Ranking the given numbers from least to greatest gives; 7 × 10⁻² < 5.518 × 10² < 81 × 10² < 4300 × 10²
How to write numbers in standard notation?
We are given the numbers as;
8.1 × 10³
4.3 × 10⁵
7 × 10⁻²
5.518 × 10²
Converting them to standard form notation gives;
8.1 × 10³ = 81 × 10²
4.3 × 10⁵ = 4300 × 10²
7 × 10⁻² = 0.0007 × 10²
5.518 × 10²
Looking at each of the expressions in standard notation, we can tell that ranking from least to greatest gives;
7 × 10⁻² < 5.518 × 10² < 81 × 10² < 4300 × 10²
Read more about Standard Notation at; https://brainly.com/question/12706127
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