A calculator displays 7.859E


5. How do you write 7.859E

5 in standard form?

1 answer

The notation "7.859E–5" is a way to represent a number in scientific notation, where "E" stands for "exponent." In this case, "E–5" means to multiply by \(10^{-5}\).

To convert \(7.859E–5\) into standard form, you can express it as follows:

\[ 7.859 \times 10^{-5} \]

This means you take the number \(7.859\) and move the decimal point 5 places to the left, which gives you:

\[ 0.00007859 \]

So, \(7.859E–5\) in standard form is \(0.00007859\).