AP® Calculus AB-BC

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Moderate

Euler's Method Given Number of Steps

APCALC-9RYZSE

Given the differential equation $dy/dx=x+y$ and $y(1)=-2,$ use Euler’s method to approximate $y(1.2)$ with $2$ equal steps.

A

$-2/3$

B

$-2.2$

C

$-2.1$

D

$-2$