In a certain section of the country, the price of chicken is currently $3 per kilogram. It is estimated that x weeks from now, the price will be increasing at a rate of $3 \sqrt { x + 1 }$ cents per kilogram. How much will chicken cost 9 weeks from now?

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The Answer of In a certain section of the country, the price of chicken is currently $3 per kilogram. It is estimated that x weeks from now, the price will be increasing at a rate of $3 \sqrt { x + 1 }$ cents per kilogram. How much will chicken cost 9 weeks from now?

In a Certain Section of the Country, the Price of Chicken