Question

What is the value of expression?

5^−8 • 5^−4

A.
5^32

B.
5^4

C.
5^−4

D.
5^−12

Answer 1

\(\Large5^{-8} * 5^{-4}\)

Answer 2

when there is a multiplication with powers you add powers

Answer 3

ok

Answer 4

understand?

Answer 5

i think so

Answer 6

If you're not 100% feel free to ask more questions

Answer 7

d?

Answer 8

http://www.onlinemathlearning.com/image-files/387x248xari121.gif.pagespeed.ic.vFV2Lan_oa.png

^^ this may help you, other exponential rules listed here.

Answer 9

yes =)

Answer 10

thanks lol :)