Answer:
1,000
Step-by-step explanation:
1,000,000 x 1,000 = 1,000,000,000
1,000,000,000 has 4 more zeros than 1,000,000 and 1,000 has 4 zeros so there 1000 is the answer.
I have no idea
This question doesn't have enough information for me to answer it.
Answer: 42
Step-by-step explanation
Switch x out with 3
using Pemdas do the exponent first
3^2 is 9
then multiply
5*9= 45
then subtract
45-3=42