Posted by **Bryan** on Monday, December 15, 2008 at 1:01pm.

Divide and write the result using scientific notation

the 8 and -4 is to the second power

8x10(8)

4x10(-4)

I plugged it in the calculator this way

(8x10^8)/(4x10^-4)

it gave me this as the result

2 E 12

- Math Check -
**gucwin**, Monday, December 15, 2008 at 1:36pm
2E12 means 2*10^12 , so your calculation is correct

- Math Check -
**Bryan**, Monday, December 15, 2008 at 1:37pm
how would I have known E equals 10. how you get that?

- Math Check -
**gucwin**, Monday, December 15, 2008 at 5:31pm
I have been using scientific notation for like 20 years, so I don't remember how I get that, sorry...

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