The given problem involves finding the radius of gyration of a plate covering a specific region with respect to the y-axis. The radius of gyration is a measure of how far the mass of an object is distributed from its axis of rotation, and it is defined as the square root of the ratio of the moment of inertia to the mass of the object. The moment of inertia is a measure of an object's resistance to rotational motion and is defined as the integral of the square of the distance from each point in the object to the axis of rotation, multiplied by the density of the object. In this problem, we are given a specific plate covering the region bounded by x = 3, x = 6, y = 0, and y = 3, and we are asked to find its radius of gyration with respect to the y-axis. To do this, we need to first find the moment of inertia of the plate with respect to the y-axis, which involves integrating the product of the density of the plate and the square of the distance from each point in the plate to the y-axis. By applying the appropriate formula and solving for the radius of gyration, we can obtain an exact answer. The concept of moment of inertia and radius of gyration are important tools in physics and engineering and have many applications in the analysis of systems and structures.
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The radius of gyration of the plate with respect to the y-axis is approximately 0.87 units.
To find the radius of gyration (Ry) of the plate bounded by x=3, x=6, y=0, and y=3 with respect to the y-axis, we first need to determine the area (A) and the second moment of area (Iy) of the rectangular plate.
The dimensions of the rectangular plate are given as follows: width = 6 - 3 = 3 units, height = 3 units.
1. Calculate the area (A):
A = width × height
A = 3 × 3
A = 9 square units
2. Calculate the second moment of area (Iy):
Iy = (1/12) × base × height³
Iy = (1/12) × 3 × (3³)
Iy = (1/12) × 3 × 27
Iy = 6.75 square units
3. Calculate the radius of gyration (Ry):
Ry = √(Iy/A)
Ry = √(6.75/9)
Ry = √(0.75)
Ry ≈ 0.87 units
Thus, the radius of gyration of the plate with respect to the y-axis is approximately 0.87 units.
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A caterer charges a flat fee of $345 in addition
to $45 per person to serve food at a family
reunion.
Write an equation to represent the total cost of
hiring the caterer and the number of people
attending the family reunion?
Answer: y = 45x + 345
Step-by-step explanation:
So y is the total cost of hiring the caterer and the number of people attending the family reunion.x represents how many people attend. It is $45 per person, so it would be 45 times the number of people attending, or 45x.345 is the extra amount that is added on and must be paid.So...the equation is y = 45x + 345.Hope this helps!!! :)
I need help with this
The least cοmmοn denοminatοr οf the fractiοn is 24.
What is fractiοn?Part οf a whοle is a fractiοn. The quantity is written as a quοtient in mathematics, where the numeratοr and denοminatοr are divided. Each is an integer in a simple fractiοn. Whether it is in the numeratοr οr denοminatοr, a cοmplex fractiοn cοntains a fractiοn. The numeratοr and denοminatοr οf a cοrrect fractiοn are οppοsite each οther.
Here the given fractiοn is \($\frac{11}{8}\ \text{and}\ \frac{7}{12}\).
We knοw that Least cοmmοn denοminatiοn οf the fractiοn is lοwest cοmmοn multiple. Then, factοrs οf the denοminatοr
8 = 2*2*2
12=2*2*3
Nοw LCD = 2*2*2*3 = 24.
Hence the least cοmmοn denοminatοr οf the fractiοn is 24.4.
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Which ordered pair is a solution of this
equation?
-3x - 7y = 4
Click on the correct answer.
(2,-5)
(-6,2)
(2,-6)
(-5,2)
when inserted to the equation it equals 4
(-3×-6)-(7×2)=4
answer =(-6,2)
Help me please?!!!!!!!!!
Answer:
Last option: f(x) = \(\sqrt[5]{\frac{x}{7} }\)
Hope this helps!
Determine which of the following expressions are part of the greatest common factor of 54 mrt and 27 mr. Select all
situations that apply.
