Is there another way to solve this Trigo in series?
54587
Finding value (Trigo Series)
55777
A tricky sum to infinity
46665
Solving $\cos x+\sin x-1=0$
133925
Find All Solutions to System of Congruence
52443
Solving recurrence relation?
831
Is it possible for this puzzle to be solved without the use of computational software?
31731
How to turn this into an equation and then sum the series?
87066
How do I solve the following equation?
145500
Finite Series - reciprocals of sines
49028
Find the sum : $\frac{1}{\cos0^\circ\cos1^\circ}+\frac{1}{\cos1^\circ \cos2^\circ} +\frac{1}{\cos2^\circ \cos3^\circ}+......+$
148143
Find the sum to n terms as well as the sum to infinity of the series:
69472
Trigonometry Ferris Wheel Question
54296
How can I write Mathematica code for this continued fraction with alternating terms?
107270
Calculate the following series using telescoping
27218
How to use stars and bars for solving number of integral solutions to an equality?
17056
How to find answer to the sum of series $\sum_{n=1}^{\infty}\frac{n}{2^n} $
17741
Quick way to solve the system $\displaystyle \left( \frac{3}{2} \right)^{x-y} - \left( \frac{2}{3} \right)^{x-y} = \frac{65}{36}$, $xy-x+y=118$.