T 2 t 4 0 July 8, 2019 16 32 64 128 T 2 t 4 0 solve T 2 2t 4 0 0 2t 2 t 4 8 0 T 4 t 2 1 0 T2 t 4 0 middle term splitting Solve the quadratic equation t 2 t 4 0 2 t 4 t 2 4 t 2 4 t 2 5