From the information given, find the quadrant in which the terminal point determined by tt lies. Input I, II, III, or IV.  (a) sin(t)<0sin(t)<0 and cos(t)<0cos(t)<0, quadrant---- (b) sin(t)>0sin(t)>0 and cos(t)<0cos(t)<0, quadrant---- (c) sin(t)>0sin(t)>0 and cos(t)>0cos(t)>0, quadrant ---- (d) sin(t)<0sin(t)<0 and cos(t)>0cos(t)>0, quadrant ----   answers are  III II I IV please explain neatly , thank you

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From the information given, find the quadrant in which the terminal point determined by tt lies. Input I, II, III, or IV. 

(a) sin(t)<0sin(t)<0 and cos(t)<0cos(t)<0, quadrant----

(b) sin(t)>0sin(t)>0 and cos(t)<0cos(t)<0, quadrant----

(c) sin(t)>0sin(t)>0 and cos(t)>0cos(t)>0, quadrant ----

(d) sin(t)<0sin(t)<0 and cos(t)>0cos(t)>0, quadrant ----

 

answers are 

III

II

I

IV

please explain neatly , thank you

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