Answer:
Interval positive and negative
The positive regions of a function are those intervals where the function is above the x-axis. It is where the y-values are positive (not zero). The negative regions of a function are those intervals where the function is below the x-axis. ... y-values that are on the x-axis are neither positive nor negative.
Step-by-step explanation:
Answer:
12 1/9
Step-by-step explanation:
Answer:
27
I'm not sure how to explain it
Answer:
1236
The first four-digit number where all the digits are different, one being bigger than the one after it.