The contents of a cell in a spreadsheet are 8.4072168E-6. What number do the contents of the cell represent?

Question

A. 8.4072168 x 10^5
B. 8.4072168 x 10^-6
C. 8.4072168 x 10^-7
D. 8.4072168 x 10^6

Answer 1

The notation "8.4072168E-6" is a way to represent a number in scientific notation, where "E" stands for "times ten raised to the power of".

Thus, "8.4072168E-6" means:

\[ 8.4072168 \times 10^{-6} \]

So, the correct answer is:

B. 8.4072168 x 10^-6