Ben's quiz grades on the first four quizzes were 62, 77, 73, and 81. What scores on the test qutz will allow him to finish with En average of at least 757 Hide answer choices x 283 B x>82 C x <82 0 x 82

Answer:

there will only be one 3

Step-by-step explanation:

see cause the first 3 of both numbers are 2 but only the last one of both numbers are 3 .

Answer:

Step-by-step explanation:

The value of x and 2x must add to 180 to make the lines parallel

x + 2x = 180    Combine

3x  = 180         Divide by 3

3x/3 = 180/3

x = 60

Answer:

x= iz ( 15z²-1) ^1/2 ÷ 2y³ -69 ^1/2

hope this helped

Answer:

combine like terms

Step-by-step explanation:

u wont geta  proper answer but u will get a equation that i smaller

The probability of obtaining a sample mean between 4.1 and 4.11 in a random sample of size 511 is 0.

To calculate the probability that a random sample of size 511, selected with replacement, will yield a sample mean between 4.1 and 4.11 in a discrete uniform population with x = 2.4, we can use the properties of the sample mean and the given population.

In a discrete uniform population, all values are equally likely. Since the mean of the population is x = 2.4, it implies that each value in the population is 2.4.

The sample mean is calculated by summing all selected values and dividing by the sample size. In this case, the sample size is 511.

To find the probability, we need to calculate the cumulative distribution function (CDF) for the sample mean falling between 4.1 and 4.11.

Let's denote X as the value of each individual in the population. Since X is uniformly distributed, P(X = 2.4) = 1.

The sample mean, denoted as M, is given by M = (X1 + X2 + ... + X511) / 511.

To find the probability P(4.1 < M < 4.11), we need to calculate P(M < 4.11) - P(M < 4.1).

P(M < 4.11) = P((X1 + X2 + ... + X511) / 511 < 4.11)
           = P(X1 + X2 + ... + X511 < 4.11 * 511)

Similarly,
P(M < 4.1) = P(X1 + X2 + ... + X511 < 4.1 * 511)

Since each value of X is 2.4, we can rewrite the probabilities as:

P(M < 4.11) = P((2.4 + 2.4 + ... + 2.4) < 4.11 * 511)
           = P(2.4 * 511 < 4.11 * 511)

Similarly,
P(M < 4.1) = P(2.4 * 511 < 4.1 * 511)

Now, we can calculate the probabilities:

P(M < 4.11) = P(1224.4 < 2099.71) = 1 (since 1224.4 < 2099.71)
P(M < 4.1) = P(1224.4 < 2104.1) = 1 (since 1224.4 < 2104.1)

Finally, we can calculate the probability of the sample mean falling between 4.1 and 4.11:

P(4.1 < M < 4.11) = P(M < 4.11) - P(M < 4.1)
                 = 1 - 1
                 = 0

Therefore, the probability that a random sample of size 511, selected with replacement, will yield a sample mean between 4.1 and 4.11 in the given discrete uniform population is 0.

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Answer:

$1012993.2

Step-by-step explanation:

Given data

Cost of home V= $899,000

Rate of increase= 1%

Time= 12 years

The exponential growth function is expressed as

A=V(1+r)^t

A=899000(1+0.01)^12

A= 899000(1.01)^12

A= 899000*1.1268

A=$1012993.2

Hence the cost of the home will be $1012993.2

(a) The curve defined by the parametric equations x = t^2, y = -1/4t (t > 0) represents a parabolic trajectory, the point of intersection between the curve and the hyperbola is (4∛2, -1/(4∛2)).

To find the points on the curve where the tangent line is parallel to the line y = x, we need to determine when the slope of the tangent line is equal to 1.

The slope of the tangent line is given by dy/dx. Using the chain rule, we can calculate dy/dt and dx/dt as follows:

dy/dt = d/dt(-1/4t) = -1/4

dx/dt = d/dt(\(t^2\)) = 2t

To find when the slope is equal to 1, we equate dy/dt and dx/dt:

-1/4 = 2t

t = -1/8

However, since t > 0 in this case, there are no points on the curve where the tangent line is parallel to y = x.

(b) To determine the points on the curve where it intersects the hyperbola xy = 1, we can substitute the parametric equations into the equation of the hyperbola:

\((t^2)(-1/4t) = 1 \\-1/4t^3 = 1\\t^3 = -4\\\)

Taking the cube root of both sides, we find that t = -∛4. Substituting this value back into the parametric equations, we get:

x = (-∛4)^2 = 4∛2

y = -1/(4∛2)

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The statement that is NOT true regarding control charts is A. A process is in control if it is capable of meeting customer specifications.

