The detailed solution is given below.
clear;
clc;
% Shooting Method
f1 = @(z) z;
f2 = @(w,z) w - 3*z;
h = 0.001;
a = 1;
b = 10;
% Initialize
x = a:h:b;
n = numel(x);
w = zeros(1,numel(x));
w(1) = 5;
z = zeros(1,numel(x));
z(1) = -15.33;
for i=1:n-1
w(i+1) = w(i) + f1(z(i))*h;
z(i+1) = z(i) + f2(w(i),z(i))*h;
end
fprintf('Minimum Value of w=%.2f\n',round(min(w),2))
figure(1)
hold on
plot(b,5,'ko','MarkerFaceColor','k','DisplayName','Actual Value at x = 10')
plot(x,w,'r-','DisplayName','Shooting Method','linewidth',2)
legend show
xlabel('x')
ylabel('w')
grid on
Output
Thus the first option is correct.
Please rate the solution if found satisfactory.
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