Answer:
4520 Fans
Step-by-step explanation:
1980
+ 2540
-------------
4520
Answer:
792
Step-by-step explanation:
Hope that helps!
<em>ps. I attached a sheet of trigonometry identities</em>
Answer:
Step-by-step explanation:
Given
Poisson distribution is given by:
Solving (a): 8 bugs
This implies that:
So, we have:
Solving (b): At least 8 bugs
This is represented as:
Using complement rule:
Where
So:
Solving (c): At least 1
This is represented as:
Using complement rule:
So:
Solving (d): Not more than 1
This implies at most 1.
It is represented as:
It is calculated using:
So:
Answer:
-2*3
Step-by-step explanation:
If she had to refund $2 for each cup (-2) and she refunded 3 cups (3) she would lose a balance of -2*3.