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Inverse trig question
Tan both sides so you are able to use the the given identity to evaluate the RHS. Hint for LHS: let tan-12 = a. So, tan(2a) = ?- xRyusenka
- Post #6
- Forum: Mathematics Extension 1
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l recieved a WD
Check your CSE email, you might have gotten an offer for a supplementary exam.- xRyusenka
- Post #4
- Forum: University of New South Wales
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Principal's estimated ATAR
I understand the criteria may vary; was just looking for a general answer.- xRyusenka
- Post #3
- Forum: ATAR & HSC Marks (Guidance, Counsel & Estimates)
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Principal's estimated ATAR
Does the estimated ATAR take into account what they believe your external marks will be (based on trial marks) or does it only encompass your internal rank.- xRyusenka
- Thread
- Replies: 39
- Forum: ATAR & HSC Marks (Guidance, Counsel & Estimates)
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