1. The yearly profit of a company in thousands of dollars can be modeled by P(t) = t^4-10t^2 + 9, where t is the number of years since 2000. Factor to find the
years in which the profit was 0.

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Ответ:

sadie960

28.05.2021

Mathematics

Equation: 7t= 80+9t
Cancel out 9t and bring it to the other side: 7t-9t=80
-2t=80
Divided -2 from t to isolate t: t= 80/-2
t= -40

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1. The yearly profit of a company in thousands of dollars can be modeled by P(t) = t^4-10t^2 + 9, where t is the number of years since 2000. Factor to find the years in which the profit was 0.