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leva [86]
3 years ago
12

How does the y-intercept appear in these three representations: table,equation,and graph?

Mathematics
2 answers:
devlian [24]3 years ago
6 0
In a table it's  EXAMPLE: Cars/Drivers the cars is x and the drivers is y(y-intercept). In an equation, EXAMPLE using y=mx+b the b is the y-int., and in a graph it is (x,y) the y being the y-int.
Vikentia [17]3 years ago
6 0

Answer:

Table: The y coordinate value corresponding to x = 0

Equation: c is the y-intercept.

Graph: curve passes the y- axis

Step-by-step explanation:

We have to find how does the y-intercept appear in these three representations: table,equation,and graph.

Y-intercept:

  • The y-intercept of this line is the value of y at the point where the line crosses the y axis.
  • Thus, y-intercept is the value of y when x is 0.

In table:

The table shows the x coordinate and the corresponding y coordinates. The y coordinate value corresponding to x = 0 in the table is the y intercept.

In equation:

The slope intercept form of straight line is given by:

y = mx + c

where m is the slope of the line and c is the y-intercept.

In graph:

The point on the graph where the curve passes the y- axis that is the x value is zero.

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M = 1/2 (0, -3)<br> Write the equation of a line using slope intercept form
marshall27 [118]

Answer:

y=\frac{1}{2}x-3

Step-by-step explanation:

slope intercept form is y=mx+b

b is y intercept

so we plug the coordinate into the equation

-3=\frac{1}{2}(0)+b

-3=b

so y intercept is -3

so we then write our equation which is,

y=\frac{1}{2}x-3

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3 years ago
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a theater has two screens and shows its movies continuously. a 30 minute documentary is shown on one. a 120 minute film is shown
BigorU [14]
Answer:
120 minutes

Explanation:
The film starts at noon (12pm) and takes 120 minutes or 2 hours meaning it will stop and replay at 2:00pm. The documentary is 30 minuets meaning it will finish and replay again at 12:30, 1:00, 1:30 then at 2:00.
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Maylin goes to her local sporting goods store to buy socks and jogging shorts. Socks cost​ $10 per pair and jogging shorts cost​
PolarNik [594]

Answer:

Maylin should purchase one unit of each socks & jogging shorts.

Step-by-step explanation:

In case of two goods, consumer is at equilibrium when marginal utility per dollar spent on last unit of the goods are equal, ie MU 1 / P1 = MU 2 / P2 (MU are the marginal utilities / marginal benefit of two goods, P are the price of two goods)

Given : MU1 (So) = 20, MU2 (JSh)  = 30, P1 (So) = 10, P2 (JSh) = 15

So, equilibrium is at where MU1 (So) / P1 (So) = MU2 (JSh) / P2 (Jsh)

20/10 = 2, & 30/15 = 2.  MU's per dollar are equal for both.

So Maylin is in equilibrium, she should purchase one unit of each socks & jogging shorts.

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yaroslaw [1]

Well, we can be sure that whatever the width is, we can call it ' W '. Then, from information in the question, the length of the garden is ' 3W '.

Now, the perimeter of a rectangle is (length + width + length + width). Using the fancy algebra labels I just gave them, that's (3W + W + 3W + W). And now I can go through that, add up all the Ws, and get a total of 8W for the perimeter.

But he question tells us that the perimeter is 24 yards, so 8W = 24 yds.

Divide each side of that equation by 8, and we discover that W = 3 yds. And if THAT's true, then 3W = 9 yds. Bada bing ! We have the dimensions of the garden.

It's 3 yards wide and 9 yards long.

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