Plz help me
Step-by-step explanation:
54mn⁴ = 2 * 3³ * m * n⁴
27m³n² = 3³ * m³ * n²
Highest common power of 2 = null
Highest common power of 3 = 3³
Highest common power of m = m
Highest common power of n = m²
Hence GCF(54mn⁴,27m³n²)
= 3³ * m * n² = 27mn².
27, m, n² and 9 are factors of the GCF 27mn². Only 18 is not a factor.
Answer:
\(54m {n}^{4} = {3}^{3} \times 2 \times m \times {n}^{4} \\ 27 {m}^{3} {n}^{2} = {3}^{3} \times {m}^{3} \times {n}^{2}\\ \)
GCF of the two expression 27, m, n²,9.
Both of the expression can be divided by 27, m, n², 9 but 18 can't be divided by 27m³n².
I NEED HELP ASAP ! THIS IS FOR A PAST DUE QUIZ. THEY ARE GIVING ME ONE MORE CHANCE
Answer:
3b/2 + 3
Step-by-step explanation:
The formula to calculate perimeter of rectangle is 2l + 2w
The length is half the width so length is 1/2 (b/2 +1), which when simplified is b/4 + 1/2
Using the formula to calculate perimeter you can substitute and calculate
p= 2l + 2w
p= 2(b/4 + 1/2) + 2(b/2 + 1)
p= 2b/4 +2/2 + 2b/2 +2
p= 1/2b + 1 + b + 2
p= 3/2b + 3
Simplified it's 3b/2 +3
help me please
−|a+b/2−c when a=123 , b=−1 , and c=−3
Enter your answer as a simplified fraction in the box.
Answer:
64
Step-by-step explanation:
123+(-1)/2-(-3)=
122/2=61
61+3=64
Express the rate as a unit.
$14.40 for 4.5 pounds of beef
The unit rate of the beef if it cost $14.40 for 4.5 pounds of beef is $3.2 per pound
What is the unit rate?The unit rate is the cost of each unit of an item at a particular time.
Cost of 4.5 pounds of beef = $14.40
Unit rate of beef = Total cost / Total pounds
= $14.40 / 4.5
= $3.2 per pound
Check:
Cost of 4.5 pounds of beef = unit cost of beef × pounds of beef
= $3.2 × 4.5
= $14.4
In conclusion, the unit rate of beef is given as $3.2 per pound.
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Find the measure of the angle indicated 59 K E M ? M 65
we get that the measure is:
\(m\angle LNM=\frac{59+65}{2}=\frac{124}{2}=62^{\circ}\)Can someone please help me with math.
Answer:
C
Step-by-step explanation:
because d + Q = 19 is just counting the coins, not the monetary value
and .25q + .10d signs values per coin type.
Why are destroyers so important?
The importance of destroyers is given. The destroyer serves as the battleship's night watchman.
What is a destroyer?Designed to accompany larger ships in a fleet, convoy, or battle group to defend them against powerful, close-range attacks, destroyers are swift, maneuverable, long-endurance warships.
A destroyer is a quick, nimble, long-endurance warship that is designed to accompany bigger ships in a fleet, convoy, or battle group and protect them against strong, close-range assaults.
The destroyer serves as the battleship's night watchman, and the number required to keep it safe relies directly on the number of assault torpedo vessels that may be used by a potential opponent.
Battleships are significantly slower and less adaptable than destroyers, which are also far less expensive to build and operate.
You may construct more than ten destroyers for the price of one battleship.
Destroyers may work alone or as a team with Expeditionary Strike Groups, Surface Action Groups, and Carrier Strike Groups.
Therefore, the destroyers are important for any naval army.
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Question Progress
Solve the inequality 5y + 4 < 3y + 17
Answer:
y < \(\frac{13}{2}\)
Step-by-step explanation:
Given
5y + 4 < 3y + 17 ( subtract 3y from both sides )
2y + 4 < 17 ( subtract 4 from both sides )
2y < 13 ( divide both sides by 2 )
y < \(\frac{13}{2}\)
Answer:
y < 13/2
Step-by-step explanation:
Chis is a subjective question, hence you have to write your answer in the Text-Field given below. Consider the experiment of rolling a pair of dice. Suppose that we are interested in the sum of the face values showing on the dice. a. How many sample points are possible? b. List the sample points. c. The dice should show even values more often than odd values. Do you agree with this statement? Explain.
