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In \(sin(X+30)^o=cos40^o\),find X
Question 1
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In \(sin(X+30)^o=cos40^o\),find X
10
o
20
o
50
o
60
o
90
o
Answer Details
Read lesson note on Sine, Cosine And Tangent Of An Angle (WAEC)
Sine, Cosine And Tangent Of An Angle
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