Recent content by danglade

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    Unravelling the Mystery of the 3 Forms of Double-Angle Formula for Cos 20

    http://www.themathpage.com/aTrig/Trig_IMG/125.gif
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    Why Does Sin(x) = 1 Have Different Solutions Compared to Sin(2x) = 1?

    Suppose you are solving equations in the interval 0<=xx<=2pi...Without actually solving equations, what is the difference between the number of solutions of sinx=1 and sin2x=1? How do you account for this difference
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    Graphical Relationship between Sine and Cosine Functions

    Thanks =)
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    Unravelling the Mystery of the 3 Forms of Double-Angle Formula for Cos 20

    How can there be three forms of the double-angle formula for cos 20?
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    Graphical Relationship between Sine and Cosine Functions

    [SOLVED] describe the relationship describe the realtionship between the graphs of y=sinx and y=cosx
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    How Do You Calculate Sine from a Point on an Angle's Terminal Side?

    thats why, because my teacher gave me that question in the review and i don't understand either
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    How Do You Calculate Sine from a Point on an Angle's Terminal Side?

    urgent: sines if you are given a point on the terminal side of an angle 0 , explain how to find sin 0 Please i really need help with this one
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