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Guys, give the basic formulas of trigonometry grade 9

Thread in Studies created by xorcer Apr 2, 2021. 135 views

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  1. xorcer
    xorcer Topic starter Apr 2, 2021 Banned 308 Dec 31, 2020
    срочно нужны
     
    Apr 2, 2021
  2. 02KOT20
    02KOT20 Apr 2, 2021 Banned 274 Jul 29, 2018
    Sex
     
    Apr 2, 2021
  3. MarcusHCO3
    MarcusHCO3 Apr 2, 2021 4 Dec 11, 2018
    sin²a + cos²a = 1
     
    Apr 2, 2021
  4. cheeseburger_inactive3988055
    cheeseburger_inactive3988055 Apr 7, 2021 Banned 2 Mar 13, 2021
    sin^²x=1-cos^²x
    cos^²x=1-sin^²x
     
    Apr 7, 2021
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