I am having lambda as 3,-4. Can you please recheck this? Also, I need help with Q.4.

3. Solve the initial value problem dx/dt = Ax with x(0) = xo A- ,x. = [*). That is, find the eigenvalues, eigenvectors, ci, and c2. Write the specific solution to the systems of differential equations. Show all steps. (6 pts) 4. Extra Credit: Find the nullclines in the above systems of differential equations (problem 3 )