17+b+=60
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Finding x:_____________________________________________            

From the Exterior angle property, we know that the measure of an exterior angle is the sum of the 2 opposite interior angles

So, using the property

(3x-10) = (25) + (x + 15)

3x - 10 = 25 + x + 15

3x - 10 = 40 + x

3x-x - 10 = 40              [subtracting x from both sides]

2x - 10 = 40

2x = 50                        [adding 10 on both sides]

x = 25                          [dividing both sides by 2]

Hence, the value of x is 25

The car travels 234 miles in 4 hours and 30 minutes at an average speed of 52 mph.

To find the distance traveled, we can use the formula:

distance = speed x time

Where speed is given as 52 mph, and time is 4.5 hours.

So, the distance traveled is:

distance = 52 mph x 4.5 hours

Evaluate the products

distance = 234 miles

Hence, the car travels for a total of 234 miles for 4.5 hours

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Answer:

Explain more what you need to someone to answer :3

To solve this problem, we need to first determine the dimensions of the box after the squares have been cut and the sides folded up. Let's call the length of the square side x. From the diagram, we can see that the length of the box will be 12 - 2x, and the width will also be 12 - 2x. The height of the box will be x.

To find the volume of the box, we multiply these dimensions together:
V = (12 - 2x)(12 - 2x)(x)

Expanding this expression, we get:
V = 4x^3 - 48x^2 + 144x

Now we need to find the maximum volume. We can do this by finding the value of x that makes the derivative of V (dV/dx) equal to zero:

dV/dx = 12x^2 - 96x + 144
Setting this equal to zero and solving for x, we get:

x = 2 cm or x = 6 cm

We can discard the solution x = 2 cm, because if we plug it back into the original equation for V, we get a volume of zero (since the height of the box would be zero).

So the optimal value of x is x = 6 cm. Plugging this back into the expression for the volume, we get:

V = 4(6)^3 - 48(6)^2 + 144(6) = 864 cm^3

Therefore, the dimensions of the finished box are:

Length = 12 - 2x = 12 - 2(6) = 0 cm (invalid)

Width = 12 - 2x = 12 - 2(6) = 0 cm (invalid)

Height = x = 6 cm

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The given table represents a discrete probability distribution.

To determine whether the table represents a discrete probability distribution, we need to check if it satisfies two conditions: the sum of probabilities equals 1 and all probabilities are non-negative.

In the given table, the sum of probabilities is 0.3 + 0.3 + 0.1 + 0.3 = 1, which satisfies the first condition.

Additionally, all probabilities in the table are non-negative, as each value of p(x) is greater than or equal to 0. This satisfies the second condition.

Therefore, since the table satisfies both conditions, it represents a discrete probability distribution. It provides the probabilities for each value of x, indicating the likelihood of each outcome occurring in a discrete random variable scenario.

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To find the cost per ounce for the 40 oz jar, divide the price by the number of ounces: $5.25/40 oz = $0.13 per oz.

To find the cost per ounce for the 15 oz jar, divide the price by the number of ounces: $2.10/15 oz = $0.14 per oz.

Therefore, the 40 oz jar is the better deal because it has a lower cost per ounce.

The average speed during the interval between 1 second and 2 seconds is most nearly 8 m/s, which corresponds to option (E).

To determine the average speed during the interval between 1 second and 2 seconds, we need to find the displacement of the object during that time interval and divide it by the duration.

Looking at the graph, we can observe that the object's position increases from approximately 0 meters at 1 second to approximately 8 meters at 2 seconds.

Therefore, the displacement is 8 meters - 0 meters = 8 meters.

The duration of the time interval is 2 seconds - 1 second = 1 second.

To calculate the average speed, we divide the displacement by the duration:

Average speed = Displacement / Duration = 8 meters / 1 second = 8 m/s.

Therefore, the average speed during the interval between 1 second and 2 seconds is most nearly 8 m/s, which corresponds to option (E).

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The probability that the sample average falls outside the 3-sigma control limits of the X-bar chart is 0.27%.

The 3-sigma control limits are calculated using the standard deviation of the process. If the process is in control, then 99.73% of the sample averages will fall within the 3-sigma control limits. The remaining 0.27% of the sample averages will fall outside the control limits.

In this case, the sample size is 4, which is smaller than the sample size of 9 that was used to construct the control chart. This means that the control limits for the sample of size 4 will be narrower than the control limits for the sample of size 9.

As a result, the probability that the sample average falls outside the control limits will be higher for the sample of size 4.

