real valued function not identically zero, satisfying `f(x+ y)…
1.3K viewsOct 12, 2018
YouTubeDoubtnut
If `u=x^2tan^(-1)(y/x)-y^2tan^(-1)(x/y)`,prove that `(del^2u)/(delxdely)=(x^2-y^2)/(x^2+y^2)`
7:03
If `u=x^2tan^(-1)(y/x)-y^2tan^(-1)(x/y)`,prove that `(del^2u)/(delxd…
14.3K viewsOct 11, 2018
YouTubeDoubtnut
If `y=(xsin^(-1)x)/(sqrt(1-x^2)),\\"p r o v et h a t\\"(1-x^2)(dy)/(dx)=x+y/xdot`
5:22
If `y=(xsin^(-1)x)/(sqrt(1-x^2)),\\"p r o v et h a t\\"(1-x^2)(dy)/(dx)=x+y/xdot`
10.1K viewsFeb 20, 2018
YouTubeDoubtnut
Let us consider a function `f(x) = sin[x]`, where `[x]` denotes the greatest integer function.
7:47
Let us consider a function `f(x) = sin[x]`, where `[x]` denotes the gre…
3.7K viewsOct 13, 2018
YouTubeDoubtnut
`intx/(1+cos2x)dx`
2:16
`intx/(1+cos2x)dx`
552 viewsOct 12, 2018
YouTubeDoubtnut
Consider three sets `A = {1, 2, 3}, B = {3, 4, 5, 6},C = {6, 7, 8, 9}. R_1` is defined from
3:36
Consider three sets `A = {1, 2, 3}, B = {3, 4, 5, 6},C = {6, 7, 8, 9}. R_1` is …
1.1K viewsOct 13, 2018
YouTubeDoubtnut
1:49
if `x=sqrt(3)+1/sqrt(3)` and `y=sqrt(3)-1/sqrt(3)` then` x^2-y^2…
521 viewsOct 12, 2018
YouTubeDoubtnut
1:31
Prove that (2^n + 2^(n-1))/(2^(n+1) - 2^n) = 3/2
18.6K viewsJun 6, 2017
YouTubeDoubtnut
8:03
The following data set has a mean 14.7 and a\\r\\nvariance of 10.01.\\n…
233 viewsJan 4, 2023
YouTubeDoubtnut
2:20
Prove the following identity: ltmath gt\n ltmrow gt\n ltmsup gt\n ltmro…
5 viewsJun 22, 2018
YouTubeDoubtnut
2:27
Write the equation of the parabola with focus (0,0) and directrix ltmat…
51 viewsJun 22, 2018
YouTubeDoubtnut
5:54
The number of onto function `f : A to B where {1, 2, 3, 4, 5, 6) and B = {1,…
12.3K viewsOct 13, 2018
YouTubeDoubtnut
4:48
ABC is a triangle. Circles with radii as shown are drawn inside the tria…
479 viewsOct 12, 2018
YouTubeDoubtnut
2:04
The real values of 'a' for which the quadratic equation `2x^2-(a^3+8a-…
1.7K viewsOct 12, 2018
YouTubeDoubtnut
5:34
Let minimum and maximum value of `y =2x^3 -15x^2 -36 x + 1 AA x in […
1.6K viewsOct 11, 2018
YouTubeDoubtnut
3:04
Four point masses, each of value m, are placed at the corners of a squ…
175 viewsJul 24, 2023
YouTubeDoubtnut
3:46
Break the number `155` into three parts so that the obtained number…
204 viewsOct 12, 2018
YouTubeDoubtnut
2:08
The line y = 3x - 2 bisects the join of (a, 3) and (2, -5), find the value of a.
108 viewsOct 11, 2018
YouTubeDoubtnut
4:54
One of the eigen vectors of the matrix `[(-5,2),(-9,6)]` is
819 viewsOct 12, 2018
YouTubeDoubtnut
2:28
Let f(x)={2/(1+x^2),xi sr a t ion a l b ,xi sr a t ion a l\\nhas exactly two p…
2 viewsJan 4, 2023
YouTubeDoubtnut
2:48
A pulley system has a velocity ratio 3. draw a diagram showing the poi…
3.8K viewsFeb 5, 2022
YouTubeDoubtnut
3:09
How to Install Doubtnut App on Low PC | Windows & Mac
4.5K viewsJun 2, 2021
YouTubeCADUIndia TECH
Download and run Free IIT JEE NEET Solutions NCERT CBSE Dou…
Oct 4, 2021
bluestacks.com
0:53
Doubtnut App - Get Solutions For All Your Physics,Chemistry, Maths an…
1.9M viewsMay 3, 2020
YouTubeDoubtnut
1:20
How to dowanload Doubtnut in Laptop/Pc
7.7K viewsJan 11, 2021
YouTubeMV Tactics
4:57
The speed of the effux from an open tank is identical to that of _____ | …
Nov 2, 2021
YouTubeDoubtnut
2:32
The maximum velocity a particle, executing simple harmonic motio…
1.8K viewsNov 7, 2021
YouTubeDoubtnut
2:13
Does the number of moles of reaction products increase, decre…
281 viewsNov 7, 2021
YouTubeDoubtnut
5:19
Parallelograms on the same base and between the same parallel ar…
667 viewsDec 20, 2019
YouTubeDoubtnut
See more videos
Static thumbnail place holder