Use the given function value(s) , and trigonometric identities (including the cofunction identities) , to find the indicated trigonometric functions. 
Cos θ
Definitions:
Masturbatory Satiation
A behavioral therapy technique involving excessive masturbation to reduce the frequency of deviant sexual arousal.
Transvestism
The practice of dressing and acting in a style or manner traditionally associated with the opposite sex, primarily for personal expression or satisfaction.
Premature Ejaculation
A dysfunction in which a man persistently reaches orgasm and ejaculates within one minute of beginning sexual activity with a partner and before he wishes to. Also called early or rapid ejaculation.
Covert Sensitization
A cognitive-behavioral therapy technique using unpleasant imagery to reduce unwanted behaviors.
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