Specifically, the probability that the sample average falls outside the 3-sigma control limits for a sample of size 4 is 0.27%. This means that there is a 0.27% chance that the new employee will observe a sample average that falls outside the control limits, even if the process is in control.

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Samuel found the difference between the polynomials is 8x² + 6y² + 6x.

What is the polynomials?

An expression that contains coefficients, variables, non-negative integer exponents, and constants is known as a polynomial.

To find the difference between the polynomials, we need to subtract the second polynomial from the first polynomial.

(15x² + 11y² + 8x) - (7x² + 5y² + 2x)

First, we can simplify the coefficients of the like terms by subtracting them:

15x² - 7x² + 11y² - 5y² + 8x - 2x

Simplifying further, we get:

8x² + 6y² + 6x

Therefore, the difference between the polynomials is 8x² + 6y² + 6x.

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Answer:

35+35=70.....180-70=110....x=110

The the time required for settling is 4 seconds and G force for particles rotating at 2000 rpm is 833 G.

The time required for settling can be found by applying Stokes' Law, which relates the settling velocity of a particle to the particle size, density difference between the particle and the medium, and viscosity of the medium.

The equation for settling velocity is:

v = (2gr²(ρp - ρm))/9η where:

v is the settling velocity

g is the acceleration due to gravity

r is the radius of the particleρ

p is the density of the particle

ρm is the density of the medium

η is the viscosity of the medium

The density of the microcarrier is given as 1.02 g/cm³.

The density of the medium without microcarriers is 1.00 g/cm³.

The difference in densities between the microcarriers and the medium is therefore:

(1.02 - 1.00) g/cm³ = 0.02 g/cm³

The radius of the microcarrier is given as 125 μm, or 0.125 mm.

Converting to cm:

r = 0.125/10 = 0.0125 cm

The viscosity of the medium is given as 1.1 cP.

Converting to g/cm-s:

η = 1.1 x 10^-2 g/cm-s

Substituting these values into the equation for settling velocity and simplifying:

v = (2 x 9.81 x (0.0125)^2 x 0.02)/(9 x 1.1 x 10^-2) ≈ 0.25 cm/s

The settling velocity is the rate at which the microcarrier will fall through the medium. The height of the tank is given as 1 m.

To find the time required for settling, we divide the height of the tank by the settling velocity:

t = 1/0.25 ≈ 4 seconds

Therefore, it will take approximately 4 seconds for the microcarriers to settle to the bottom of the tank.

The G force for particles rotating at 2000 rpm can be found using the following formula:

G force = (1.118 x 10^-5) x r x N² where:

r is the distance from the axis of rotation to the particle in meters

N is the rotational speed in revolutions per minute (RPM)

Substituting r = 0.1 m and N = 2000 RPM into the formula:

G force = (1.118 x 10^-5) x 0.1 x (2000/60)² ≈ 833 G

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We have solved the equation AB=BC for A, assuming that A, B, and C are square matrices and B is invertible, then the solution is A=C B⁻¹.

First, let's take a look at the equation AB=BC. This is an equation that involves matrices, which are essentially rectangular arrays of numbers. In this case, we have three matrices: A, B, and C. The equation tells us that the product of A and B is equal to the product of B and C.

Now, we want to solve this equation for A. This means that we want to isolate A on one side of the equation and have everything else on the other side. To do this, we can use matrix algebra.

One property of matrices is that we can multiply both sides of an equation by the inverse of a matrix without changing the solution. Since we know that B is invertible, we can multiply both sides of the equation by B⁻¹, the inverse of B:

AB B⁻¹ = BC B⁻¹

Now, we can simplify the left side of the equation, because B times its inverse gives us the identity matrix I:

A I = C B⁻¹

Again, we can simplify the left side of the equation, because anything multiplied by the identity matrix stays the same:

A = C B⁻¹

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The estimated median price of a single-family home in Charleston/No. Charleston in the 1st Quarter of 2008 is $201,048. If the median price continues to decrease at the same rate for the next two years, the estimated median price of a single-family home in the 1st Quarter of 2011 would be $144,458.

(a) To estimate the median price of a single-family home in the 1st Quarter of 2008, we need to calculate the original price before the 8.15% decrease. Let's assume the original price was P. The price after the decrease can be calculated as P - 8.15% of P, which translates to P - (0.0815 * P) = P(1 - 0.0815). Given that the end of 1st Quarter of 2009 median price was $184,990, we can set up the equation as $184,990 = P(1 - 0.0815) and solve for P. This gives us P ≈ $201,048 as the estimated median price of a single-family home in the 1st Quarter of 2008.

