Observe the following A. The general solution for `costheta=3/2` is `theta= 2n pi +- cos^-1(3/2)` R. The general solution for `cos theta =k` is `theta=2n pi +-a,n in z` where `'a'` is principal value, `a in [0,p] and |k| le 1.` Then the true statement among the following is

A : The general solution for cos theta = 3//2 is theta = 2n pi pm Cos^(-1)(3//2) R : The general solution for cos theta = k is theta = 2n pi pm alpha, n in Z where 'alpha' is principal value, alpha in [0, pi] and |k|le 1

Observe the following statements Assertion (A) : The general solution for costheta=(3)/(2) is theta=2npipmcos^(-1)(3//2) Reason (R ) : The general solution for costheta=k is theta=2npipmalpha, n inz where 'alpha' is principal value, alpha in[0,pi] and |k|le1 . Then the true statement among the following is

(iii)Prove that general solution of tan theta=0 is theta=npi; n in Z (iv)Prove that the general solution of cot theta=0 is theta=(2n+1)pi/2, n in Z

A general solution of tan^(2) theta+ cos 2 theta=1 is (n in Z)

A general solution of tan^(2) theta+ cos 2 theta=1 is (n in Z)

A general solution of tan^(2) theta+ cos 2 theta=1 is (n in Z)

(i) Prove that general solution of sin theta=0 is given by theta=n pi;!=psi lonZ( ii) Prove that general solution of cos theta=0 is theta=((2n+1)(pi)/(2));!=psi lon Z

Prove that the general solution of cos theta=cos alpha is given by :theta=2n pi+-alpha where n in Z.

" The general solution of "7sin^(2)theta+3cos^(2)theta=4" is (where "n in z)

Prove that the general solution of cos theta=cos alpha is given by theta=2n pi+-alpha; where quad !=psi lonZ