Answer:

Explanation:
Given the expression:

This can be a difference of two squares like:

and this is:
15.23.........????????????
Answer:
First box: 15 * 10^10.
Second box: 300,000,000 meters per second.
Third box: 48 * 10^-13 meters.
Fourth box: 167 * 10^-29 meters.
Step-by-step explanation:
These should be correct! I put them in order from the top empty box to the bottom empty box!!!
Please mark brainliest if correct!!!
<span>1.14×10^3 = 1.14 x 1,000 = 1, 140
answer
</span><span>1,140</span>