56.1k views
1 vote
 What is the value of expression? 


5−8 • 5−4

1 Answer

1 vote
5 − 8 • 5 − 4 = 5 − 40 − 4 = −35 − 4 = − 39

5^{-8} • 5^{-4} = 5^{-8+(-4)} = 5^{-12}
User Andreas Gelever
by
7.8k points

No related questions found