Answer:
The same way you tell if a parabola opens up or down, by the leading coefficient of the variable.
Step-by-step explanation:
Since the x-axis is positive to the right, a positive leading coefficient (3) means it opens to the right. eg. And a negative leading coefficient (-2) means it opens to the left.
ANSWER
0.9738 or 97.38%
EXPLANATION
Given:

Desired Outcome:
Probability that it will last 10 years
z-score for the sample:

p-value
For the z-score of 1.9376, the p-value is 0.9738 or 97.38%
Hence, the probability that it will last longer than 10 years if you randonly purchase one item is 97.38%
Answer:
33.6
Step-by-step explanation:
The following data set shows the numbers of hours that employees at a certain shop worked in one week
34 36 32 40 39 17 35 33 36 34
The mean is the average of the numbers. It is easy to calculate - add up all the numbers, then divide by how many numbers there are.
Hence,

heres a video link
https://virtualnerd.com/algebra-1/linear-equation-analysis/slope-rate-of-change/understanding-slope/rate-of-change-two-points-table
Answer:
-616
Step-by-step explanation:
None of these answers are correct... maybe you entered the equation in wrong. There are no variables so answers B,C, and D would be incorrect. And A is incorrect as well. Again, check the equation... may be wrong.