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    is f(-x) the same as -f(x) when transforming a sine wave?

    and is f(-x) reflection in the x axis and -f(x) reflection in the y axis?
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    (Original post by blag dahlia113)
    is f(-x) the same as -f(x) when transforming a sine wave?
    Yes
    and is f(-x) reflection in the x axis and -f(x) reflection in the y axis?
    f(-x) is reflection in the y axis, -f(x) is reflection in the x axis
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    ok thats what i originally thought because of all the other transformations but my textbook said different. Makes no difference anyway though

    cheers
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    one more thing, so (after 0) the curve will dip first and then rise?
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    (Original post by blag dahlia113)
    one more thing, so (after 0) the curve will dip first and then rise?
    after 0 the curve rises
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    if its been relected?
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    (Original post by blag dahlia113)
    if its been relected?
    no, sorry, if its been reflected it will fall first, then rise
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    k thanks for the help
 
 
 
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