<h2>Explanation:</h2>
Here we need to solve some expressions. Remember the following rules:
Then, from the left side:
from the right side:
The polynomial of degree 3, P(x), has a root of multiplicity 2 at x=4 and a root of multiplicity 1 at x=−2. The y-intercept is y
1 answer:
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Among 180 people 27 are managers, 100 are floor assistants and the rest are helpers. Under the rest we mean 180-27-100=53 people.
The event "randomly selected employee is not a floor assistant" is the same as "randomly selected employee is manager or helper". You can count that in total 27+53=80 people form the set of managers and helpers.
Then the probability that randomly selected employee is not a floor assistant is
Answer: