Answer: Do you have a picture of the questions??
Step-by-step explanation:
8. You can graph this or use the summation function on the TI computer.
Answer:
=36
Step-by-step explanation:

About 3.8 hours, if asking for a whole number round to 4
Answer:
faut-il faire les ponits avec le pallergrom de (−2 ; 3), (6 ; 2) (−1 ; 0) ?
Step-by-step explanation: