27x³ + 54x² + 36x + 8 is the expanded form of what binomial expression?
1 answer:
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The number of applicants is 20.
a).The number of ways 20 applicants can be split into two jobs is a question of combination as arrangment is not a necessity in this problem.
b).The number of ways in which 20 applicant can be split into these two jobs categories can be determined as,
Thus, there will be 21 ways in which the jobs can be split into these two categories.
We have 11 members at the city council meeting, 4 voted in favour of a budget increase.
The possible groups of council members who could have voted in favour can be found using the combination formula which is used when we want to group items, in this case, we are grouping people.
Here is the formula;
Where n = Total members on the city council = 11
and r = members that voted in favour = 4
We will then solve this to be
This implies that there are 330 possible groups of council members who could have voted in favour.
ANSWER: 330
