Let k=1^@ then prove that sum(n=0)^(88)1...

Let `k=1^@` then prove that `sum_(n=0)^(88)1/(cosnkcos(n+1)k)`=`cosk/sin^2k`

Promotional Banner

Promotional Banner

Similar Questions

Explore conceptually related problems

Let k=1^@ , then prove that sum_(n=0)^88 1/(cosnk* cos(n+1)k)=cosk/sin^2k

Let k=1^@ , then prove that sum_(n=0)^88 1/(cosnk* cos(n+1)k)=cosk/sin^2k

Let k=1^(@), then prove that sum_(n=0)^(88)(1)/(cos nk*cos(n+1)k)=(cos k)/(sin^(2)k)

Prove that sum_(k=1)^n 1/(k(k+1))=1−1/(n+1) .

Prove that sum_(k=1)^(n)(1)/(k(k+1))=1-(1)/(n+1).

If a_k=1/(k(k+1)) for k=1 ,2……..,n then prove that (sum_(k=1)^n a_k)^2 =n^2/(n+1)^2

Prove that sum_ (k = 0) ^ (n) nC_ (k) sin Kx.cos (nK) x = 2 ^ (n-1) sin nx

sum_(k =1)^(n) k(1 + 1/n)^(k -1) =

prove that sum_(k=1)^(n)k2^(-k)=2[1-2^(-n)-n*2^(-(n+1)))

Recommended Questions

Let k=1^@ then prove that sum(n=0)^(88)1/(cosnkcos(n+1)k)=cosk/sin^2k
Text Solution
|
Prove that sum(k=1)^(n-1)(n-k)cos(2kpi)/n=-n/2, wherengeq3 is an int...
Text Solution
|
Let f(n)=(sum(r=1)^(n)((1)/(r)))/(sum(k=1)^(n)(k)/(2n-2k+1)(2n-k+1))
Text Solution
|
For n in N, let a(n)=sum(k=1)^(n)2k and b(n)=sum(k=1)^(n)(2k-1)* then ...
Text Solution
|
If n in N ,sum(k=1)^nsin^(- 1)(xk)=(npi)/2"t h e n"sum(k=1)^n xk
Text Solution
|
Prove that : sum(i=0)^r((n+i),(k))=((n+r+1),(k+1))-((n),(k+1))
Text Solution
|
Let a(n)=sum(k=1)^(n)(1)/(k(n+1-k)), then for n>=2
Text Solution
|
Given S(n)=sum(k=1)^(n)(k)/((2n-2k+1)(2n-k+1)) and T(n)=sum(k=1)^(n)(1...
Text Solution
|
Prove that sum (k = 0) ^ (n) nC (k) sin Kx.cos (nK) x = 2 ^ (n-1) sin ...
Text Solution
|