PLZZ HELP!!!!
1. Find the value of x and y.
2. In an A-figure house, the two congruent sides extend from the ground to form a 34° angle at the peek. What angle does each side form with the ground?

Answer:

It's quite easy

Step-by-step explanation:

people less than 30 years = frequency of people 0 to 15 + 15 to 30 = 8+15 =23

Therefore there are 23 people less than 30 years old.

pls mark me as brainliest pls.

The amount needed in the account is 182,713.25 dollars then the correct option is B.

The term loan refers to a sort of credit vehicle in which a sum of money is lent to another party in exchange for the value or principal amount being repaid in the future.

Then the formula of monthly payment (MP) will be

\(\rm MP = P \times \dfrac{r(1+r)^n}{(1+r)^n - 1}\\\)

The formula can be written as

\(\rm P = MP \times \dfrac{(1+r)^n-1}{r(1+r)^n}\\\)

You plan on supplementing your income. you would like to withdraw a semiannual salary of $6,951.20 from an account paying 1.75% interest, compounded semiannually.

The amount needed in the account is such that you can withdraw the needed amount at the end of each period for 15 years will be

MP = $6951.20

r = 0.00875

n = 30

Then we have

\(\rm P = 6951.20 \times \dfrac{(1+0.00875)^{30}-1}{0.00875(1+0.00875)^{30}}\\\\P = \$182713.25\)

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Salik and Maya are discussing a project that examines the relationship between the number of siblings someone has and their household income. Maya predicts that those with more siblings will have a higher household income. Salik questions whether the number of siblings is a categorical variable since it is a whole number. Our response can be : "In order to conduct this project, we need to choose two quantitative variables, which are variables that can be measured and expressed as numbers. The number of siblings is not a categorical variable because it is a continuous variable that can take on any whole number value."

The number of siblings is a quantitative variable because it can be expressed as a whole number. Household income is also a quantitative variable because it can be measured and expressed as a numerical value. Categorical variables are variables that can be divided into distinct categories or groups, such as gender, race, or occupation. The number of siblings is not a categorical variable because it is a continuous variable that can take on any whole number value.

To examine the relationship between the number of siblings and household income, Maya and Salik could use statistics to analyze their data. They could calculate descriptive statistics such as the mean and standard deviation for each variable, as well as the correlation coefficient to determine the strength and direction of the relationship between the two variables. They could also use probability theory to make predictions about the likelihood of certain outcomes, such as the probability that someone with more siblings will have a higher household income.

The complete question is:

Our classmates, Maya and Salik, are talking about the variables they want to study and how they plan to collect their samples. Here is part of their conversation. Respond in the places that say “your response.”

Double-check that both of their variables are quantitative.

Maya: I want to look at the relationship between the number of siblings someone has and the household income. I predict that those with more siblings have a higher household income.

Salik: We need two quantitative variables for this project. Wouldn’t number of siblings be categorical since it is whole numbers?

Your response:.........

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True, free bilirubin is transported by the blood to the liver.

Macrophages begin the disposal of hemoglobin by separating the heme from the globin. They hydrolyze the globin into free amino acids, which can be used for energy-releasing catabolism or recycled for protein synthesis.

Bilirubin

Bilirubin is a red-orange compound that occurs in the normal catabolic pathway that breaks down heme in vertebrates. This catabolism is a necessary process in the body's clearance of waste products that arise from the destruction of aged or abnormal red blood cells.

Hemoglobin

Hemoglobin is a protein in your red blood cells that carries oxygen to your body's organs and tissues and transports carbon dioxide from your organs and tissues back to your lungs.

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Answer:

6

Step-by-step explanation:

18/3=6

36/6=6

54/9=6

1) F = 4x^2 + 4x - 3. This simplifies to F = 4x^2 + 4x - 3.

2) F =  (2x + 1 - 2)(2x + 1 + 2). resulting in F = (2x - 1)(2x + 3).

1) To develop and simplify the expression F = (2x + 1)^2 - 4, you need to expand the squared term and then combine like terms. Start by expanding (2x + 1)^2, which results in (2x + 1)(2x + 1). Using the distributive property (FOIL method), you multiply the terms: (2x * 2x) + (2x * 1) + (1 * 2x) + (1 * 1), which gives you 4x^2 + 2x + 2x + 1. Combine the like terms to get 4x^2 + 4x + 1. Now, subtract the 4 from the expression: 4x^2 + 4x + 1 - 4. This simplifies to F = 4x^2 + 4x - 3.

2) To factorize the expression F = 4x^2 + 4x - 3, notice that it's derived from the original expression F = (2x + 1)^2 - 4. You can rewrite F as F = (2x + 1)^2 - 2^2, which is the difference between two squares. Now, apply the formula a^2 - b^2 = (a - b)(a + b): F = (2x + 1 - 2)(2x + 1 + 2), resulting in F = (2x - 1)(2x + 3).

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Answer:

(3, -2)

Step-by-step explanation:

both of the equations are equal to y, which means they are equal to each other.

So you write them as equation(1) = equation(2)

and solve for x.

