Pls help sos!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1

Question

Pls help sos!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1

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Answer 1

1) Cosx = 0
    Sinx -2 ≠0      (Б)
2)Cosx = 0
   Sinx -1 ≠0      (A)
3) Sinx = 0
    1- Cosx ≠0    (Д)
4) Sinx -1 = 0
     Cosx ≠ 0      (B)