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Neko [114]
3 years ago
15

Given A = {a, b, c}, how many subsets does A have including ∅? 4 7 8

Mathematics
1 answer:
Minchanka [31]3 years ago
6 0

Answer:

8 is the answer

hope this helps you.

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Find the other two vertices of a square with one vertex at (0,0) and another at<br> (4,0)
Natalka [10]

The first one is (4,4)

and the second one is (0,4)

Have a good day!!!

7 0
2 years ago
Read 2 more answers
Write equation line that passes through (2,2) and is parallel to line y=3x+9
White raven [17]

Answer:

Step-by-step explanation:

The slope is in the given line. It is the number in front of the x which is 3.

So far what you have is

y = 3x + b

Now use the point to find b

x = 2

y = 2

Substitute

y = 3*2 + b

2 = 6 + b

2 - 6 = b

b = - 4

y = 3x - 4

4 0
3 years ago
What is the length of AC?
sladkih [1.3K]
When the question says that triangle ABC ~ triangle DEF, that means the triangles are similar. This means that their proportions are the same.
In triangle ABC, side length AB is the equivalent of side length DE in triangle DEF.

Since the proportions must be the same, we can take the known side from triangle ABC, find the equivalent of it on triangle DEF, and find the proportions.
We already found that side length AB ~ side length DE.
Now we can divide the lengths to find the proportions.
28 / 8 = 3.5
This means that each side on triangle ABC will be 3.5 times greater than the equivalent side on triangle DEF.

The length of AC in triangle ABC is 3.5 times the length of DF in triangle DEF.
Side length DF is 10.
Multiply 3.5 by 10 to get the length of AC.
3.5 • 10 = 35
So the length of AC is 35 units.

Answer:
Side length AC in triangle ABC is 35 units.

Hope this helps!
7 0
4 years ago
Maria said that -4n + 3 +9n - 4 is equivalent to 4n. What error did maria likely make?
ivann1987 [24]
Maria combined all of the factors, which were not all like terms. She should’ve did -4n+9n and 3-4 to get 5n-1
8 0
3 years ago
Read 2 more answers
How do I solve y=x+3
alexgriva [62]
I believe you would put it on a graph
8 0
4 years ago
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