If \[\theta \] are the points of discontinuity of \[f(x)=\underset{n\to \infty }{\mathop{\lim }}\,{{\cos }^{2n}}x\] then the value of sin \[\theta \] is

If \[\theta \] are the points of discontinuity of \[f(x)=\underset{n\t

1.	If \[\theta \] are the points of discontinuity of \[f(x)=\underset{n\to \infty }{\mathop{\lim }}\,{{\cos }^{2n}}x\] then the value of sin \[\theta \] is
A.	0
B.	1
C.	-1
D.	½
Answer» B. 1

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If \[\theta \] are the points of discontinuity of \[f(x)=\underset{n\to \infty }{\mathop{\lim }}\,{{\cos }^{2n}}x\] then the value of sin \[\theta \] is

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