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Jobisdone [24]
3 years ago
15

Describe what the vertical line test is used for.

Mathematics
1 answer:
kobusy [5.1K]3 years ago
5 0
The vertical line test is used to tell if a graph is a function or not. To pass a vertical line test, you would have to be able to draw a vertical line anywhere on the graph and two points can't be hit. Linear functions will pass the vertical line test, while a horizontal quadratic function will not.
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What is 82 divided by 4 in whole numbers
mr_godi [17]
It would 20.5, but rounded off would be 21
8 0
3 years ago
Question 2
xz_007 [3.2K]

The correct answer is: x = 8 (Option D)

Explanation:

Given ΔABC≅ΔDFE (Triangle ABC is congruent to triangle DFE).

It means that angle B is congruent to angle F, and C is congruent to E ( likewise A is congruent to D). By using this argument, we can say that, BC≅FE. Consequently, we can safely say that the lengths of those sides are also equal in measure. Therefore,

BC = 20

FE = 3x - 4

Since,

BC = FE (By using congruence statement mentioned above)

20 = 3x - 4

3x = 20+4

3x = 24

x = 8

Hence the correct answer is: x = 8

6 0
3 years ago
Stefanie bought a package of pencils for $1.75 and some erasers that cost $0.25 each. She paid a total of $4.25 for these items,
melamori03 [73]

Answer:

Stefanie bought 10 erasers

Step-by-step explanation:

We can establish the following equation:

TP = NP*PP + NE*EP

Where:

TP = Total price; (4.25)

NP = Number of pencil packages; (1)

PP = Pencil Package's Price; (1.75)

NE = Number of erasers; (What we are looking for)

EP = Erasers Price; (0.25);

Then:

4.25 = 1*1.75 + NE*0.25;

4.25 - 1.75 = NE*0.25;

2.5/0.25 = NE;

10 = NE.

5 0
4 years ago
20. Solve 4 - 2(b - 6) = 12<br><br>b = 2<br><br>b = 12<br><br>b = -2<br><br>b = -10​
Maurinko [17]

Answer:

<h2>b=2</h2>

Option A is the correct option.

Solution,

4 - 2(b - 6) = 12 \\ or \: 4 - 2b + 12 = 12 \\ or \: 4 + 12 - 2b = 12 \\ or \: 16 - 2b = 12 \\ or \:  - 2b = 12 - 16 \\ or \:  - 2b = -  4 \\ or \: b =  \frac{ - 4}{ - 2}  \\ b = 2

Hope this helps...

Good luck on your assignment..

3 0
3 years ago
Read 2 more answers
HELPPPPPPPPPP PLEASE ​
Vlad1618 [11]

Answer:

a) 27. b) 8/3

This is your answer ☺️☺️☺️

3 0
3 years ago
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