Answer
$y=3t^3+t^2-2$
Work Step by Step
$\frac{dy}{dt}=2t+9t^2;$ $y(1) = 2$
$dy=(2t+9t^2)dt$
$\int dy=\int(2t+9t^2)dt$
$y=t^2+3t^3+C$
$2=1^2+3(1^3)+C$
$C=-2$
$y=3t^3+t^2-2$
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