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AP Calculus AB/Unit 7: Differential Equations
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Particular Solution to a Separable Differential Equation
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Which of the following is the solution to the differential equation
$$ \frac{dy}{dx} = \frac{2y}{x + 2} $$
with the initial condition $$ y(-1) = 4 $$ for $$ x > -2 $$?

A

$$ y = 2x + 6 $$

B

$$ y = 4e^{2x + 4} $$

C

$$ y = 4(x + 2)^2 $$

D

$$ y = 4\ln(x + 2) + 4 $$

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