First we combine the parenthesis to get 9/(-2-i) then we multiply both the numerator and the denomenator by the conjugate of -2-i (whic is -2+i) to get (-18+9i)/5
Answer:5m
Step-by-step explanation:
3m +m+m=5m not 3m +2
Answer:
1.2 laps per minute
Step-by-step explanation:
divide laps/minutes.