Question

me ajudem prfv !!!!!​

Answer 1

$a) \\ \\( 2 \times 0.8) - (0.8 ) {}^{2} \\ \\ 1.6 - 0.64 \\ \\ 0.96 \\ \\ b) \\ \\ (0.2) {}^{3} + 3(0.2) \\ \\ \frac{8}{1000} + \frac{6}{10} \\ \\ \frac{608}{1000} \\ \\ 0.608$