Answer
$P(t)=1.921\ln(t)-7.311$
Work Step by Step
Using desmos.com's calculator,
enter the table in two columns $t_{1}$ and $P_{1}$.
Then enter$ \quad P_{1}=A\times\ln(t_{1})+C$
Read the values for A and C.
$P(t)=1.921\ln(t)-7.311$
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