Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown.
Online "^" is used to indicate an exponent, e.g., x^2 = x squared.
I assume you mean 3 * 10^-5.
10^-5 = .00001 * 3 = ?
The diameter of a xylem cell in a redwood tree is 3.0 x 10-5 meters. What is the diameter of the cell in standard notation?
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