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Question
secondary 4 | A Maths
4 Answers Below
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How to solve?
Date Posted: 5 years ago
Views: 485
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Your final answer can only contain 'a' and any peripheral numbers ie answer cannot have x and/or y variables.
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I assume u know the trig identities. Drop me a note if u haf qns.
Date Posted:
5 years ago
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Alternative
Date Posted:
5 years ago
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Something like this would be good.
The other method would be to use the 'sum-to-product' identities (which the other tutor has used in the workings).
The other method would be to use the 'sum-to-product' identities (which the other tutor has used in the workings).
Date Posted:
5 years ago
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