Evaluate the expression below when x = 9 and y = 12. 4(x + 6) - 3(y + 4)
1 answer:
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Answer:
468 ways
Step-by-step explanation:
Given: A catering service offers 5 appetizers, 4 main courses, and 8 desserts
To find: number of ways a customer is to select 4 appetizers, 2 main courses,and 3 desserts.
Solution:
A permutation is an arrangement of elements such that order of elements matters and repetition is not allowed.
Number of appetizers = 5
Number of main courses = 4
Number of desserts = 8
Number of ways of choosing k terms from n terms =
Number of ways a customer is to select 4 appetizers, 2 main courses,and 3 desserts =
So, this can be done in 468 ways.
Answer:
16 pi cubic units
Step-by-step explanation:
Given that a region is bounded by
And the region is rotated about x axis.
We can find that here radius would be y value and height would be dx
So volume would be as follows:
If f(x) is rotated about x axis volume
=
cubic units.