jawab
tan x = a = a/1 = y/x
y = a
x = 1
r = √(x² +y²)
r = √(1 + a²)
sin x = y/r = a / √(1 + a²)
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jawab
tan x = a = a/1 = y/x
y = a
x = 1
r = √(x² +y²)
r = √(1 + a²)
sin x = y/r = a / √(1 + a²)