I think the answer is letter B
Answer:
D just imagine a straight flat line going through y=4
Answer:
J 1
--------
x^2 -x
Step-by-step explanation:
x+1
----------
x^3-x
Factor out an x in the denominator
x+1
----------
x(x^2-1)
We can factor the terms in the parentheses because it is a difference of squares
x+1
----------
x(x-1) (x+1)
Canceling the x+1 terms
1
----------
x(x-1)
Distribute in the denominator
1
--------
x^2 -x
For question 4 the answer is yes and for question 5 the answer is false
Solution:
Given the mean and standard deviation;

The z-score formula is;

(a)

(b)

(c)