Evaluate tan 'n I 1t n² don

Evaluate: tan{2t a n-1 1/5+pi/4}

Evaluate: If intcos^nxdotdx prove that I_n=1/n(cos^(n-1)xsinx)+((n-1)/n)I_(n-2)

Evaluate: If intcos^nxdotdx prove that I_n=1/n(cos^(n-1)xsinx)+((n-1)/n)I_(n-2)

Evaluate the following: 1. sin^(-1)(s i n(2pi)/3) 2. cos^(-1)(c o s(7pi)/6) 3. tan^(-1)(t a n(2pi)/3)

Evaluate the following: 1. sin^(-1)(s i n(2pi)/3) 2. cos^(-1)(c o s(7pi)/6) 3. tan^(-1)(t a n(2pi)/3)

Evaluate the following: 1. sin^(-1)(s i n(2pi)/3) 2. cos^(-1)(c o s(7pi)/6) 3. tan^(-1)(t a n(2pi)/3)

Evaluate : underset(n to oo)lim(1)/(n)["tan"(pi)/(4n)+"tan"(2pi)/(4n)+"tan"(3pi)/(4n)+…+ "tan"(npi)/(4n)]

Evaluate the following define integrals as limit of sums : lim_(n rarroo) 1/n [tan. (pi)/(4n) + tan. (2pi)/(4n)+....+tan. (n pi)/(4n)]

Evaluate tan{(-1)^n pi/4} where n is an integer

Find the value of tan^(n)1^(@)tan^(n)2^(@)tan^(n)3^(@)......tan^(n)88^(@)tan^(n)89^(@) .