ECE 111: Intro to ECE
- a.
% Question 1a T = [-6:0.5:4]; V = 3 .* T .* T + 4;
plot(T, V);
xlabel("t"); ylabel("v(t)"); title("v(t) vs t"); grid on;

b.
```matlab
% Question 1b
dT = [-5.75:0.5:3.75];
dV = diff(V);
plot(dT, dV);
c.
% Question 1c
iV = trapz(V);
disp('Integral of v(t) from t = -6 to t = 4 using the trapz function');
disp(iV);
%{
Integral of v(t) from t = -6 to t = 4 using the trapz function
642.50
%}
Output: ```
Integral of v(t) from t = -6 to t = 4 using the trapz function
642.50