1) 9+6 = 15
15+31 = 46
2) (12.5+0) + (1+43.5)
12.5+44.5
= 57
So answer to number 1 is 46
Answer to number 2 is 57
If we look at where it is now, we would have multiplied the x and y values by 1/2. since we are working backwards, lets multiply by 2 instead...giving us the vertex for the pre-image....
J is now (0, -2) multiply by 2
J was (0, -4)
Answer:
this is easy just do 12-(-8)= 12+8=20
so the answer is 20
Step-by-step explanation:
Answer:
a) Mean = 2.6
B) Variance = 9.2
Step-by-step explanation:
We are given the following probability mass function in the question:
a) Mean of random variable
b) Variance of the random variable
