Question

10 - 8ab2c3 para a= 1, b = - 1 e C = 2
???

Answer 1

a = 1; b = - 1; c = 2

= 10 - 8ab²c³
= 10 - 8.1.(-1)².2³
= 10 - 8.1.8
= 10 - 64
= - 54