A biologist predicts that the deer population, P, in a certain national park can be modelled by the equation , p=2x^2-40x+250, where x is the number of years since 2018. a) What is the exact population of deer for the year 2021? b) Exactly when will the population be 100?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter3: Multi-step Equations And Inequalities
Section: Chapter Questions
Problem 11PTTS
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A biologist predicts that the deer population, P, in a certain national park can be modelled by the equation , p=2x^2-40x+250,  where x is the number of years since 2018.


a) What is the exact population of deer for the year 2021? 
b) Exactly when will the population be 100? 
 
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