Keri is simplifying 5·10^−3.
1. Which could be the first step to use when simplifying the expression?
A) 5 · 10^−3 = 5(10)^1/3
B) 5 · 10^-3 = 1/50^3
C) 5 · 10^−3 = 1/50^1/3
D) 5 · 10^−3 = 5(1/10^3)

2. Which is equivalent to
8/10^2?
A) 800
B) 1/80
C) 80
D) 100/8

1. D

2. A

Step-by-step explanation:

Q1. Kerry is simplifying

By the definition of negative powers,

Hence,

So, the first step in simplifying the expression is

Q2. Given the expression

First, use the definition of negative powers:

Thus,

c

step-by-step explanation:

at least i think its

step-by-step explanation:

duck you