Acertain species of fish has been declining in population by 7% per year. that means it's rate of decay is 0.93. the population at time zero is 500,000. what is the initial population?

We know that a rate of decay for a certain species of fish is 0.93. It means that it has been declining in population 7% per year. But we also know that the population at time zero ( at start ) is 500,000.The initial population = the population at time zero. The initial population is 500,000.

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