The value of expression \( \sum_{\theta=0}^{8} \frac{1}{1+\tan ^{3}(10 \theta)^{\circ}} \) is eq....

Channel:
PW Solutions
Subscribers:
447,000
Published on ● Video Link: https://www.youtube.com/watch?v=i6NeyrYwBhg


Duration: 4:20
0 views
0

The value of expression \( \sum_{\theta=0}^{8} \frac{1}{1+\tan ^{3}(10 \theta)^{\circ}} \) is equal
\( \mathrm{P} \)
to
W.
(1) 5
(2) \( \frac{21}{4} \)
(3) \( \frac{14}{3} \)
(4) \( \frac{9}{2} \)


📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live



Other Videos By PW Solutions


2024-01-21If \( \tan \theta+\cot \left(30^{\circ}-\theta\right)+\cot \left(150^{\circ}-\theta\right)=\math....
2024-01-21The alkali metals dissolve in liquid \( \mathrm{NH}_{3} \), it is found that:....
2024-01-21Which of the following statement about the sulphate of alkali metal is correct?....
2024-01-21\( \sin (A \pm B)=\sin A \cos B \pm \cos A \sin B \) and \( \cos (A \) \( \pm \mathrm{B})=\cos \....
2024-01-21\[ \begin{array}{l} \mathrm{A}^{\prime}+\mathrm{H}_{2} \mathrm{O} \rightarrow \mathrm{NaOH} ; ' ....
2024-01-21\( \sin (A \pm B)=\sin A \cos B \pm \cos A \sin B \) and \( \cos (A \) \( \pm \mathrm{B})=\cos \....
2024-01-21Consider the statements about \( y \frac{\sin 3 x}{\sin x}(\sin x \neq 0) \). Which of the follo....
2024-01-21\( \mathrm{Li} \) does not resemble with other alkali metals in following properties:....
2024-01-21If \( \mathrm{A}=\tan 6^{\circ} \tan 42^{\circ} \) and \( \mathrm{B}=\cot 66^{\circ} \cot 78^{\c....
2024-01-21The minimum value of \( \frac{\sec ^{4} \alpha}{\tan ^{2} \beta}+\frac{\sec ^{4} \beta}{\tan ^{2....
2024-01-21The value of expression \( \sum_{\theta=0}^{8} \frac{1}{1+\tan ^{3}(10 \theta)^{\circ}} \) is eq....
2024-01-21Match the stoichiometric coefficients in column I with the species in column II and involved in ....
2024-01-21If \( \sin x+\sin ^{2} x=1 \), then the value of \( \cos ^{2} x+\cos ^{4} x \) is....
2024-01-21In the following reaction, hydrazine is oxidized to \( \mathrm{N}_{2} \) \[ \mathrm{N}_{2} \math....
2024-01-21A \( 0.141 \mathrm{~g} \) sample of a phosphorus containing compound was digested in a mixture o....
2024-01-21Match the column-I with column-II \begin{tabular}{|l|l|l|l|} \hline \multicolumn{2}{|c|}{\begin{....
2024-01-21The oxidation number of \( \mathrm{Mn} \) in the product of alkaline oxidative fusion of \( \mat....
2024-01-21If \( \tan \alpha, \tan \beta \) are the roots of the equation \( \mathrm{x} 2+\mathrm{px}+ \) \....
2024-01-21Match the following \begin{tabular}{|l|ll|l|l|} \hline \multicolumn{3}{|c|}{ Column-I } & \multi....
2024-01-21A \( 0.141 \mathrm{~g} \) sample of a phosphorus containing compound was digested in a mixture o....
2024-01-21Which is/are correct statements about the following reaction? \[ \begin{array}{l} \mathrm{KMnO}_....