<span>a) This is the sum of the probabilities of winning in 1, 2 or 3 boxes.
0.02 + (0.98*0.02) + (0.98*0.98*0.02) = 0.0588
b) Exactly three boxes requires the first two to lose.
(0.98*0.98*0.02) = 0.0192
c) This is the complement of answer for a).
1-.0588 = .9412</span>
Answer:
There are two real roots because b²>4ac
in the equation, b²= 9² = 81.
4ac = 4×-4×-12= 72
Answer:
the formula for a square pyramid is 
so I THINK its B please do not base ur answer from my opinion
Step-by-step explanation:
Answer:
add 1 and subtract 1
Step-by-step explanation:
so if u add and subtract 1. take 5. 5+1 and -1 is 4 and 6
Hope this helps :D
