Question

2•10-¹•5•10⁷•1•10‐⁷ calcule o valor dessa expressão

Answer 1

$2 \times {10}^{ - 1} \times 5 \times {10}^{7} \times 1 \times {10}^{ - 7}$

$2 \times {10}^{ - 1} \times 5 \times {10}^{7} \times \: {10}^{ - 7}$

$10 \times {10}^{ - 1} \times {10}^{7} \times {10}^{ - 7}$

${10}^{1} \times {10}^{ - 1 + 7} \times {10}^{ - 7}$

${10}^{1} \times {10}^{6} \times {10}^{ - 7}$

${10}^{1 + 6 - 7}$

${10}^{0}$

$1$