When rolling a pair of dice and considering the sum of the face values, there are a total of 36 possible sample points. These sample points can be obtained by considering all combinations
a. Number of sample points: When rolling a pair of dice, each die has six possible outcomes, ranging from 1 to 6. Since there are two dice, the total number of sample points is the product of the number of outcomes for each die, which is 6 * 6 = 36.
b. List of sample points: The sample points can be obtained by considering all possible combinations of outcomes from each die. For instance, one sample point is when both dice show a value of 1, another sample point is when the first die shows a 1 and the second die shows a 2, and so on, until both dice show a value of 6. Listing all 36 sample points would be time-consuming, but they can be systematically obtained by considering all possible pairs of values from 1 to 6.
c. Occurrence of even and odd values: In a fair pair of dice, each face value (1 to 6) has an equal probability of occurring. Therefore, there is no inherent bias for even values to occur more often than odd values. Each outcome, representing a sum of the face values, has a specific probability of occurring. For example, the sum of 2 (when both dice show a value of 1) and the sum of 12 (when both dice show a value of 6) each have a probability of 1/36. The statement that dice should show even values more often than odd values is not supported by the nature of the experiment and the fairness of the dice.
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Which of the following is a rational number????
2,3,4,5
A. 2
B. 3
C. 4
D. 5
Suppose that E and F are two events and that P(E)= 0.6 and P(F|E)= 0.5. What is P(E and F)?P(E and F) = (Simplify your answer.)
If E and F are two events, P(E)= 0.6 and P(F|E)= 0.5. The value of P(E and F) will be 0.30.
What is probability?
It is defined as the ratio of the number of favorable outcomes to the total number of outcomes, in other words, the probability is the number that shows the happening of the event.
It is given that, E and F are two events and that P(E)= 0.6 and P(F|E)= 0.5
As we know,
P(F|E)=P(E and F) / P(E)
0.5 = P(E and F) / 0.6
P(E and F)=0.5×0.6
P(E and F)=0.30
Thus, if E and F are two events, P(E)= 0.6 and P(F|E)= 0.5. The value of P(E and F) will be 0.30.
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Which expression is equivalent to 90-30+ 2?
Answer:where’s the expression?
Step-by-step explanation:
Answer:
90-30=60
60+2=62
answer:62
The coordinates of one endpoint of the line segments are (-3,-5). The line segment is 11 units long. what are the other possible endpoints.
The possible endpoints are (-3, 6) and (8, -5).
What is the distance between two points of a line?The distance between two points of a line is given as:
Distance = \(\sqrt{(x_2 - x_1)^2 + (y_2 - y_1)^2}\)
We have,
The coordinates of the endpoints are (a, b) = \((x_1, y_1)\) and (-3, -5) = \((x_2, y_x)\).
The distance between the two endpoints is 11 units.
Now,
Distance = \(\sqrt{(x_2 - x_1)^2 + (y_2 - y_1)^2}\)
11 = \(\sqrt{(-3 - a)^2 + (-5 - b)^2}\)
Squaring both sides.
11² = (-3 - a)² + (-5 - b)²
121 = (-3 - a)² + (-5 - b)²
If we take a = -3 and b = 6
121 = (-3 + 3)² + (-5 - 6)²
121 = 0 + (-11)²
121 = 121
or
If we take a = 8 and b = -5
121 = (-3 - 8)² + (-5 + 5)²
121 = (-11)² + 0
121 = 121
Thus,
(-3, 6) and (8, -5) are the possible endpoints.
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A tree stands on horizontal ground. The angle of elevation of the top of the tree from a point 50 m away from the base of the tree is 11.3°. Calculate the height of the tree.