(b) If the median price of a single-family home falls at the same rate for the next two years, we can calculate the price for the 1st Quarter of 2011 using the estimated median price from the 1st Quarter of 2009. Starting with the median price of $184,990, we need to apply an 8.15% decrease for two consecutive years. After the first year, the price would be $184,990 - (0.0815 * $184,990) = $169,805.95. Applying the same percentage decrease for the second year, the price would be $169,805.95 - (0.0815 * $169,805.95) = $156,012.32. Therefore, the estimated median price of a single-family home in the 1st Quarter of 2011 would be approximately $144,458.

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The function increases in the interval where the value of the function increases as x increases. Then, based in the previous description and based on the given graph, you can conclude that the intervals of increase are:

(-oo , -1.8), (0 , 0.3)

Answer:

? = 40°

Step-by-step explanation:

100° = 60° + ? (The exterior angle property of triangles)

100° - 60° = ? (By the law of transposition)

40° = ?

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Answer:

the missing angle is 40

Step-by-step explanation:

let the missing angle be x

then x+ 60 = 100 using (exterior angle property)

so x= 100-60 which is equal to 40.  

hope this helps u buddy..

A circle is a curve sketched out by a point moving in a plane. The length of wx is 18 cm.

A circle is a curve sketched out by a point moving in a plane so that its distance from a given point is constant; alternatively, it is the shape formed by all points in a plane that are at a set distance from a given point, the centre.

Given the length of the circle's diameter, z is 72 cm, therefore, the length of zx(Radius) is 36cm. Since the length of yz is 30 cm, the length of xy is 6 cm.

Also, the length of the circle's diameter, w is 48 cm, therefore, the length of wy(Radius) is 24 cm. Since the length of xy is 6 cm, the length of wx will be equal to,

Length of wx = wy-xy = 24cm - 6cm = 18 cm

Hence, the length of wx is 18 cm.

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Answer: 24

Step-by-step explanation: thanks

To find the volume of the solid of revolution, we can use the formula:

V = ∫(a to b) π[f(x)]^2 dx

where f(x) is the function being revolved, and a and b are the bounds of integration.

In this case, the function being revolved is f(x) = x^-7x - 7, and the interval of integration is [11, infinity). So we have:

V = ∫(11 to infinity) π[x^-7x - 7]^2 dx

Simplifying the function inside the integral:

V = ∫(11 to infinity) π[x^-14 + 14x^-8 + 49x^-14] dx

V = π[(-1/13x^13) + (14/-7x^7) + (49/-13x^13)] | from 11 to infinity

Taking the limit as x approaches infinity, the first and third terms approach zero, and we are left with:

V = π(14/7*11^7) = π(2/11^6)

Therefore, the volume of the solid of revolution is π(2/11^6) or approximately 1.95 × 10^-7 cubic units.

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Answer:

No, Luca is not correct. It's actually 100x larger.

Step-by-step explanation:

When you go to the left, the value of the digits increase.

9 in the tens place means 90, and 9 in the thousands means 9000.

In Gale's number, 9 is in the hundreths place.

In Luca's number, 9 is in the ones place.

9 in the hundreths means 9/100.

9 in the ones mean 9.

Answer:

Step-by-step explanation:

6.105 + 10.4 + 3.075 ? ​:19.58

The graph will be a downward-facing curve that approaches but never reaches the x-axis as t increases. The area under the curve is equal to 1, and the probability distribution is normalized. The mean of this distribution is infinity.

a. To sketch the probability distribution function, we can start by plotting the function for several values of t. For t = 0, f(t) = 1. As t increases, f(t) decreases and approaches 0 asymptotically. The graph will be a downward-facing curve that approaches but never reaches the x-axis as t increases.

b. To show that the probability distribution is normalized to 1, we need to show that the area under the curve is equal to 1. To do this, we can integrate the function from 0 to infinity:

∫f(t) dt = ∫1 - e^(-t/to) dt

= t - to*e^(-t/to) |0 to infinity

= infinity - 0

= 1

Therefore, the area under the curve is equal to 1, and the probability distribution is normalized.

c. To evaluate the mean of the distribution, we can use the formula for the mean of a continuous distribution:

mean = ∫t f(t)dt

= ∫t(1 - e^(-t/to)) dt

= t^2/2 - tote^(-t/to) |0 to infinity

= infinity - 0

= infinity

Therefore, the mean of this distribution is infinity.

