Jika 2 cos (x + 1/4 pi) = cos (x - 1/4 pi), buktikan bahwa
Saluran Edukasion 2024-02-23T01:21:43
Jika 2 cos (x + 1/4 pi) = cos (x - 1/4 pi), buktikan bahwa tan x = 1/3
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Jika 2 cos (x + 1/4 pi) = cos (x - 1/4 pi), buktikan bahwa tan x = 1/3