Question

(Funest) o valor da expressão (0,2)3+(0,16)2 É ?

Answer 1

0,2 . 3 = 0,6
0,16 . 2 = 0,32

0,6 + 0,32 = 0,38

Answer 2

$\sf \left(0,\:2\right)^3+\left(0,\:16\right)^2\\\\\\\sf 0.2^3=0.008\\\\\\\sf =0.008+0.16^2\\\\\\\sf 0.16^2=0.0256\\\\\\\sf =0.008+0.0256\\\\\\\sf 0.008+0.0256=0.0336\\\\\\\sf \to \boxed{\sf =0.0336}$