An E. coli bacterium has a diameter of about 5×10^-7 meter. Write this measurement as a decimal in standard notation. Explain .

Question

7nadin3 [17]

3 years ago

9

An E. coli bacterium has a diameter of about 5×10^-7 meter. Write this measurement as a decimal in standard notation. Explain .

plz answer my question I really need to know this thx.

Mathematics

1 answer:

Archy [21] · Answer 1 · 2022-06-20T20:27:14+03:00

Archy [21]3 years ago

7 0

5<span>×</span>10^-7 = 0.0000005
When 10 is to a negative power, you move the decimal to the left because the number is less than positive 1. Here 10 is to the power of -7, so you move the decimal (which is after/behind 5) to the left 7 times.