1 answer:
Well I know 40+30+20= 90. If that is not what you are looking for then you need to clarify what you are asking.
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Answer: l = 82.5m
Step-by-step explanation:
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Answer:
D). 8.
Step-by-step explanation:
Each quarter will come up heads or tails - that is 2 possibilities.
So for 3 tosses the number of outcomes is 2*2*2 = 8.
Answer:
she has D=40, and Q=60
Step-by-step explanation:
Answer:
From quadratic formula:
Q=1+168=169
X1,2=1±13/28=>
X1=14/28=1/2
X2=12/28=3/7
(X-X1) (X-X2) =0=>
(X-1/2)(X-3/7)=0
Answer: k=65
Step-by-step explanation:
