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bekas [8.4K]
2 years ago
9

While on a trip, you notice that the video screen on the airplane, in addition to showing movies and news, records your altitude

(in kilometers) above the ground. As the plane starts its descent (at time x = 0), you record the following data: Time, x (min.) Altitude, y (km) 0 12 2 10 4 8 6 6 8 4 10 2 If you were to graph this information, the resulting line would represent a linear function. Using this information from the table and the information on your graph, by how much does the altitude of the plane change for each three-minute change in time during the descent.
Mathematics
2 answers:
photoshop1234 [79]2 years ago
5 0

Answer:

C??

Step-by-step explanation:

mixas84 [53]2 years ago
3 0

Answer:

It descends 3 km.

Step-by-step explanation:

The rate of change is the slope. The formula for slope is

m=\frac{y_2-y_1}{x_2-x_1}

Using the first two points, (0, 12) and (2, 10), we have

m = (10-12)/(2-0) = -2/2 = -1

This means the plane descends 1 km per minute.  This means in 3 minutes' time, the plane descends 3 km.

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You are having a meeting with the CEO of a soda company. You have interpreted the number of cans of soda produced versus profit
LenaWriter [7]
The shape of the graph is similar to the letter W; however, the region of interest will lie on the right of the origin, which means only the right half of the W(a negative number of cans cannot be produced). The profit produced will be maximized if the number of cans produced is greater than 3. The company will be at a loss if the number of cans produced is near 2.5. The break even situations are present if the company produces 2 or 3 cans.
4 0
2 years ago
1.488 divided by 2.1 rounded to nearest tenth
Neko [114]
The answer should be 0.70
7 0
2 years ago
Annika sells 6 inch pies for $5.00 and 8 inch pies for $9.00 each. Last week she sold twice as many 6 inch pies as she did 8 inc
Alina [70]
The question is
Find the values of x and  y

Let
x---------> the number of 6-inch pies Annika sold 
y--------> the number of 8-inch pies Annika sold 

we know that
x=2y------> equation 1
5x+9y=133---> equation 2
substitute the equation 1 in equation 2

5*[2y]+9y=133
10y+9y=133
19y=133
y=7
x=2y-----> x=2*7-----> x=14

the answer is
the number of an 6-inch pies is 14
 the number of an 8-inch pie is 7
7 0
2 years ago
Find the volume of a right circular cone that has a height of 5.9 in and a base with a diameter of 11.2 in. Round your answer to
schepotkina [342]

Answer:

Step-by-step explanation:

volume=1/3×πr²h

=1/3π×(11.2/2)²×5.9

=1/3×22/7×(5.6)²×5.9

≈1/3×22×5.6×8×5.9

≈1938.3 in³

6 0
2 years ago
An earth satellite remains in orbit at a distance of 11550 km from the center of the earth. what speed would it have to maintain
marishachu [46]
<span>11,550 km has to be changed to 11,550,000 meters

G · m · t² = 4 · π² · r³  we can change that to
</span>t² = (4 · π² · r³) / <span>(G · m )
t^2 = 4*PI^2*r^3 / (G*m)
</span>t^2 = 4*PI^2*<span>(11,550,000)^3 / 6.67*10^-11*5.98*10^24kg
t^2 = </span> <span> <span> <span> 6.083*10^22 </span> </span> </span> <span><span> </span> </span> / <span> <span> <span> 3.9</span></span></span>9 * 10^14
t^2 =  <span> <span> <span> 152,500,000</span></span></span>
t = <span>12,350 seconds
</span>and its orbital distance it travels is 11,550 * 2*PI = 70,050 kilometers

Therefore, it is traveling at 70,050 km / 12,350 second which equals
5.67 km per second which  <em>is 5,670 meters per second.</em>


Source:
http://www.1728.org/kepler3a.htm



4 0
2 years ago
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