so my equation is x^2-30x=-125. i already completed the square but what does it mean when i have to add (b/2)^2
1 answer:
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Answer:0.614
Step-by-step explanation:
Given
Probability he will miss flight if it rains=0.06
Probability he will miss flight it does not rain=0.01
Given the probability of rain=0.21
Therefore Probability that it will not rain=1-0.21=0.79
Probability that he will miss the flight
P(actual raining and he missed the flight| he miss the flight)