A process being in control means that it is stable and predictable, with the variation due to common causes only. It does not necessarily mean that it is capable of meeting customer specifications. A process may be in control but have too much variability to meet the specifications, indicating that it needs improvement. Similarly, a process may be capable of meeting customer specifications but not in control if it is unstable and unpredictable due to special causes of variation. Therefore, control charts are used to monitor and improve processes to make them capable of meeting customer specifications while being in control.

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Answer:

-1

Step-by-step explanation:

2-3= -1

3-2=1

-1/1=-1

Volume of a sphere:

V = (4/3)πr³

Circumference of a sphere:

C = 2πr

Surface area of a sphere:

A = 4πr²

above are important sphere related equations

so to find the surface area plug in values for equation

A= 4πr²

= 4 × 3.14 × 5.4 ×5.4

= 366.25 mm²

Answer:

y=-2x+10

Step-by-step explanation:

slope intercept is written as y=mx+b

the slope or m is -2 and using the slope we can calculate a y-intercept or b of 10.

hope this helps!

Answer:

y=-2x+10

Step-by-step explanation:

Hello there!

First the equation of a line is y=mx+b (m is the slope and b is the y-intercept)

Plugging in the formula, the problem already gives you the slope, which is -2, so y=-2x+b

Next, we have to find the y-intercept! We have a pair, (8,-6), so we can plug that into the current equation we have:

-6 = -2*8 + b

-6 = -16 + b

(add 16 to both sides)

10 = b (or b=10)

Now that we have all of the parts we need, our answer will be y=-2x+10

Hope this helped!

The flow rate of any quantity into or out of a control volume depends on the duration of time over which the flow occurs, the mass being transported, the acceleration of the flow, and the velocity of the flow relative to the control surface. These factors interact to determine the overall flow rate.

The flow rate of any quantity into or out of a control volume depends on several factors related to the flow at the control surface. These factors include time, mass, acceleration, and velocity relative to the control surface.

1. Time: The flow rate is influenced by the duration of time over which the flow occurs. For example, if water flows into a container for 1 minute, the flow rate will be different compared to if it flows for 10 minutes. The longer the duration, the larger the overall flow rate.

2. Mass: The amount of substance being transported is another important factor. For instance, if you have a larger amount of gas flowing into a control volume compared to a smaller amount, the flow rate will be greater for the larger mass.

3. Acceleration: The flow rate can also be affected by changes in acceleration. If the flow is accelerating, such as water flowing down a hill, the flow rate can increase. Similarly, if the flow is decelerating, such as water flowing uphill, the flow rate can decrease.

4. Velocity relative to the control surface: The velocity of the flow relative to the control surface also plays a role. For example, if a car is driving into a tunnel, the flow rate of the cars entering the tunnel will be influenced by the velocity at which they are traveling. A higher velocity will result in a larger flow rate.

To summarize, the flow rate of any quantity into or out of a control volume depends on the duration of time over which the flow occurs, the mass being transported, the acceleration of the flow, and the velocity of the flow relative to the control surface. These factors interact to determine the overall flow rate.

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Answer:

Step-by-step explanation:

60*85%= 51

He got 51 points.

Answer: i think he got 51 right out of 60

Step-by-step explanation:

Answer:

x= -6

Step-by-step explanation:

Answer:

a = 1080/7 or 154.2857143

Step-by-step explanation:

180 = a + (1/6)a

180 = (7/6) a

a = 180/(7/6)

a = 1080/7

or 154.2857143

Answer:

a = 150

Step-by-step explanation:

A straight angle measures 180°.

The measures of the smaller and larger angles add to 180°.

The smaller angle measures 1/6 of 180°.

The measure of the smaller angle is 1/6 × 180° = 180°/6 = 30°

We are told the larger angle measures a.

a + 30° = 180°

a = 150°

Answer: a = 150

The function evaluated at the given values of the independent variable is:
f(0) = 3
f(-pi/4) = 0
f(pi/3) = -3/2
f(pi) = 3

To evaluate the function f(x) = 3 cos 2x at the given values of the independent variable, we simply substitute those values into the function and simplify the results.

(a) f(0) = 3 cos 2(0) = 3 cos 0 = 3(1) = 3

(b) f(-pi/4) = 3 cos 2(-pi/4) = 3 cos(-pi/2) = 3(0) = 0

(c) f(pi/3) = 3 cos 2(pi/3) = 3 cos(4pi/6) = 3(-1/2) = -3/2

(d) f(pi) = 3 cos 2(pi) = 3 cos(0) = 3(1) = 3

Therefore, the function evaluated at the given values of the independent variable is:

f(0) = 3
f(-pi/4) = 0
f(pi/3) = -3/2
f(pi) = 3

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1. 90/150 students voted Ms. Lancaster as their favorite teacher. If you divide 90 by 150, you get 0.6. 0.6 = 60% of students.

