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Can janitor clean aquarium?

Can janitor clean aquarium? Sometimes called the “janitor fish” or “sucker fish” these helpful species can help keep tanks clean as they are natural scavengers. They are bottom-feeders and will eat uneaten food or other leftover […]

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What is Z-transform and its application?

What is Z-transform and its application? The z-transform is useful for the manipulation of discrete data sequences and has acquired a new significance in the formulation and analysis of discrete-time systems. It is used extensively today […]

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