Answer: 9.99m
Step-by-step explanation:
So you have a right triangle, and from that you should be able to get all three angles because you have the 90 degree angle, the 11.3 angle, and the mystery angle, so you do the equation 180 (the total amount of degrees for a triangle) - 90 - 11.3, which gives you 78.7, then calculate the rest from there. (You can calculate from only having one side and three angles)
A list contains 7 consecutive even numbers in ascending order.The largest number is 30 and the smallest is 12 less than this.The mode is 20 and median is 22.If the sum of the two remaining numbers is 50,find all the number
Answer:
18, 20, 20, 22, 24, 26, 30
Step-by-step explanation:
We know that the largest number of the list is 30 and the smallest number is 12 less than that, which is 30 - 12 = 18.
This is our list so far: 18, __ , __ , __ , __ , __ , 30
The median of a set is the middle number of the set. In this case, since there are 7 terms in the set, the median, which the problem states is 22, must be the 4th number, since the 4th number is in the middle.
This is our list now: 18, __ , __ , 22, __ , __ , 30
Now, let's deal with the mode. The mode of a set is the term that shows up the most. Since the set is in ascending order and 20 < 22, we know that the two numbers in between 18 and 22 must be 20 and 20. This means that no term can show up more than once, with the exception of 20 because it is the mode.
This is our list now: 18, 20, 20, 22, __ , __ , 30
Finally, we'll deal with the last two numbers. We know that they must be even and that they both must be in between 22 and 30 (since the set is in ascending order). We also know that the two numbers must be different (see last paragraph) and that they sum to 50. The only two numbers that satisfy all of these conditions are 24 and 26, so they must be our last two numbers.
Therefore, the answer is 18, 20, 20, 22, 24, 26, 30. Hope this helps!
Assessment started: undefined.
Item 1
Which measurement is equivalent to 1 liter?
100 milliliters
1,000 milliliters
10,000 milliliters
100,000 milliliters
Silvia has a picture from her trip to the Grand Canyon. The photo is 4 inches tall by 6 inches wide. a. She would like to make a larger photo for her wall that is as big as possible. The widest the enlarged photo can be is 48 inches. How tall will the enlarged photo be? b. Silvia also wants a wallet-sized photo to carry around and show her friends. She wants it 1.5 inches tall. How wide will it be?
a. To find the height of the enlarged photo, we can use the concept of proportional scaling. Since the width of the enlarged photo is 48 inches, we can set up the following proportion:
\(\(\frac{{\text{{Height of enlarged photo}}}}{{\text{{Width of enlarged photo}}}} = \frac{{\text{{Height of original photo}}}}{{\text{{Width of original photo}}}}\)\)
Plugging in the given values, we have:
\(\(\frac{{\text{{Height of enlarged photo}}}}{{48}} = \frac{{4}}{{6}}\)\)
Cross-multiplying, we get:
\(\(\text{{Height of enlarged photo}} = \frac{{4}}{{6}} \times 48\)\)
Simplifying, we find:
\(\(\text{{Height of enlarged photo}} = 32\) inches\)
Therefore, the enlarged photo will be 32 inches tall.
b. To find the width of the wallet-sized photo, we can use the same concept of proportional scaling. Since the height of the wallet-sized photo is 1.5 inches, we can set up the following proportion:
\(\(\frac{{\text{{Width of wallet-sized photo}}}}{{\text{{Height of wallet-sized photo}}}} = \frac{{\text{{Width of original photo}}}}{{\text{{Height of original photo}}}}\)\)
Plugging in the given values, we have:
\(\(\frac{{\text{{Width of wallet-sized photo}}}}{{1.5}} = \frac{{6}}{{4}}\)\)
Cross-multiplying, we get:
\(\(\text{{Width of wallet-sized photo}} = \frac{{6}}{{4}} \times 1.5\)\)
Simplifying, we find:
\(\(\text{{Width of wallet-sized photo}} = 2.25\) inches\)
Therefore, the wallet-sized photo will be 2.25 inches wide.
