Answer:
D. Begin at 36 and move four units to the left three times
Step-by-step explanation:
The given expression is 36 - 3(4)
It means "it starts with 36 less 3 times 4."
Here "less" means we have to move to the left
Therefore, the answer is "D. Begin at 36 and move four units to the left three times"
Thank you.
Answer: -1.33 .
Step-by-step explanation:
Formula to find the Z-score :

Given: Mean = 191 and Standard deviation = 21
Then , the z-score corresponding to the expected value of 163 will be :

Hence, the z score corresponding to selling 163 inhalers is -1.33 .
Answer:
Step-by-step explanation:
A The axis of symmetry of a parabola will always pass through the vertex. TRUE!
B The axis of symmetry of a parabola will sometimes pass through the vertex. FALSE!
C The axis of symmetry of a parabola will never pass through the vertex. FALSE
-2 plus -2. hope it helps