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Answer:

Celsius = 100c

Fahrenheit = 212f

solution of the linear equation is x = (2a - 16)/ 3 and y = - (a+16)/ 9

An algebraic expression that shows a relationship between two variables   that have only first order term. One of the main criteria for linear equation is that we get a straight line when plot this equation in a coordinate system.

.

we are given, two linear equations x - a -3y = 0

and a - 2x -3y - 16 =0

from the first equation, x = a + 3y

we put the value of x in the second equation, a - 2(a +3y) - 3y -16= 0

                                                                     a - 2a - 6y - 3y -16 = 0

                                                          - a - 9y -16 =0

                                                   - (a + 16) = 9y

                                              y = - (a+16) / 9

now we put the value of y in the equation, x = a + 3y

                                    get, x = a+ 3 [ - (a+16)] / 9

                                      x = a + [ - (a+16)] / 3

                                          x = (3a - a -16) / 3

                              x = (2a - 16)/ 3

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Answer:

Energy from the sun changes liquid water to a gas.

Step-by-step explanation:

Answer:

the 2nd choice

There are 2.25 distinct 2-colored necklaces of length 4, up to rotation. Since we cannot have a fractional number of necklaces, we round up to get a final answer of 3.

A necklace is made by stringing together beads in a circular shape. A 2-colored necklace is a necklace where each bead is painted either black or white. How many distinct 2-colored necklaces of length 4 are there? Two colorings are considered identical if they can be obtained from each other by rotation.Let's draw a table to keep track of our count:Each row in the table represents one way to color the necklace, and each column represents a distinct necklace.

For example, the first row represents a necklace where all the beads are black, and each column represents a distinct rotation of that necklace.We start by counting the necklaces where all the beads are the same color. There are 2 of these. We then count the necklaces where there are 2 beads of each color. There are 3 of these.Next, we count the necklaces where there are 3 beads of one color and 1 bead of the other color. There are 2 of these, as we can start with a black or white bead and then rotate.

Finally, we count the necklaces where there are 2 beads of one color and 2 beads of the other color. There are 2 of these, as we can start with a black or white bead and then rotate. Thus, there are a total of 2 + 3 + 2 + 2 = 9 distinct 2-colored necklaces of length 4, up to rotation.  Answer: 9There is a better algebraic way to do this without finding all cases: Using Burnside's lemma. Burnside's lemma states that the number of distinct necklaces (up to rotation) is equal to the average number of necklaces fixed by a rotation of the necklace group. The necklace group is the group of all rotations of the necklace.

The average number of necklaces fixed by a rotation is the sum of the number of necklaces fixed by each rotation, divided by the number of rotations.For a necklace of length 4, there are 4 rotations: no rotation (identity), 1/4 turn, 1/2 turn, and 3/4 turn. Let's count the number of necklaces fixed by each rotation:Identity: All necklaces are fixed by the identity rotation. There are 2^4 = 16 necklaces in total.1/4 turn: A necklace is fixed by a 1/4 turn rotation if and only if all beads are the same color or if they alternate black-white-black-white.

There are 2 necklaces of the first type and 2 necklaces of the second type.1/2 turn: A necklace is fixed by a 1/2 turn rotation if and only if it is made up of two pairs of opposite colored beads. There are 3 such necklaces.3/4 turn: A necklace is fixed by a 3/4 turn rotation if and only if it alternates white-black-white-black or black-white-black-white. There are 2 necklaces of this type.The total number of necklaces fixed by all rotations is 2 + 2 + 3 + 2 = 9, which is the same as our previous count. Dividing by the number of rotations (4), we get 9/4 = 2.25.

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this is my attachment answer hope it's helpful to you

The probability that someone wakes up before 6 am given that they are a jogger is 1/5.

To find the probability that someone wakes up before 6 am given that they are a jogger, we need to use Bayes' theorem which states:

P(A|B) = P(B|A) * P(A) / P(B)

where A and B are two events.

Let A be the event that someone wakes up before 6 am and B be the event that someone is a jogger. Then, we are given:

P(A) = 1/3

P(B) = 2/3

P(B|A) = 3/5

We want to find P(A|B).

Using Bayes' theorem, we get:

P(A|B) = P(B|A) * P(A) / P(B)

P(A|B) = (3/5) * (1/3) / (2/3)

P(A|B) = 1/5

This means that out of all the joggers, only 1/5 of them wake up before 6 am.

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