Long Mccarthy
06/30/2023 · Senior High School
rite each of the following numbers in standard form:- \( \begin{array}{ll}0.142 & \text { b. } 0.0032\end{array} \)
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Step-by-step Solution
To write the given numbers in standard form (also known as scientific notation), we express them as a product of a number between 1 and 10 and a power of 10.
a. For \(0.142\):
- Move the decimal point to the right until you have a number between 1 and 10. In this case, we move the decimal point one place to the right, which gives us \(1.42\).
- Since we moved the decimal point one place to the right, we multiply by \(10^{-1}\).
Thus, \(0.142\) in standard form is:
\[
1.42 \times 10^{-1}
\]
b. For \(0.0032\):
- Move the decimal point to the right until you have a number between 1 and 10. Here, we move the decimal point three places to the right, giving us \(3.2\).
- Since we moved the decimal point three places to the right, we multiply by \(10^{-3}\).
Thus, \(0.0032\) in standard form is:
\[
3.2 \times 10^{-3}
\]
In summary:
- \(0.142 = 1.42 \times 10^{-1}\)
- \(0.0032 = 3.2 \times 10^{-3}\)
Quick Answer
- \(0.142 = 1.42 \times 10^{-1}\)
- \(0.0032 = 3.2 \times 10^{-3}\)
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