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Anonymous

# HELP!!! Use scientific notation...?

(2 x 10^5)^-1

x= multiply

Thank you!!!!

### 4 Answers

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- Anonymous9 years agoFavorite Answer
.5*10^-5

5*10^-6

- Richard WLv 59 years ago
(2 x 10^5)^-1

Get rid of the negative exponent by making the whole into a fraction

1 / (2 x 10^5)

Make the numerator into scientific notation

(1 x 10^0) / (2 x 10^5)

Divide

.5 x 10^-5

Move the decimal and add to the exponent

Answer is 5 x 10^-6

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