Answer:
2
Step-by-step explanation:
The degree of this polynomial is 2, since a parabola is drawn. A parabola is a graph of a quadratic equation which has the highest degree of 2.
Step-by-step explanation:
option D 6 units
hope this answer helps you dear..take care!
for the attached question..option C is correct.
Answer:
Good job cory!!!
Step-by-step explanation:
Answer:
Y=-75x+640
Step-by-step explanation:
649 is close to 640
she pays 75 per week
y = 640 -75x
Answer: 7881
Step-by-step explanation:
Given : A certain type of light bulb has an average life of 900 hours, with a standard deviation of 100 hours.
i.e.
Let x be the random variable that represents the length of life of the bulb .
Now , we find the z-score for this :
For x=820
Now, the probability that the length of life of the bulb is more than 820 hours is given by :-
Now, the number of bulbs installed in amusement park =10,000
Then , the number that can be expected to last more than 820 hours :-