Exploring Sign for trig functions in quadrants
This app will help you learn the SIGNS of the quadrants for the basic trig functions.
Click on which trig function you want to view.
Move point P so that you see the SIGN.
The algebraic sign of sin will always be the sign of which coordinate?
In which quadrant will sin=y be positive
In which quadrant will sin=y be negative
The algebraic sign of cos will always be the sign of which coordinate?
In which quadrant will cos=x be positive?
In which quadrant will cos=x be negative ?
In which quadrant will the algebraic sign of tan=y/x be positive?
In which quadrant will the algebraic sign of tan=y/x be negative?
cosec will have the same sign as which other function?
sec will have the same sign as which other function?
cot will have the same sign as which other function?