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secondary 3 | A Maths
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Nathan
Nathan

secondary 3 chevron_right A Maths chevron_right Singapore

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Date Posted: 3 years ago
Views: 169
Kahwai
Kahwai
3 years ago
Find
Range of cos(x/3)

Then max and min

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Kahwai
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232 answers (A Helpful Person)
1st
Cosine only first and second quadrant are positive and negative with -1 to 1