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    Recursive Filter Impulse Response

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    A recursive filter has the difference equation

    y[n]=-0.8y[n-1]+0.1y[n-2]+x[n]

    a. Find the impulse response for the filter?
    b. How many nonzero terms does the impulse response contain?

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    https://brainmass.com/engineering/electrical-engineering/recursive-filter-impulse-response-125730

    Solution Summary

    The solution finds the impulse response for the filter. The amount of nonzero terms that the impulse response contains is given.

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