Home
Class 11
MATHS
The least positive integer ' n ' such th...

The least positive integer ' `n` ' such that `(1)/(sin45^(0)sin46^(@))+(1)/(sin47^(0)sin48^(0))+...+(1)/(sin133^(0)sin134^(@))=(1)/(sin n^(@))` is

Promotional Banner

Similar Questions

Explore conceptually related problems

sin 12 ^(@) sin 48^(@) sin 54 ^(@) = (1)/(8).

The sum 1/(sin4 5^(@)sin4 6^(@))+1/(sin4 7^(@)sin4 8^(@)) +1/(sin 49^@ sin 50^@)+...+1/(sin 133^@ sin 134^@) is equal to

Sigma_(n=1)^(5)sin ^(-1) ( sin ( 2n -1)) is

The positive integer value of n >3 satisfying the equation 1/(sin(pi/n))=1/(sin((2pi)/n))+1/(sin((3pi)/n))i s

The positive integer value of n >3 satisfying the equation 1/(sin(pi/n))=1/(sin((2pi)/n))+1/(sin((3pi)/n))i s

The least positive integer n for which ((1+i)/(1-i))^(n)=(2)/(pi)(sec^(-1)""(1)/(x)+sin^(-1)x) (where, Xne0,-1leXle1andi=sqrt(-1), is

Without using tables, prove that (sin12^0)(sin48^0)(sin54^0)=1/8

Prove that sin6^0sin42^0sin66^0sin78^0=1/(16)

Prove that : (i) sin42^(@)cos48^(@)+sin48^(@)cos42^(@)=1 (ii) cos70^(@)cos20^(@)-sin70^(@)sin20^(@)=0

Prove that: sin6^0sin42^0sin 66^0sin 78^0=1/(16)