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Math Help - How do they derive from equation A to B?

  1. #1
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    How do they derive from equation A to B?

    My question is how to get from equation A to B.
    By using partial fractions? differential? any methods?How do they derive from equation A to B?-gifup.jpg
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  2. #2
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    Re: How do they derive from equation A to B?

    Those two values are only equal for very specific values of z: those making sin(z) = 0, and those (exactly 3 of them) making (-3j)(z)(z^2+1) = 2z + (3-j).
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  3. #3
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    Re: How do they derive from equation A to B?

    SOLVED!! Thanks a lot guys!! Appreciate it.
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