X= -5 ,y=10 : Z = 1.5
X= -6 ,y=2 : Z = -2.6 (goes on forever so put the line over the 6)
X= 6 ,y=2 : Z = 2.6 (again goes on forever so put the line over the 6)
ABB G Ppppwhbbbsbbsbsbsbsjsjkskenennsn
Answer:
Step-by-step explanation:
Given that X is the number of months between successive payments
Cumulative distribution function of X is

a) PMF of x would be

b) 
Answer:
19
Step-by-step explanation:
If Catriona has 16 more stickers than Peter than the only thing you have to do is subtract and find the difference
Answer:
X<7. Graph 7. Then put a open circle and arrow it going left! And there you go.
Step-by-step explanation:
Add 18 to both sides. Since -2x has a negative, you flip the sign to less than instead of greater than.