Next substitute the value of x to any of the equations and find y. And that is how I got (3 , -2)

Hope I was able to help:)

Answer:

C

Step-by-step explanation:

The net profit margin ratio for Jones Corporation for 2012 is 14.29%.

The net profit margin ratio or the net income ratio describes the relative size of the net income in comparison with the net sales revenue.

The ratio is the quotient of the two values with the net income as the numerator and the net sales revenue as the denominator, multiplied by 100.

                                      2012               2011

Net sales                    $784,000     $697,000

Cost of goods sold      406,000       377,000

Net income                    112,000         80,000

Net income ratio for 2012 = Net Income ÷ Net Sales x 100

= 14.29% ($112,000/$784,000 x 100)

Thus, when the net profit is compared to the net sales revenue, we can conclude that the net income represents only 14.29% of the net sales.

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The required answer is  Kendra charges $1.50 for one egg.

To find out how much Kendra charges for an egg,  compare the prices of the different options she offers.

According to the information provided, Kendra charges $3.00 for 2 eggs and one piece of toast.

This means that the cost of two eggs is $3.00.

Now, calculate the cost of one egg by dividing the total cost of two eggs by 2.

$3.00 / 2 = $1.50

Therefore, Kendra charges $1.50 for one egg.

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Answer:

F^-1(x)=0.125x-0.125

Step-by-step explanation:

Y=8x+1

X=8y+1

8y=x-1

Y=0.125x-0.125

f(x)=8x+1

let f(x)=y

y=8x+1

interchange x&y

x=8y+1

x-1=8y

y=x-1/8So,

f-1(x)= x-1/8

Answer:

Step-by-step explanation:

131.95

The volume of cylinder and cone are \(36\pi\) cubic unit.

It is given by formula, \(V=\pi r^{2}h\)

Where r is base radius and h is height of cylinder.

Given that,  \(r=3,h=4\)

Substitute values in above formula,

         \(V=\pi*3^{2} *4=36\pi\)

Volume of the cone is,

                 \(V=\frac{1}{3} \pi r^{2}h\)

Given that, \(r=3,h=3*4=12\)

Substitute values in above formula.

    \(V=\frac{1}{3}\pi*3^{2}*12=36\pi\)

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Answer:

60

Step-by-step explanation:

\(0.3 \times x =18 \\ x = 18 \div 0.3 \\ x = 60\)

200 is the mean absolute deviation. Therefore, choice three (200) is the right one.

The absolute difference between the predicted and actual values must be determined, added together, and divided by the total number of periods.

Forecasted values are as follows: 1,500 and 1,400

Values in actuality: 1,200 and 1,500

Absolute differences:

|1,500 - 1,200| = 300

|1,400 - 1,500| = 100

Now, we calculate the MAD:

MAD = (300 + 100) / 2 = 400 / 2 = 200

Therefore, 200 is the mean absolute deviation. Therefore, choice three (200) is the right one.

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The characteristic that  is necessary to create a table that compares two functions  is D. Choose the same values for each functions .

The Mathematical tables can be regarded as the lists of numbers which is used in showing the results of a calculation  and these can have  varying arguments.

It should be noted that when necessary to creating a table that compares two functions it  is important to Choose the same values for each functions .

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Answer:

9/16

Step-by-step explanation:

i got it right on khan academy

Answer:

1/16

Step-by-step explanation:

Got It on Khan academy

Answer:

30

Step-by-step explanation:

i hope this helped and i am pretty sure this is correct!

Answer:

Step one add 4 to both sides

step two divide both sides by 17

step 3 is the answer and that is 62/17

Step-by-step explanation:

Hope this helps!!!

Answer:

x= 62/17

Step-by-step explanation:

17x - 4+4 = 58 + 4

17x= 62

17x/17 = 62/17

x = 62/17

Answer:

480 people

Step-by-step explanation: 180/x=37.5/100 cross multiply. x=480.

The maple syrup level is increasing at a rate of approximately 0.0143 feet per minute when the syrup is 5 feet deep.

To find the rate at which the maple syrup level is increasing when the syrup is 5 feet deep, we can use the concept of related rates and the formula for the volume of a cone.

The volume of a cone is given by the formula V = (1/3) * π * r^2 * h, where r is the radius of the cone's base and h is the height.

In this case, the radius of the cone is 20 feet, and the height is changing with time. Let's denote the changing height as dh/dt (the rate at which the height is changing over time).

We are given that the syrup is being pumped into the vat at a rate of 6 cubic feet per minute, which means the volume is changing at a rate of dV/dt = 6 cubic feet per minute.

We want to find dh/dt when the syrup is 5 feet deep. At this point, the height of the cone is h = 5 feet.

Using the formula for the volume of a cone, we have V = (1/3) * π * r^2 * h. Taking the derivative of both sides with respect to time, we get:

dV/dt = (1/3) * π * r^2 * (dh/dt).

Substituting the given values and solving for dh/dt, we have:

6 = (1/3) * π * (20^2) * (dh/dt).

Simplifying the equation, we find:

dh/dt = 6 / [(1/3) * π * (20^2)].

