Question
cos x -1/2 x lies in the third quadrant find the other five trigonometery functions
Answers
Bosnian
cos x - 1 / 2 x
can't lies in the third quadrant.
Go on:
wolframalpha . c o m
an type cos x - 1 / 2 x
you will see graph
can't lies in the third quadrant.
Go on:
wolframalpha . c o m
an type cos x - 1 / 2 x
you will see graph
Steve
maybe you mean cos x = -1/2
Since cosθ = x/r, and θ is in QIII
y = -√3
sinθ = y/r = -√3/2
tanθ = y/x = √3
cotθ = x/y = 1/√3
secθ = r/x = -2
cscθ = r/y = -2/√3
Since cosθ = x/r, and θ is in QIII
y = -√3
sinθ = y/r = -√3/2
tanθ = y/x = √3
cotθ = x/y = 1/√3
secθ = r/x = -2
cscθ = r/y = -2/√3