Question

Please help :(

15^-4
------
15^5

Answer 1

@SheldonEinstein

Answer 2

@gaby6 @surdawi

Answer 3

@ghazi

Answer 4

@bigboss123

Answer 5

Just subtract the powers.. :)

Answer 6

@Miyuru I know but wouldnt it be 15^-9 its not a answer Help please

Answer 7

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

Answer 8

15^-9 is correct

Answer 9

Well what I get is this...\[\frac{15^{-4}}{15^5}=\frac{1}{15^{9}}\]

Answer 10

15^-9 = 2.6*10^-11

Answer 11

Which expression is equivalent to (7^3)-2?
1. 1
-------------
7*7*7*7*7*7

2. 7

3. 1
-------------------
6*6*6*6*6*6*6

4. 1
__
7

Answer 12

Well what do you get for the answer ?

Answer 13

@Miyuru 1.