Create a real life example that includes function composition in it and solve it?

how can you multiply binomial with a trinomial? Give an example about it and solve it.​

Answer:

-25

Step-by-step explanation:

You begin with -40, then decrease by 20 so your new value is -60, then increase by 35 so your final value is -25m... hope this helps (:

The total number of phone numbers that are possible is 11 x 10 = 110.

A seven-digit phone number is to be formed that has two identical missing digits so that it reads 276-9?4?. And, the seven-digit number should be divisible by 7. We need to find how many phone numbers are possible?Let's analyze given the telephone number - 276-9?4?

For any number to be divisible by 7, the difference of the sum of its digits in odd places and the sum of its digits in even places should be either 0 or a multiple of 7.

Let's say the missing digits in the telephone number are 'x' and 'y'. Therefore, we need to find all possible values of 'x' and 'y'.Since the phone number is divisible by 7,

we can find the possible values of 'x' and 'y' by calculating the values of (4y-3x). If (4y-3x) is divisible by 7, then the given phone number is divisible by 7.If x = 1, then y can take any value from 0 to 9 such that (4y-3) is divisible by 7. This gives us two pairs of values:

(x, y) = (1,2) and (1,9).If x = 2, then y can take any value from 0 to 9 such that (4y-6) is divisible by 7. This gives us two pairs of values: (x, y) = (2,0) and (2,7).If x = 3, then y can take any value from 0 to 9 such that (4y-9) is divisible by 7.

This gives us two pairs of values: (x, y) = (3,1) and (3,8).If x = 4, then y can take any value from 0 to 9 such that (4y-12) is divisible by 7. This gives us two pairs of values:

(x, y) = (4,3) and (4,0).If x = 5, then y can take any value from 0 to 9 such that (4y-15) is divisible by 7. This gives us only one pair of values: (x, y) = (5,7).If x = 6, then y can take any value from 0 to 9 such that (4y-18) is divisible by 7.

This gives us two pairs of values: (x, y) = (6,0) and (6,4).So, we have a total of 11 possible values for the pair (x, y). For each pair, we can have 10 possible phone numbers (since y can take any value from 0 to 9).

Hence, there are 110 possible phone numbers that can be formed with two identical missing digits so that it reads 276-9?4?, and the seven-digit number is divisible by 7.

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Answer:

\(x = 15\)

Step-by-step explanation:

Since lines f and g are parallel, that means that the top angles will be the same, while the bottom angles will also be the same.

The angles of any quadrilaterals all add up to 360°, so we can create the equation like this:

\(3x + 3x + (6x + 45) + (6x+45) = 360\)

Combine like terms so we can get a simpler equation:

\(6x + 12x + 90 = 360\\18x + 90 = 360\)

Now let's solve for x!

\(18x + 90 - 90 = 360 - 90\\18x = 270\\18x\div18 = 270\div18\\x = 15\)

So \(x = 15\).

Hope this helped!

Answer:

15

Step-by-step explanation:

3x + 6x + 45 = 180

9x = 135

x = 15

Explanation:

The blue rectangle has area of 4a^2*6a^2 = 24a^4

The red rectangle has area 4a^2*9a = 36a^3

The green rectangle has area 4a^2*3 = 12a^2

The total area is 24a^4 + 36a^3 + 12a^2

Answer:

7 4/5

Step-by-step explanation:

2 1/10 + 5 7/10 = 2 + 5 + 1/10 + 7/10 = 7 8/10 = 7 4/5

The formula for the test statistic Z depends on the specific hypothesis test being conducted. However,  the test statistic Z can be computed as:

Z = (x - μ) / (σ / √n)

The formula for the test statistic Z is:

Z = (x - μ) / (σ / √n)

where:

x is the sample mean

μ is the population mean (under the null hypothesis)

σ is the population standard deviation (under the null hypothesis)

n is the sample size

This formula is used for a z-test, which is a statistical test that assumes that the population is normally distributed and uses the standard normal distribution to calculate the p-value.

In some cases, the population standard deviation is unknown, and so the sample standard deviation (s) is used as an estimate. In these cases, the formula for the test statistic Z is:

Z = (x - μ) / (s / √n)

where s is the sample standard deviation.

