/StudyIB/mathsanalysis/files/trigonometry/trig-identities/double-angle-sl/

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double-angle-formulae-hl.pdf 150 KiB
double-angle-formulae-sl.pdf 144 KiB
esq5a.png 71 KiB
esq5b_1.png 126 KiB
esq5b_2.png 76 KiB
q10 9.3 KiB
q7 16 KiB
q7a1.png 20 KiB
q8 9.0 KiB