Question

Qual o valor da expresao 8^–2*4^3 ???

Answer 1

${8}^{ - 2} \times {4}^{3} \\ {2}^{3 \times - 2} \times {2}^{2 \times 3} \\ {2}^{ - 6} \times {2}^{6} \\ {2}^{0} = 1$