It's important to note that the formula for the test statistic Z can vary depending on the specific hypothesis test being conducted.

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Answer:

-2 floor so underground

Answer:

m= 18g

Step-by-step explanation:

m = 18 × g

The area of the region enclosed by the given curves is:

Area = Area1 - Area2 = 504

A polynomial function is a fundamental mathematical concept expressed as a sum of powers of an independent variable, multiplied by constants known as coefficients. It is a versatile tool used to model various phenomena such as physical processes, economic trends, and social behavior. a polynomial function is a function of the form:

f(x) = a_n x^n + a_{n-1} x^{n-1} + ... + a_1 x + a_0

where a_n, a_{n-1}, ..., a_1, a_0 are constants, x is the independent variable, and n is a non-negative integer.        

To sketch the region enclosed by the curves and determine whether to integrate with respect to x or y, let's first graph the given curves:

Curve 1: x = 63 - 7y²

Curve 2: x = 7y²- 63

We can start by finding the y-intercepts and the points of intersection between the two curves:

For Curve 1:

When x = 0, 63 - 7y^2 = 0

7y² = 63

y² = 9

y = ±3

For Curve 2:

When x = 0, 7y² - 63 = 0

7y² = 63

y² = 9

y = ±3

So the y-intercepts and points of intersection are at y = -3 and y = 3.

Next, let's determine the bounds for y by looking at the range of y-values enclosed by the curves. We can see that the curves are symmetric about the y-axis, and they intersect at y = -3 and y = 3. Therefore, we can integrate with respect to y from y = -3 to y = 3 to calculate the area.

To find the area of the region, we need to integrate the difference between the curves with respect to y:

Area = ∫[from -3 to 3] [(63 - 7y²) - (7y² - 63)] dy

Simplifying the expression:

Area = ∫[from -3 to 3] (126 - 14y²) dy

To find the integral of (126 - 14y²) with respect to y, we can distribute the integral and integrate term by term:

Area = ∫[from -3 to 3] 126 dy - ∫[from -3 to 3] 14y² dy

The first term, ∫[from -3 to 3] 126 dy, represents the area of a rectangle with a constant height of 126 and a width of 6 (from y = -3 to y = 3):

Area1 = 126 * 6

The second term, ∫[from -3 to 3] 14y² dy, represents the area between the curves. We can integrate term by term:

∫[from -3 to 3] 14y² dy = 14 * [(1/3)y³] | [from -3 to 3]

= 14 * [(1/3)(3)³ - (1/3)(-3)³]

= 14 * [(1/3)(27 - (-27))]

= 14 * [(1/3)(54)]

= 14 * 18

= 252

Therefore, the area of the region enclosed by the given curves is:

Area = Area1 - Area2

= 126 * 6 - 252

= 756 - 252

= 504

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The inequality given by (x/3) + 5 ≥ 1/6 has the solution x ≥ -29/2 or [-29/2 , +∞).

Inequality refers to the relationship between two non-equal expressions. It can be denoted by > for greater than, < for less than, >/= for greater than and equal to, and </= for less than and equal to.

To solve an inequality is to find the values of x such that when we substitute that number for x we have a true statement.

Given the inequality (x/3) + 5 ≥ 1/6, subtract 5 from both sides.

(x/3) + 5 - 5 ≥ 1/6 - 5

x/3 ≥ -29/6

Multiply both sides by 3.

3(x/3) ≥ 3(-29/6)

x ≥ -29/2

To check, let x = -29/2

x = -29/2 ≥ -29/2

Substitute this value to the inequality.

(x/3) + 5 ≥ 1/6

(-29/2)/3 + 5 ≥ 1/6

1/6 ≥ 1/6

let x = -14,

x = -14 ≥ -29/2

Substitute this value to the inequality.