Evaluating this expression, we can find the rate at which the maple syrup level is increasing when the syrup is 5 feet deep.

dh/dt = 6 / [(1/3) * 3.14 * 400] ≈ 6 / (0.3333 * 1256) ≈ 6 / 418.9 ≈ 0.0143 feet per minute.

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Answer: sorry if this is wrong I tried.

Physical factors such as terrain, climate, soil, water bodies, and mineral resources. These factors affect the availability of resources, the suitability of land for agriculture, the accessibility of transportation, and the attractiveness of living conditions.

Human factors such as industries, urbanization, transport, culture, history, and politics. These factors affect the type and scale of economic activities, the availability of services and amenities, the migration patterns and preferences of people, and the distribution of power and wealth.

These factors vary according to the scale of analysis because different regions may have different combinations and interactions of these factors that influence their population distribution. For example, at a global scale, climate may be a major factor that determines where people live, but at a local scale, urbanization may be more important.

Step-by-step explanation:

The steps in correct order are:

Equations are mathematical statements with two algebraic expressions flanking the equals (=) sign on either side.

It demonstrates the equality of the relationship between the expressions printed on the left and right sides. LHS = RHS is a common mathematical formula.

Coefficients, variables, operators, constants, terms, expressions, and the equal to sign are some of the components of an equation. The "=" sign and terms on both sides must always be present when writing an equation.

Given:

We have the Quadratic Equation: (x-7)² = -20.

Now, to solve the equation further then first we have to remove the square and make equation linear.

Taking roots on both side we get

x- 7 = ±√(-20)

x - 7= ±i√20

x- 7 = ±2i √ 5

Now, add 7 both side

x - 7+ 7 = 2i √ 5 + 7 or x - 7+ 7 = -2i √ 5 + 7

x = 2i √ 5 + 7 or  x =  7 - 2i √ 5

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You have the correct expression for the first answer box. It is s^3+12. Nice work.

The reasoning is that s^3 is the volume of the storage container on the left, and 12 is the volume of the storage container on the right. Adding the two container volumes gets the total volume.

-----------------------------------

For the second answer box, we'll plug in s = 4 to get

s^3 + 12 = 4^3 + 12 = 64 + 12 = 76

The total volume is 76 cubic feet.

So 76 is the answer to the second box

Answer: 49.25

Step-by-step explanation:

If z = f(x, y), where f is differentiable, and the following applies,  dz/dt when t = 4 is 10.

To find dz/dt, we can use the chain rule of differentiation. The chain rule states that if z = f(x, y) and x = g(t), y = h(t), then dz/dt = (∂z/∂x)(dx/dt) + (∂z/∂y)(dy/dt).

x = g(t), y = h(t), g(4) = 3, h(4) = 5

g'(4) = 3, h'(4) = -8

f_x(3, 5) = -2, f_y(3, 5) = -2

t = 4

We can substitute these values into the chain rule formula:

dz/dt = f_x(3, 5) * g'(4) + f_y(3, 5) * h'(4)

Substituting the given values:

dz/dt = (-2) * (3) + (-2) * (-8)

dz/dt = -6 + 16

dz/dt = 10

Therefore, when t = 4, dz/dt = 10.

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Answer:

The diameter of a circle passes through the center of the circle and has its endpoints on the circle itself. The diameter of any circle is two times the length of that circle's radius.

Step-by-step explanation:

To find the diameter of a circle, you need to know the radius of the circle, double it to get the diameter. The radius is the distance from the center of the circle to its edge. If the radius of the circle is 4 cm, then the diameter of the circle is 4 cm x 2, or 8 cm. If you know the circumference of the circle, divide it by π to get the diameter.

The right response is that the two linear equation never intersect , because the graph of these two linear equation will be two parallel lines.

How many types of solution are there for two linear equations ?

There are 2 types of solution :
Consistent :

A consistent system is said to be an independent system if it has a single solution.

A consistent system is said to be a dependent system if the equations have the same slope and the same y-intercepts. In other words, the lines coincide, so the equations represent the same line. Each point on the line represents a pair of coordinates that fits the system. So there are an infinite number of solutions.

Non-consistent :

Another type of system of linear equations is the inconsistent system, in which the equations represent two parallel lines. The lines have the same slope and different y-intercepts. There are no common points for both lines; therefore, there is no solution to the system and if we draw the graph of these equations then the graphs of both equation becomes parallel to each other.

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The two linear equations never intersect.

When a system of two linear equations in two variables has no solution, it means that there is no set of values for the variables that satisfies both equations simultaneously. Geometrically, this corresponds to the two lines represented by the equations being parallel. Since parallel lines never intersect, the statement "The two linear equations never intersect" accurately describes the situation.

If the two linear equations were graphed on a coordinate plane, they would appear as two distinct lines that run parallel to each other without ever crossing or intersecting. This indicates that there is no common point of intersection between the lines, and therefore no solution exists for the system of equations.

It is important to note that this scenario is different from the case where the two linear equations represent the same line. In that case, the equations would be equivalent, and every point on the line would satisfy both equations. However, when there is no solution, it means that the lines do not share any common points and never intersect.

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