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cos tan^{-1} infinity =90
I have a question, which formulas do we need to know for Trigonometry and which ones will be there in the Formula book? Thanks in advance!
Attached is the formula booklet page for C3.
Thank you so much!! Sorry to trouble you, but have you got that for C1, C2, C4, M1 and S1? That would be of great help!
http://www.edexcel.com/migrationdocuments/GCE%20New%20GCE/N38210A-GCE-Mathematical-Formulae-Statistical-Tables.pdf
How do you integrate the following function sec2xtan2x by substitution method? I need the working please, thank you!
Let u=tanxSince du=sec2x dx :Additionally u=tanx hence :Integrating gives :Substituting for u gives :