The area, A km², of an oil spillage is growing in time t hours according to the DE dA dt = 4et √Ā' The initial area of the spillage was 4 km². Applying four iterations of the A > 0. Forward Euler formula with a step size of h = 1 to this problem yields (a) A(1) ≈ The error in this approximation is (b) A(2)~ The error in this approximation is (c) A(3)~ The error in this approximation is (d) A(4)≈ The error in this approximation is

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