(x/3) + 5 ≥ 1/6

-14/3 + 5 ≥ 1/6

1/3 ≥ 1/6

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Answer:

no se

Step-by-step explanation:

The coordinate of the midpoint joining the two houses, since each unit on the coordinate is 50 units is (150, 250) and the distance walked to school is 254.95 yards

From the graph given :

The x - coordinate of the midpoint is 3 units from the origin = (3 × 50) = 150 yards

The y-coordinate of the midpoint is 5 units from the origin = (5 × 50) = 250 yards

Hence, the coordinate of the midpoint is (150, 250)

The distance walked to school :

Distance = √(y2 - y1)² + (x2 - x1)²

Distance = √(400 - 150)² + (300 - 250)²

Distance = √250² + 50²

Distance = 254.95 yards

Therefore, the distance the boys walk to school is 254.95 yards.

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The boundary and initial conditions provided, we can fill in the constants in the solution: u(x,0) = 1 sin(πx) + 6 sin(27πx) + 7 sin(31πx) + 11 sin(41πx)

To match the  solution format, let's fill in the constants:
u(x, t) = (1)e^(-π^2t)sin(πx) + (6)e^(-27^2π^2t)sin(27πx) + (7)e^(-31^2π^2t)sin(31πx) + (11)e^(-41^2π^2t)sin(41πx)
Here, the constants are: 1, 6, 7, and 11 for the amplitudes of each sine term
π, 27π, 31π, and 41π for the sine argument multipliers
-π^2, -27^2π^2, -31^2π^2, and -41^2π^2 for the exponents of e in the time-dependent coefficients.

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Answer:

The prism has 9 edges, The bases of the prism are triangles, and the prism has 5 faces.

Would really appreciate a brainliest! Hope this helped! =)

Answer: B, C, E

Step-by-step explanation: dude trust me c'mon

The statement "This does not make sense because the mean and median should lie somewhere to the right of the mode if the distribution is left-skewed" is correct. The correct answer is B

In a left-skewed distribution, the mode is the highest point and it is located to the right of the median, which in turn is located to the right of the mean.

This is because the mean is influenced by extreme values on the left tail, which pull it to the left, whereas the median is unaffected by extreme values and is only determined by the middle value(s) in the data set.

Thus, if the mean, median, and mode are all the same in a left-skewed distribution, this indicates that the data set is either symmetric or approximately symmetric.The correct answer is B

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Answer:

53 degrees

Step-by-step explanation:

75 - 22 = 53

Answer:

53

Step-by-step explanation:

75 - 22

The mass of the sunfish increases by a factor of 9/7 every 1.05 days.

The growth rate of the ocean sunfish is described by the function M(t) = 3.5(1.05)^t, where t represents the elapsed time in days since the sunfish was born and M(t) represents its mass in milligrams.

To determine the rate at which the mass increases by a factor of 9/7, we need to find the value of t when the mass increases to 9/7 times its initial value.

Let's set up the equation:

M(t) = 3.5(1.05)^t

9/7 × M(0) = 3.5(1.05)^t

Dividing both sides by M(0) (the initial mass), we get:

9/7 = (1.05)^t

Taking the logarithm of both sides, we have:

log(9/7) = log((1.05)^t)

Using logarithmic properties, we can bring down the exponent:

log(9/7) = t × log(1.05)

t = log(9/7) / log(1.05)

Evaluating this expression, we find that the mass of the sunfish increases by a factor of 9/7 approximately every 4.347 days (rounded to three decimal places).

Therefore, the mass of the sunfish increases by a factor of 9/7 every approximately 4.347 days.

Complete Question: Ocean sunfishes are well-known for rapidly gaining a lot of weight on a diet based on jellyfish.

The relationship between the elapsed time, t, in days, since an ocean sunfish is born, and its mass, M(t), in milligrams, is modeled by the following function:

M(t)=3.5(1.05)^t

The mass of the sunfish increases by a factor of 9/7 every _______ days.

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Answer:

no

Step-by-step explanation:

I calculated

No because something proportional can't have a y-intercept, the 3 is the y intercept so your statement is not proportional.

1. Chicken became the key product that drove the creation of the Interstate Highway System, which led to the dominance of American trucks in the US truck market.

2. A party may want to impose a tariff to protect domestic industries from foreign competition or to generate revenue for the government.

3. A party is usually trying to protect domestic industries, but a tariff on automobiles would hurt both domestic consumers who would pay higher prices and foreign producers who would face reduced demand.

