Doubtnut
19,218 old videos with fewer than 5,000 views from this channel.
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2:57
IIT JEE APPLICATION OF DERIVATIVES If in a triangle `A B C ,`
the side `c`
and the angle `C`
rem...
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2:56
IIT JEE BINOMIAL THEOREM If the middle term in the expansion of `(x^2+1//x)^n`
is `924 x^6,`
then...
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2:18
IIT JEE BINOMIAL THEOREM Prove that `sum_(alpha+beta+gamma = 10) (10 !)/(alpha!beta!gamma!)=3^(10...
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3:46
IIT JEE BINOMIAL THEOREM Find the coefficient of `a^3b^4c^5`
in the expansion of `(b c+c a+a b)^6...
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6:02
IIT JEE LIMITS AND DERIVATIVES If `m , n in I_0a n d("lim")_(xrarr0)(tan2x-nsinx)/(x^3)=`
some i...
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7:28
IIT JEE CONTINUITY AND DIFFERENTIABILITY A function `f(x)`
satisfies the following property: `f(x...
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6:05
IIT JEE APPLICATION OF DERIVATIVES Discuss the applicability of Rolles theorem for the following...
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6:18
IIT JEE PERMUTATIONS AND COMBINATIONS In how many ways can 3 ladies and 3 gentlemen be
seated a...
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1:49
IIT JEE PERMUTATIONS AND COMBINATIONS Find the number of all three elements subsets of the set`{a...
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4:25
IIT JEE PERMUTATIONS AND COMBINATIONS A bag contains 50 tickets numbered 1, ,2 3,
...50. Find t...
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2:45
IIT JEE PERMUTATIONS AND COMBINATIONS Find the number of ways in which 6 men and 5 women can dine...
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4:12
IIT JEE BINOMIAL THEOREM The coefficient `x^5`
in the expansion of `(1+x)^(21)+(1+x)^(22)++(1+x)...
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2:55
IIT JEE APPLICATION OF DERIVATIVES If the equation `a x^2+b x+c=0`
has two positive and real roo...
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5:42
The diagonals of a parallelogram `A B C D`
intersect at a point `Odot`
Through `O`
, a time is ...
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2:15
IIT JEE APPLICATION OF DERIVATIVES Consider the function `f(x)=8x^2-7x+5`
on the interval `[-6,6...
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4:16
IIT JEE APPLICATION OF DERIVATIVES Let `f(x)a n dg(x)`
be differentiable functions such that `f^...
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2:52
IIT JEE APPLICATION OF DERIVATIVES Let `f(x)a n dg(x)`
be two differentiable functions in `Ra n ...
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6:14
IIT JEE APPLICATION OF DERIVATIVES Let `f`
be continuous on `[a , b],a gt 0,a n d`
differentiabl...
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2:13
IIT JEE APPLICATION OF DERIVATIVES Find `c`
of Lagranges mean value theorem for the function `f(...
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5:43
IIT JEE APPLICATION OF DERIVATIVES Using mean value theorem, show that
`(beta-alpha)/(1+beta^2...
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5:13
IIT JEE COMPLEX NUMBERS AND QUADRATIC EQUATIONS If `a ,b ,c ,d`
are four consecutive terms of an ...
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4:53
If the roots of the quadratic equation `4p-p^2-5x^2-(2p-1)x+3p=0`
lie on either side of unit, t...
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2:56
IIT JEE COMPLEX NUMBERS AND QUADRATIC EQUATIONS Consider the equation `x^2+2x-n=0w h e r en in Na...
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3:03
IIT JEE TRIGONOMETRIC FUNCTIONS The minimum value of
`sqrt((3sin x-4cosx-10)(3sinx+4cosx-10))`
...