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almond37 [142]
2 years ago
7

Three times the sum of a number and seven is greater than five times the number less thirteen

Mathematics
1 answer:
Vlad [161]2 years ago
8 0
3x(d+7) < 5d-13 (I think it is
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Some nicotine contained I have zero
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2 years ago
If a party hat has a radius of 3 inches, what is the area of the circular base?
Slav-nsk [51]

Answer:

A=9\pi\ in^2

Step-by-step explanation:

<u>Area of a Circle</u>

A circle is a geometric shape where all the points on its circumference are at the same distance to a fixed point called center. The radius is the distance from the center to any point of the circumference.

The relation of the length of the circumference to the radius is an irrational number called pi (\pi\approx 3.141592).

Another interesting relation in a circle is the area it occupies in a 2D space. Being r the radius of the circle, the area is computed by the formula

A=\pi r^2

The party hat has a radius of r= 3 inches. The area of the circular base is computed as follows

A=\pi\cdot 3^2

\boxed{A=9\pi\ in^2}

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2 years ago
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In order to fairly set flat rates for auto mechanics, a shop foreman needs to estimate the average time it takes to replace a fu
Ede4ka [16]

Answer:

ME = 1.96(45)/sqrt(n) 25 = 1.96(45)/sqrt(n) n = (1.96(45)/25)^2 = 6

Step-by-step explanation:

yw

4 0
2 years ago
Mr. Vazquez determines that the area of a bathroom in his house is 25 square feet less than 1/5 of the area of the
slavikrds [6]

Answer:

300

Step-by-step explanation:

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2 years ago
Find the domain and range from the function listed below.
Phantasy [73]

Answer:

Domain; [-1, 3)

Range; (-5, 4]

Step-by-step explanation:

The domain of a function is defined as the set of x-values for which the given function is real and defined. In order to find the domain of the graphed function, we have to determine the lowest and the highest x-values for which the function is defined. From the graph, the least value of x is -1 while the greatest x value is 3 but the function is not defined at this point. Therefore the domain of the function is;

[-1, 3)

On the other hand, the range refers to the set of y-values for which the function is real and defined. The least y-value from the given graph is -5 while the greatest y -value is 4. Therefore, the range of the graphed function is;

(-5, 4]

4 0
3 years ago
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