Question

27+3x[3 la puterea6:9la puterea2+3la puterea2x(15la puterea2:5 la puterea2-54x9)]=

Answer 1

Răspuns

Explicație pas cu pas:

27+3x[3^6:9^2+3^2x(15^2:5^2-54x9)]=

27 + 3 x [3^6:3^4+3^2x(3^2 x 5^2:5^2-54x9)] =

27 + 3 x  [3^2+3^2x(3^2 - 54x9)]  =

27 + 3 x (9 + 9 x 9 - 9 x 54 x 9) =

27 + 3 x (9 + 81 - 4374) = 27 - 3 x 4284 = 27 - 12852 = -12825