Question

Calcula 2y5 +2/3y5 -1/9 y5 + 5y5

Answer 1

2y⁵ + (2/3)y⁵ - (1/9)y⁵ + 5y⁵
(18y⁵ + 6y⁵ - y⁵ + 45y⁵) /  9
       68y⁵ / 9 = 0
          y⁵ = 9/68
         y⁵ = 0.1324
         y = 0.6673