a²u อน Solve the wave equation, a. 0 < x <L, t> 0 (see (1) in Section 12.4) subject to the given conditions. ax² at² u(x, t) = u(0, t) 0, u(π, t) = 0, t> 0 u(x, 0) = 0.01 sin(3x), 00 Σ n = 1 ди = 0, 0 < x < πT Ot t = 0