T 2 3t 3 0 July 8, 2019 16 32 64 128 T 3 2t 2 3t 0 1 2t 2 t 3 3t 0 T 4 3t 3 40t 2 0 T 3 3t 2 4 0 T 3 3t 2 10t 0 Solve t 4 3t 3 40t 2 0 2 t 3