4. For the differential equation day = -3y with the initial condition y(0) = 4 and Ax = 0.4, use Euler's Method to estimate the y-value at x = 2. 0.00640 0.00128 0.03200 0.00026 5. For the differential equation dy dx = elit) with the initial condition y(0) = -3 and Ax = 0.6, use Euler's Method to estimate the y-value at r = 3. 2.914 2.089 2.587 2.806 6. By hand, sketch the slope field for dy = y - 2y where x = [-3, 3] andy = [-3, 3]. Then sketch a graph of the solution that satisfies y(0) = -1