[" If "0^(@)cos180^(@)" then "],[" there being "n" number of "29" equal to "]

If 0^(@)ltthetalt180^(@) then sqrt(2+sqrt(2+sqrt(2+......sqrt(2(1+costheta))))) there being 'n' number of 2's equal to

If 0^@ltthetalt180^@ then sqrt(2+sqrt(2+sqrt(2+...+sqrt(2(1+costheta)))) , then being n number of 2's, is equal to

If 0^@ltthetalt180^@ then sqrt(2+sqrt(2+sqrt(2+...+sqrt(2(1+costheta)))) , then being n number of 2's, is equal to

If 0^@ltthetalt180^@ then sqrt(2+sqrt(2+sqrt(2+...+sqrt(2(1+costheta)))), then being n number of 2's, is equal to

If cos43^(@)+cos29^(@)-cos79^(@)-cos65^(@)=sinn^(@) then n can be equal to

If A+B+c=180^(@), then sec A(cos B cos C-sin B sin C) is equal to 0 b.-1 c.1d .none of these

The value of cot^(-1)(cot(-10))+cos^(-1)(cos10) is given by a +bpi , a, b being rational numbers, then (b-a) equals……

The value of cot^(-1)(cot(-10))+cos^(-1)(cos10) is given by a +bpi , a, b being rational numbers, then (b-a) equals……

The value of ((cos alpha + cos beta)/(sin alpha - sin beta))^(n) + ((sin alpha + sin beta)/(cos alpha - cos beta))^(n) (where n is a even number ) is equal to-

If cos43^(@)+cos29^(@)-cos79^(@)-cos65^(@)=sin(n^(@)) then n can be equal to