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THE METHOD TO SOLVE THIS 2 EQUATION IS SUBSTITTUION AND ALGERBRICALLY HERE'S THE EQUATION:
y = -5x -18
y = x
Answer:
x = 3, y = 3
Step-by-step explanation:
x = -5x -18
5x + 18 = -x
6x + 18 = 0
6x = 18
x = 3
uuhhhhhhhhhhhhhhhhhh help pls
Answer:
the answer is A
Step-by-step explanation:
9\(x^{2}\)\(y^{-2}\) (insert x= -3, y=2)
9\((-3)^{2}\)(\(\frac{1}{y^{2} }\))
9\((-3)^{2}\) (\(\frac{1}{(2)^{2} }\))
9(9)( \(\frac{1}{(2)^{2} }\))
81(\(\frac{1}{4}\))
20\(\frac{1}{4}\) or 20.25
Answer:
I think it is answer A im not sure, im not very good at math though
how many letter size papers?
Answer:
Step-by-step explanation:
What size are Letter papers?
Page sizes and dimensions
Paper Size Dimensions
Letter 8.5 x 11 inches
Letter Wide 11 x 8.5 inches
Legal 8.5 x 14 inches
Legal Wide 14 x 8.5 inches
Samuel invested 9 200 in an account paying an interest rate of 7 1/8% compounded monthly noah invested 9,200 in an account paying an interest rate of 7 1/8% of compounded monthly noah invested 9,200 in an account paying an interest rate of 7 3/4% compound daily after 7 years how much more money would noah have in his account than samuel to the nearest dollar
Samuel and Noah invested $9,200, with Samuel earning 7 1/8% compounded monthly and Noah earning 7 3/4% compounded daily. After 7 years, Noah will have more money in his account.
Samuel's investment grows at a rate of 7 1/8% compounded monthly. To calculate the future value, we use the formula:
Future Value = Principal × (1 + (Interest Rate/Number of Compounding Periods))^(Number of Compounding Periods × Number of Years)
For Samuel:
Future Value = $9,200 × (1 + (7.125%/12))^(12 × 7) ≈ $13,808
Noah's investment grows at a rate of 7 3/4% compounded daily. Using the same formula, we have:
Future Value = $9,200 × (1 + (7.75%/365))^(365 × 7) ≈ $14,124
Noah will have approximately $316 more in his account than Samuel after 7 years, to the nearest dollar.
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The point (1, -5) is an ordered pair for which function?
ƒ( x ) = 2 x - 7
ƒ( x ) = - x + 9
ƒ( x ) = 3 x - 11
Answer:
The first one.
Step-by-step explanation:
so 1 stands for x and -5 stands for y. When you plug in 1 into the equation the answer is -5. So that order pair works with that equation.
A) What are the coordinates of the image of vertex G after a reflection across the line y = x?
B) What is the rule when reflecting across the line y = x
Answer:
b. (-5, 4)
Step-by-step explanation:
edge2020
HELP ASAP 10 POINTSSSS
Solve -y - (-3) = 7
Question 2 options:
y= -10
y= -4
y= 4
y= 10
Hey there!
-y - (-3) = 7
-y + 3 = 7
-y = 7 - 3
-y = 4
=> y = -4
Hope it helps ya!
500 people went for a lunch in a new restaurant 65% of people like the food how many people did not like the food
plzz somone fast u get 20 points
plzźzzz
Answer:
197 people
Step-by-step explanation:
500÷1.65≈303.0...
500-303= 197
Sharon kicks a ball from the ground into the air with an upward velocity of 64 feet per second. The function h = -16t2 + 64t models the height h, in feet, of the ball at time t, in seconds. When will the ball reach the ground again?
1 second after the ball is thrown
2 seconds after the ball is thrown
3 seconds after the ball is thrown
4 seconds after the ball is thrown
i believe that the answer is 4 seconds but i dont understand how to work it out
Answer:
Step-by-step explanation:
use the equation of motion for a projectile moving un der gravity h = ut + (1/2)gt^2 where u = initial velocity, h = height, t = time and g = acceleration due to gravvity here u = 64 fts-1 and g = -32 ft s-2