Solve
-The Population $\mathrm { P }$ , in Thousands, of Pine Grove Is Given By

question 59

Multiple Choice

Solve.
-The population $\mathrm { P }$ , in thousands, of Pine Grove is given by $\mathrm { P } ( \mathrm { t } ) = \frac { 600 \mathrm { t } } { 2 \mathrm { t } ^ { 2 } + 9 }$ , where $t$ is the time, in months. Find the interval on which the population was 40 thousand or greater.

• A) \([ 0.526,5.474 ]\)
• B) \(( - \infty , \infty )\)
• C) \([ 0.658,6.842 ]\)
• D) \([ 5.474 , \infty )\)

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