Answer:
It depends on what teacher you have.
Step-by-step explanation:
Both are very important.
Answer:9
Step-by-step explanation:
The different that the number has been changed 90 degree so they have change the negative to positive and positive to negative sign
Answer:
before you asked this question did you look it up
Step-by-step explanation:
Answer:
i have no clue
Step-by-step explanation: