engineering recuitment GATE IN Test Series 2023-24 Mock Test Engineering Mathematics Differential Equations Exact Differential Equations
The solution of the equation \(\frac{{dQ}}{{dt}} + Q = 1\) with Q = 0 at t = 0 is
1
Q(t) = e–t – 1
2
Q(t) = 1 + e–t
3
Q(t) = 1 – et
4
Q(t) = 1 – e–t