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Veseljchak [2.6K]
3 years ago
12

Please please help me out!!!!!!!!!!!!!!!!!!!!!!!!!!

Mathematics
2 answers:
Vitek1552 [10]3 years ago
8 0

Step One

Find the slope

y2 = 79; y1 = -20; x2 = 9; x1 = -2

<u>Formula</u>

m = (y2 - y1) / (x2 - x1)

<u>Solve</u>

m = (79 - - 20) / (9 - - 2)

m = 99/11

m = 9

Step Two

Set up the equation. Use (-2,-20) as the point.

(y - -20) = 9(x - - 2)

y + 20 = 9(x + 2 )


nexus9112 [7]3 years ago
4 0
I hope it can help you

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The number of ferryboat trips r(c) needed to transport c cars in 1 day can be found using the function f(c)=c/20. If there are n
xz_007 [3.2K]
<h2>Hello!</h2>

The answer is:

The range of the given function, f(c) is

f(c)\leq 250

<h2>Why?</h2>

To solve the problem we need to remember that a function is a relationship between an input usually called "x" (domain) and an output, usually called "y" and it's also the range of the function.

f(x)=y

We are given a relationship (a function) between the ferryboat trips "c" and the number of cars transported per day.

f(c)=\frac{c}{20}

Also, we know that there are not more than 5000 cars transported by the ferryboat, so, let's make this value our input, in order to find the output (range) of the given function.

So, if

c=5000

Evaluating, we have:

f(5000)=\frac{5000}{20}=250

Hence, the range of the function knowing that there are not more than 5000 cars transported by the ferryboat (daily) the range is all the numbers that are less or equal to 250.

f(c)\leq 250

Have a nice day!

8 0
3 years ago
The graph of f(x) = 2x + 1 is shown below. Explain how to find the average rate of change between x = 2 and x = 5. (10 points) G
levacccp [35]
First we need to find f(2) and f(5), which are 5 and 11 respectively; all you have to do is plug in 2 and 5.

Then, we use the following formula:

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Finally, we plug our values in:

(11-5)/(5-2)=6/3=2

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4 0
3 years ago
What’s the answer to 5-x(5-x)
aliya0001 [1]

Answer:

x^2 - 5x + 5

Step-by-step explanation:

<u>Step 1:  Distribute</u>

5 - x(5 - x)

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x^2 - 5x + 5

Answer: x^2 - 5x + 5

7 0
4 years ago
Read 2 more answers
Don't understand the measure
Anuta_ua [19.1K]
Hello,

\widehat{ABD}=\frac{180-40}{2}=70 (sum of angles of a triangle=180°)

\widehat{ABE}=180-70=110 supplementary angles

\widehat{ABE}=\widehat{DCF} translation BC

\widehat{BCF}=110-40=70 image of the angle DAB by the axis symmetry DB

\widehat{BCF}=\widehat{BEF} opposed angles of a parallelogram
are supplementary.

\widehat{BEF}=\widehat{HEG} opposed angles by the vertex

\widehat{HEG}=\widehat{IHE}=70 alterne-interne angles (sorry for the words English is difficult for me)



















8 0
4 years ago
Mrs.Afonzo purchased 2 pounds of chocolate candies and gave them equally to 4 children and her husband. How many pounds of choco
Olegator [25]

Answer:

0.4 pounds of chocolate candies

Step-by-step explanation:

The number of people in her family = 5 people

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Hence, the pounds of chocolate candies she gave to each person in her family equally is

= 2 pounds of candies/5 persons

= 0.4 pounds of chocolate candies

4 0
3 years ago
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