Question

o valor de (0,2)³ + (0,16)² é:

Answer 1

0,2X0,2X0,2=0.008+0,16X0,16=0.0256
                      0,008+0,0256=0,0336

Answer 2

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