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saveliy_v [14]
3 years ago
10

Does any one understand these questions explain if you can.

Mathematics
1 answer:
maw [93]3 years ago
3 0
1) 136 is the circumference of a circle with what area? we know C=πd.
136=πd
136/π=d
d=43.290 so the radius is half that, or
r=21.645
taking area as our measure of size,
A=πr²
A=π•21.645²
A=1471.855. answer C is closest. difference is in how they and I rounded

2) c, e, and f
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Given the weekly demand curve of a local wine producer is p= 50-0.1q, and that the total cost function is c= 1500+ 10q, where q
Mamont248 [21]

Answer:

Step-by-step explanation:

From the given information:

a) To express the weekly profit as a function of price

Cost =C(q) = 1500 + 10q

Revenue = p×q = (50 − 0.1q)×q = 50q - 0.1q²

Revenue = 50q - 0.1q²

Weekly profit = Revenue - Cost

P(q) = (50q -0.1q²) - (1500 + 10q)

P(q)= -0.1 q² + 40 q - 1500  

However, q = 500 - 10 p using p = 50 − 0.1q

P= -0.1 (500 - 10 p)² + 40 (500 - 10 p) - 1500

P= -10 p² + 600 p - 6500

b)

The price at which the bottle of the wine must be sold to realise a maximum profit can be determined by finding the derivative and then set it to 0  

P' = 0

= -20p+600 = 0

20p = 600

p = 600/20

p = $30

c)

The maximum profit that can be made by the producer is:

P= -10(30)² + 600(30) - 6500

P = - 9000 + 18000 - 6500

P = $2500

5 0
3 years ago
Factor the quadratic expression completely. 6x^2−13x+6
Ilia_Sergeevich [38]

Answer:

(2x - 3)(3x - 2)

Step-by-step explanation:

(2x - 3)(3x - 2) = 6x^2 - 9x - 4x + 6 = 6x^2 - 13x + 6

thank, 5 star, and brainliest if helpful!

8 0
3 years ago
7×[(9+8)-(12-7)] can you help​
Yuki888 [10]

Answer:

84

Step-by-step explanation:

7*[(9+8)-(12-7)]

= 7*[17-5]

= 7*12

= 84

7 0
2 years ago
Read 2 more answers
Please help me it's urgent ​
SVEN [57.7K]

Q4:

second choice

Q5:

first choice

Hope I helped :)

8 0
2 years ago
How can you best describe a stop sign using polygons? The sign has sides, so it is. It appears to be because the sides and angle
vova2212 [387]

The stop sign is an octagon or regular polygon.

It is given that a stop sign has 8 sides.

It is required to describe the sign using a polygon.

<h3>What is a polygon?</h3>

It is defined as the flat planner geometry in two dimensions with a closed shape there are two types of polygon one is irregular in which the angle and sides are not equal and the second one is a regular polygon in which sides and angles are equal called regular polygon.

We have a stop sign that has 8 sides.

As we know the definition of a polygon they are planner geometry and in a regular polygon, the sides and angles are equal called regular polygon.

The stop sign has 8 if we assume they are all equal sides and angles then we can say that the stop sign is an octagon(in which the number of sides is 8) or a regular polygon.

Thus, the stop sign is an octagon or regular polygon.

Learn more about the polygon here:

brainly.com/question/17756657

4 0
2 years ago
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