aatj7789
aatj7789 aatj7789
  • 04-09-2017
  • Mathematics
contestada

Simplify 8^ -5 over 8^ -3 <-- this is a fraction

A: 1 8²
B: 1/ 8⁸
C: 8²
D: 8⁸

Respuesta :

ryanduan
ryanduan ryanduan
  • 04-09-2017
ok, 8^(-5) divided by 8^(-3) would be 8^(-5-(-3)), because when you divide numbers with the same base, you subtract the exponents. That would be 8^(-2), which I suppose is A
Answer Link

Otras preguntas

A thermometer reading 72*F is placed in a refrigerator where the temperature is a constant 38*F. a) If the thermometer reads 60*F after 2 minutes, what will it
3. Give a reason why b. a river keep flowing even if there's a drought
I NEED HELP PLEASE HELP MEEE
What predictions did you make about Elizabeth in Act 2 The crucible
Life of man There is no difference with the law. Just how much credit has been given to the fearful life?
Need help ASAP!!!!!!
What's the answer? ​
Read the excerpt from Heart of a Samurai. No matter how odd-looking or dangerous they were, Manjiro had to choke down his fear and ask them to help his friends.
Please answer correctly !!!!!!!!!!!!!!! Will mark brainliest !!!!!!!!!!!!!!!!!!!! Please solve !!!!!!!!!!!!!!!!!!!!!
HELP IM BEING TIMED EEEE Read the following sentence. Though some may have described the sound of the bagpipes as beautiful, to Grandpa it sounded like a loud r