Given that , what is the value of ?
It is given that . If , where and are coprime positive integers, what is the value of ?
is an angle measured in radians and satisfies . It is given that . If can be written as , where and are positive, coprime integers, what is the value of ?
The double angle identity states that
where and are real numbers. What is the value of ?
The double angle identity states that
where and are real numbers. What is the value of ?