The value of \( \cot \left\{\sum_{n=1}^{23} \cot ^{-1}\left(1+\sum_...

Channel:
PW Solutions
Subscribers:
445,000
Published on ● Video Link: https://www.youtube.com/watch?v=4oHjybqgr-A


Duration: 4:40
10 views
0

The value of \( \cot \left\{\sum_{n=1}^{23} \cot ^{-1}\left(1+\sum_{k=1}^{n} 2 k\right)\right\} \) is
P
(a) \( \frac{23}{25} \)
(b) \( \frac{25}{23} \)
(c) \( \frac{23}{24} \)
(d) \( \frac{24}{23} \)
VV
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live



Other Videos By PW Solutions


2023-02-13There are 3 cars of different make available to transport 3 girls and 5 boys on a field trip. Ea...
2023-02-13An original solution of an inorganic salt in dilute \( \mathrm{HCl}...
2023-02-13Evaluate \( \int_{0}^{1}(t x+1-x)^{n} d x \) where \( n \) is a positive integer and \( t \) is ...
2023-02-13Ten students of class \( X \) took part in Value Based Quiz. If the number of boys is 4 less tha...
2023-02-13Naked cytoplasm, multinucleated and saprophytic are the characteris...
2023-02-13Shashi has decided fixed distance to walk on a tread mill. First day, she walks at a certain spe...
2023-02-13A shop sells 6 different flavours of ice-cream. In how many ways can a customer choose 4 ice-cre...
2023-02-13(i) Prove that : \( { }^{n} P_{r}={ }^{n-1} P_{r}+r \cdot{ }^{n-1} P_{r-1} \) (ii) If \( { }^{20...
2023-02-13In an election for the managing committee of a reputed club , the number of candidates contestin...
2023-02-13Linnaeus described many species of plants in \( \mathrm{P} \) his b...
2023-02-13The value of \( \cot \left\{\sum_{n=1}^{23} \cot ^{-1}\left(1+\sum_...
2023-02-13A shopkeeper sells a saree at \( 8 \% \) profit and a sweater at \( 10 \% \) discount, thereby, ...
2023-02-13How many 15 letter arrangements of \( 5 \mathrm{~A} \) s, 5 Bs and \( 5 \mathrm{C} \) s have no ...
2023-02-13The scientific name of banyan is written as P Ficus bengalensis L. ...
2023-02-13\( \mathrm{NH}_{4} \mathrm{SCN} \) can be used to test one or more ...
2023-02-13Let \( f^{\prime}(x)=\frac{192 x^{3}}{2+\sin ^{4} \pi x} \) for all \( x \in R \) with \( f\left...
2023-02-1327. Which of the following options represents the \( \mathrm{P} \) ...
2023-02-13The main objective of plant taxonomy is :- (1) to study the world's...
2023-02-13Intense blue precipitate of \( \mathrm{Fe}_{4}\left[\mathrm{Fe}(\ma...
2023-02-13Solve the following pair of linear equations by (W) cross-multiplication method. (i) \( 4 x+6 y=...
2023-02-13The statement 'nothing lives forever, yet life \( \mathrm{P} \) con...


Tags:
pw