Answer:
<h2>(c) 8</h2>
Step-by-step explanation:
The number of elements in a power set = the number of subsets of a set
Formula:
Let S be a sent ,the number of elements of the power set of S =

Where card(S) = number of element of S itself.
=======================================
In this case :
Card(S) = 3
Then
the number of elements of the power set of S =

Answer:
19 in.³
Step-by-step explanation:
We have been given that Jay created a model of a building from two rectangular prism. One building has a volume of 15 Cubic inches. The model had a total volume of 34 in.³ We are asked to find the volume of the other building.
We know that total volume of model will be equal to sum of volume of two buildings.




Therefore, the volume of the other building is 19 in.³
Let’s let s = sale price per package
r = =regular price per package
c = cost savings.
Answer: c= 3r – 3s
Answer:
Step-by-step explanation:
Go to Khan Academy and type in Solving linear systems the matrices (video).