0 4 6 4t )= 0 5 7 3t )- 1 9 July 8, 2019 16 32 64 128 0 5t ^ 6 4/(t ^ 4) 5) 0 4(6 - 4t) = 0 5(7 - 3t) - 1 9 2) 0 4(6 - 4t) = 0 5(7 - 3t) - 1 9