Part a) The point with Cartesian coordinates (x,y)=(−8,−15)has polar coordinates:

Trigonometry (MindTap Course List)
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Chapter6: Topics In Analytic Geometry
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Part a) The point with Cartesian coordinates (x,y)=(−8,−15)has polar coordinates:

r=

θ= 

where 0≤θ<2π
( the angle is supposed to be in radians?)

Part b) Convert the polar coordinate (28, 5π/3) to Cartesian coordinates.
Find Exact values in simplified form.

x=

y=

 

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