2. 25% of the 15 pecan pies were consumed, meaning 1 out of every 4 was eaten. 15/4, or 15 * 0.25 = 3.75 pies were consumed.

3. 45% of the 540 people said chocolate was their favorite ice cream flavor. To find the number of people, you can multiply 540 * 0.45 = 243 people chose chocolate.

The number of decimeters in  3.6 millimeters is 0. 0036 decimeters. Option D

Conversion of units is simply defined as the conversion that is between different units of measurement for a particular quantity.

it is carried out mostly through multiplicative conversion factors.

It may involve multiple steps of multiplication or division by  a conversion factor.

From the information given, we have that;

1 decimeter = 1000 millimeters

Then, x decimeter = 3.6 millimeters

Cross multiply the values

x = 3.6/1000

divide the values

x  = 0. 0036 decimeters

Hence, the value is  0. 0036 decimeters

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Answer:

(2, -3)

General Formulas and Concepts:

Algebra I

Step-by-step explanation:

Where the 2 lines intersect is the solution to the system of equations.

Answer:

The common factors of 12 and 24 are 1,2,3,4,6 and 12. What times what gives 24 as result? One time of 24 equal to 24, Two times of 12 is 24, Three times of 8 are 24, Four times of 6 are 24. Put your understanding of this concept to test by answering a few MCQs.

Step-by-step explanation:

Hope this helps!

The required equation of the parabola in the vertex form is \(x = - \frac{1}{6} (y+5)^2+\frac{9}{2}\)

A plane curve generated by a point moving so that its distance from a fixed point is equal to its distance from a fixed line is called a parabola.

Given that, a parabola has the directrix x=6 and the focus (3,-5), we need to find the equation of the parabola,

The standard form of a left-right parabola is given as:

4p(x-h) = (y-k)²

Focus = (p+h, k)

Therefore,

h+p = 3....(i)

Directrix =

x = h-p

h-p = 6...(ii)

Solving the equations we get,

h = 9/2

p = -3/2

Substitute into the standard form:

4p(x-h) = (y-k)²

4(-3/2)(x-9/2) = (y+5)²

-6(x-9/2) = (y+5)²

\(x = - \frac{1}{6} (y+5)^2+\frac{9}{2}\)

Hence, the required equation of the parabola in the vertex form is \(x = - \frac{1}{6} (y+5)^2+\frac{9}{2}\)

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The question is incomplete so, i solved for the attached question

Answer:

c) 19

Step-by-step explanation:

Number before 10 = 9

tenth number after 9 = 19

Hope this helps!

The tenth number after the number that is before 10 is 19.

It should be noted that the number that is before 10 is 9.

Therefore, in order to solve the question, we have to add 9 to 10 which will be:

= 9 + 10

= 19

Therefore, the tenth number after the number that is before 10 is 19.

In conclusion, the correct option is C.

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The function g(x) is a transformation of the parent function f(x) it was transformed to make g(x) - Horizontal or vertical stretch.

Let's start thinking about vertical stretching and compression by simply looking at the graphs rather than starting with a ton of math.

Vertical stretching is the process of making a function taller by stretching it out vertically.

Vertical compression entails squashing the function down vertically, making it shorter.

Stretching and compression genuinely appear like that. It's time to start doing some math to figure out how to modify the function so that the graph can be stretched or compressed.

When the function that generated the original graph is changed in a way that necessitates a smaller x-value in order to get the same y-value, this is known as horizontal compression.

This happens when a constant c with a value larger than 1 is multiplied by the x-value of a function.

Hence, The function g(x) is a transformation of the parent function f(x) it was transformed to make g(x) - Horizontal or vertical stretch.

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Answer:

Car 1

Step-by-step explanation:

Answer: Car 1

Step-by-step explanation:

Notice that the speed of each car is the slope of the line that represents its average speed.

Since the graph of the speed of Car 1 passes through (0,0) and (4,256), we get that its slope is:

256/4 = 64

Therefore the average speed of Car 1 is 64 mi/h.

 Now, since the equation that represents the average speed of Car 2 is in slope-intercept form, we get that its slope is 55.

Therefore the average speed of Car 2 is 55 mi/h.

Answer: Car 1.

Answer:

B is the correct option .

Step-by-step explanation:

Hope it was helpful dear ;)

Answer:

m<FED=60, m<DEN=120

Step-by-step explanation:

m<FED=60

This is because <GEN and <FED are vertical angles.

Vertical angles are always congruent.

Vertical angles are formed by a pair of intersecting lines, and are the angles directly across from one another.

m<DEN=120

This is because <DEN and <GEN are supplementary.

Supplementary angles add up to 180 degrees.

We know this because a straight line is always 180 degrees.

So:

m<DEN+m<GEN=180

m<DEN+60=180

m<DEN=120