# questions about derivatives?

What is the initial population of fish?

What is the meaning of P'(t)?

### 1 Answer

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- rotchmLv 71 month agoFavorite Answer
"initial population" here means, at the beginning, at time t=0. So replace t by 0 in the eqs and computs.

What do you get?

P' means the derivative, or commonly said as "the rate" or "the rate of change".

Its "how fast its changing". Visually, its the slope of the tangent at P(t).

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