vhy2rzcxd5 vhy2rzcxd5 20-03-2022 Mathematics contestada 2.3x10^8 + 4.7x10^7 = 10^8 and 10^7 is the superscript in Canvas Group of answer choices 27.7x10^7 2.77x10^8 6.6x10^15 None of the above