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secondary 4 | A Maths
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idununderstandasinglething
Idununderstandasinglething

secondary 4 chevron_right A Maths chevron_right Singapore

trigonometry

Date Posted: 4 years ago
Views: 257

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Eric Nicholas K
Eric Nicholas K's answer
5997 answers (Tutor Details)
1st
We always strive to reduce the equations to a familiar form sin x = k, cos x = k or Tan x = k before calling quadrants, basic angle alpha and the actual main angle x.
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DAI BIN
Dai Bin's answer
78 answers (Tutor Details)