Simplify dfrac8times1064times102\\dfrac{8 \\times 10^6}{4 \\times 10^2}dfrac8times1064times102.
2times1042 \\times 10^42times104
4times1034 \\times 10^34times103
2times1082 \\times 10^82times108
2times1032 \\times 10^32times103