√72 – √50 – √98 = …. By Admin ReiPosted on December 2, 2022 √72 – √50 – √98 = …. = √(36 x 2) – √(25 x 2) – √(49 x 2)= 6√2 – 5√2 – 7√2= 6√2 – 12√2= -6√2