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Math Help - trigonometric functions

  1. #1
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    trigonometric functions

    Can someone help me to solve a trigonometric function.To review this function in points

    y=3sin(2x+π/4)


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  2. #2
    Senior Member
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    Re: trigonometric functions

    FOR THI USE EXPANSION PROPERTY OF SIN THAT IS

    3sin(2x+4)=3(sin2xcos45+cos2xsin45)
    also here you can graph the function
    amplitude of the function has increased to 3 and the phase difference is 45 degrees
    Thanks from zotikamaliqi
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