Which is the best estimate for written in scientific notation?

For this case we have the following multiplication:

We can rewrite the multiplication in the following way:

Then, by properties of powers we have:

In the multiplication if we have the same base, the exponents are added:

Finally, we multiply both numbers in the parenthesis on the left and add the exponents in the parenthesis on the right:

Rewriting the result as scientific notation correctly, we have:

The equivalent expression is given by:

option 1

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step-by-step explanation:

answer: 10 meter

step-by-step explanation:

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