12 2x 2 6sqrt 3 * x 60 0 July 8, 2019 16 32 64 128 3) sqrt(6 ^ 2 * 2 ^ 8) 4) sqrt(20) * sqrt(5) - (sqrt(63))/(sqrt(7)) (2sqrt(x) - 6)/3 = 2 (2sqrt(6)) ^ 2