Question

can someone help me with a question? i'll give a medal

Answer 1

Multiply (2.0 ⋅ 10−4) ⋅ (3.1 ⋅ 10−20). Express the answer in scientific notation.

6.2 ⋅ 10−80
6.2 ⋅ 10−24
6.2 ⋅ 1024
6.2 ⋅ 1080

Answer 2

sorry some of the numbers wont show as exponents

Answer 3

Which numbers are exponents?

Answer 4

um hold on i'll screenshot it instead

Answer 5

\[2\times 10^{-4}\times 3.1\times 10^{-20}\]

Answer 6

multiply \(2\times 3.1\) and add the exponents

Answer 7

ok

Answer 8

is it negative 24 above 6.2?

Answer 9

\[2\times 10^{-4}\times 3.1\times 10^{-20}\]...
can be re-written as \[(2)(3.1)(10^{-4})(10^{-20}).\]

Answer 10

Can you draw on past experience to multiply the last 2 factors together?

Answer 11

how do i do that?