Question

7 - A metade de 4^28 é
a) 2^55
b) 2^29
c) 2^27
d) 4^27
e) 4^14​

Answer 1

${4}^{28} = {2}^{2(28)} = {2}^{56}$

${2}^{56} \div 2 = {2}^{56 - 1} = {2}^{55} .$