Question

9.
If 2 sin^2theta - 3 sin theta – 2 =0 then the general solution of o is -
(a) πn+(-1)^n π/6
(b) πn+(-1)^n π/2

(c) 2nπ+5π/6, 2nπ+π/6
(d) 2nπ+7π/6, 2nπ-π/6
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Answer 1

answer 22 ok

anwer 2 ok solve the