Doubtnut
581 old videos with fewer than 5,000 views from this channel.
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5:36
IIT JEE LIMITS AND DERIVATIVES If `0ltx lt 1,` then="" prove="" that="" `(1-2x)="" (1-x="x^2)+(2x...
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3:23
IIT JEE LIMITS AND DERIVATIVES If `lim_(x- gt 0)(x^n*sin^nx)/(x^n-sin^n x)`
is non-zero finite, ...
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1:33
in a sphere the rate of change of surface area is
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3:00
IIT JEE CONIC SECTIONS The equation of the parabola whose vertex and focus lie on the axis of `x`...
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1:09
The curved surface area of a right circular cylinder of height `14\\ c m` is `88\\ c m^2` . Find...
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4:05
JEE MAINS 2018 Let
A(h, k), B(1, 1) and C(2, 1) be the vertices of a right angled triangle wi...
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6:20
JEE MAINS 2018 Consider the following relations:
R = {(x, y) | x, y are real numbers and x = wy ...
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1:53
A box contains `15`
green and `10`
yellow balls. If `10`
balls are randomly drawn, one-by-one, ...
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4:56
INTRODUCTION TO GRAPHS NCERT CLASS 8 CHAPTER 15 Example QUESTION - 7 - MATHS CBSE, RBSE, UP BOAR...
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4:07
Find the mode and median of the data: 13, 16, 12, 14, 19, 12, 14, 13, 14.
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3:32
EXPONENTS AND POWERS NCERT CLASS 7 CHAPTER 13 Example QUESTION - 1 - MATHS CBSE, RBSE, UP BOARD,...
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3:43
Following pictograph shows the number of tractors in five villages. Observe the pictograph and a...
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0:38
SYMMETRY NCERT CLASS 6 CHAPTER 13 EXERCISE 13.2 QUESTION - 8 - MATHS CBSE, RBSE, UP BOARD, MP BOARD
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5:12
CBSE Class 12 Boards Maths Let ` vec a= hat i+4 hat j+2 hat k ,\ \ vec b=3 hat i-\ 2 hat j+7 hat...
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4:47
CBSE Class 12 Boards Maths Show that the function `f`
in `A=|R-{2/3}\ `
defined as `f(x)=(4x+3)/...
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1:59
CBSE Class 12 Boards Maths If `xN`
and `|x+3-2-3x2x|=8,`
then find the value of `xdot`
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3:21
CBSE Class 12 Boards Maths Find the position vector of a point which divides the join of points ...
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CBSE Class 12 Boards Maths Prove that `|y z-x^2z x-y^2x y-z^2z x-y^2x y-z^2y z-x^2x y-z^2y z-x^2...
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Show that the relation R in the set `{1, 2, 3}` given by `R = {(1, 2), (2, 1)}` is symmetric but...
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11:05
Show that none of the operations given below has identity. (i) `a ** b = a-b ` (ii) `a ** b = a^...
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5:51
Let R be a relation on the set A of ordered pairs of positive integers defined by `(x , y) R (u ...
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3:55
Find the value of: `tan(1/2 [sin^(-1)(2x)/(1+x^2)+cos^(-1)(1-y^2)/(1+y^2)]),|x|<,1, y >,0` a...
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2:10
Find the value of the following: `tan^(-1)(tan(7pi)/6)`...
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0:36
Which of the following is correct (A) Determinant is a square matrix. (B) Determinant is a numbe...