a. The events are mutually exclusive, so

b. For the same reason,

Another way to see this is to use the result from part (a), and the inclusion/exclusion principle:

and the right side reduces to 0.
c. Same as (b),

d. Same as (b),

We can also use the distributivity rule for unions and intersections to write

e. If the
is the complement of
, then by DeMorgan's law,

1.26cm/1ft * 30ft = 37.8cm
37.8cm/6.3cm=6
Your model would be six toothpicks tall.
Answer:
2^20/3^8
Step-by-step explanation:
I believe the answer is 4 points. Hope this helps!
Answer:
88
Step-by-step explanation:
8*8=64
6*4=24
64+24=88
88 stamps