Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.csc ? = - 
, tan ? > 0Find cos (2?).
A. 
B. - 
C. 
D. 
Answer: D
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Solve the equation for the unknown quantity.2r + 5 = 21
A. 8 B. 18 C. 5 D. 14
Which research strategy involves observing naturally occurring behavior without intervening in the situation?
A. case study method B. ethnography C. naturalistic observation D. experimental research
Who was one of the first theorists to recognize the importance of a culture's influence on an individual's development?
A. Abraham Maslow B. Albert Bandura C. Lev Vygotsky D. E. C. Sweeney
Establish the identity.sin 
= 
(sin x - cos x)
What will be an ideal response?