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    • How to Use the Mnemonic 'SOHCAHTOA' in Trigonometry

      How to Use the Mnemonic 'SOHCAHTOA' in Trigonometry

      HowStuffWorks via Yahoo Style Singapore· 4 weeks ago

      The mnemonic device SOHCAHTOA helps budding mathematicians remember the trigonometric functions sine (sin), cosine (cos) and tangent (tan), which they...

    • Trig Identities: A Crash Course in Complex Math Concepts

      HowStuffWorks via Yahoo News Singapore· 2 months ago

      Fundamental trigonometric identities, aka trig identities or trigo identities, are equations involving trigonometric functions that hold true for any value you substitute into their variables.