Solve the problem.If cos ? = - 
, and ? terminates in quadrant II, then find cos 2?.
A. 
B. - 
C. - 
D. 
Answer: B
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Who is considered the predominant theorist in the area of cognitive development?
A. Jean Piaget B. Roland Kirk C. Albert Bandura D. Erik Erikson
Find the midpoint of the line segment joining the two points.(3, 5) and (5, 6)
A. 
B. (8, 11)
C. (-2, -1)
D. 
Solve the equation for the unknown.(t/2)2 = 25
A. t = 25 B. t = ±10 C. t = 1250 D. t = 10
Solve the equation using the addition principle.
+ x = 4
A. 
B. 
C. 
D. 19