EC > GATE 2026 > Differential Equations
Consider the differential equation ẇ = Aw, with w(t = 0) = [1, 1]T.
If w(t) = etux + e-2tuy be the solution to the equation where ux and uy are unit vectors along the positive x and y axes respectively, then which of the following options is the correct matrix representing A?
A
[1 0; 0 -2]
B
[-1 0; 0 2]
C
[0 -2; 1 0]
D
[0 2; -1 0]

Correct :

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