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secondary 4 | A Maths
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Christine
Christine

secondary 4 chevron_right A Maths

Please help me with q6

Date Posted: 7 years ago
Views: 556

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Hai En
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17 answers (A Helpful Person)
1st
Part a, prove to another identity since cos has 3 different ones
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Hai En
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17 answers (A Helpful Person)
Part b