2 5 j 40 )=- 4 July 8, 2019 16 32 64 128 2 5 x 40 )=- 4 Solve 2 5 j 40 )=- 4 Frac 2 5 left j 40 right )=- 4 3 x 4 )- 2 x 5 )= 40 4 5 2 x 11 40 Gummifliser 40 x 40 x 2 5 cm 40 4 2 x 3 5 11 2 x 2 5