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precalc unit 5 mast

precalc unitt 5 mastery quiz

QuestionAnswer
write down pos/neg values for graph! ok
order of values for left hand trick from left to right: π/2 π/3 π/4 π/6 0
(x,y) = (cos, sin) alphabetical order
tan = sin/cos bc you FLIP to the tan side of ur hand
(cos,sin) = (before,after) (x,y)
0 = 2π, 4π, 6π, 8π, etc
π = 3π, 5π, 7π, 9π, etc
remember, if you get a SQUARE ROOT in the BOTTOM.... rationalize (multiply top and bottom by it) to remove it. for example, 1/√3 = √3/3. √3 x √3 = 3
Created by: acuda25
 

 



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