Question

which is equal to 8^-10/8^5 ?
a. 8^50
b. 8^-15
c. 8^-5
d. 8^-2

Answer 1

\[\frac{ a^b }{ a^c }=a^{b-c}\]

Answer 2

thus \[\frac{ 8^{-10} }{ 8^5 }=8^{-10-5}=?\]

Answer 3

thats what i thought so the answer would be c . 8^-5

Answer 4

no

Answer 5

aahhh i see now 8^-15

Answer 6

yeah

Answer 7

thanks again !

Answer 8

:)