Question

x=3 sec² theta -1,y=3 tan²theta-2 then x-y=?​

Answer 1

Answer:

0

Step-by-step explanation:

given x=3sec²∅-1and y=3tan²∅-2

x-y=3sec²∅-1-3tan²∅-2

     =3(sec²∅-tan²∅)-3                    ∵sec²∅-tan²∅=1

       =3-3

        =0