Answer:
7 * 10^19.
Step-by-step explanation:
(3 x 10^19) + (2 x 10^19) + (2 x 10^19)
= (3 + 2 + 2) * 10^19
= 7 * 10^19
Step-by-step explanation:
[tex](3 \times 10^{19}) + (2 \times 10^{19}) + (2 \times 10^{19}) \\ \\ 3 \times 10^{19} + 2 \times 10^{19} + 2 \times 10^{19} \\ \\ = (3 + 2 + 2)\times 10^{19} \\ \\ = 7 \times 10^{19} [/tex]
