Question

4^42÷4^12 qual é o resultado ?????

Answer 1

${4}^{42} \div {4}^{12} = {4}^{42 - 12} = {4}^{30}$
${4}^{30} = ( { {2}^{2}) }^{30} = {2}^{30 \times 2} = {2}^{60}$
${2}^{60} = {2}^{10 \times 6} = {64}^{10}$