4. Competition encourages innovation by providing incentives for companies to improve their products and services to stay ahead of their rivals; American trucks stayed the same because they faced little competition due to protectionist policies.

5. Foreign companies tried to get around American-imposed tariffs on automobiles by establishing factories in the US, forming joint ventures with American companies, or exporting through third countries.

6. The methods used to get around tariffs can be efficient in the short term, but they may not be sustainable or desirable in the long term as they can lead to trade imbalances and undermine the competitiveness of domestic industries.

7. Tariffs can be used as a bargaining chip to negotiate better trade deals, but they should be imposed judiciously and only as a last resort to avoid damaging the economy and harming consumers.

1. In the podcast, chicken is cited as the reason why American trucks dominate the truck market in the United States.

This is because in the 1960s, the government imposed regulations on the trucking industry that limited the amount of weight a truck could carry.

To get around these regulations, the industry started using smaller trucks to transport goods, which were often not strong enough to handle the weight.

However, they found that if they put chicken on the back of the trucks, the weight of the cargo would distribute more evenly and the smaller trucks could handle the load.

This led to the development of the modern pickup truck, which is now a staple of the American automobile market.

2. Parties may want to impose tariffs for various reasons, such as to protect domestic industries and jobs from foreign competition, to raise revenue for the government, or to level the playing field in international trade.

Two specific reasons for imposing tariffs could be to protect national security interests or to address unfair trade practices by other countries.

3. Tariffs are usually imposed to protect domestic industries and jobs, and the parties that are being protected are typically the producers of the goods or services in question.

However, tariffs can also harm consumers who may have to pay higher prices for imported goods or may have fewer choices in the marketplace. For example, if a tariff is imposed on automobiles, domestic car manufacturers may benefit, but consumers may have to pay more for cars, and foreign automakers may lose market share.

4. Competition encourages innovation by creating incentives for companies to improve their products or services to gain a competitive advantage.

In the case of American trucks, the lack of competition may have contributed to their lack of innovation over the years. Since they dominated the market, there was little pressure to improve or innovate, and as a result, they have largely stayed the same.

However, the rise of foreign competition in recent years has led American truck manufacturers to invest more in innovation to stay competitive.

5. Foreign companies have tried to get around American-imposed tariffs on automobiles in various ways, such as by moving production to countries not subject to the tariffs, by exporting parts and assembling them in the United States, or by lobbying the government for exemptions or tariff reductions.

6. The methods used by foreign companies to get around tariffs may not be efficient for the economy as a whole because they can lead to higher costs and inefficiencies in the supply chain.

However, they may be necessary for individual companies to remain competitive in the short term.

Ultimately, a more efficient solution would be to address the root causes of the trade imbalances that lead to tariffs in the first place.

7. A tariff can be used as a bargaining chip by threatening to impose tariffs on imports from a country unless they make concessions in trade negotiations.

While this can be an effective strategy in certain situations, it can also lead to a trade war and harm both economies.

In general, tariffs should be used sparingly and as a last resort, and efforts should be made to address underlying trade issues through diplomacy and negotiation.

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Answer:

(0, 5), (0, 1), and (3, 1).

Step-by-step explanation:

If the shape should be rotated about the y-axis to make a cone, then the shape needs to be a right triangle. It will have its length on the y-axis, and the other length either parallel to, or on, the x-axis.

Since we already have a point at (0, 5), we can have another point at (0, 1). That means that the side length is 4. Now, we can make a 3-4-5 right triangle by having another point at (3, 1).

Hope this helps!

Answer:

It's B

Step-by-step explanation:

Given that we have the graph of f(x), we want to see which one is the graph of its inverse. i just had that question and i got a 100 on it

Option-c is correct that is F.DIST.RT(x, Deg_freedom1, Deg_freedom2) when the right-tailed probability for a value x on the F(df1,df2) distribution.

Given that,

We have to find which option is correct  for the right-tailed probability for a value x on the F(df1,df2) distribution.

We know that,

returns the degree of diversity (right-tailed) F probability distribution for two data sets. This function can be used to compare the levels of diversity between two data sets. For instance, you may compare the test results of high school freshmen who are men and women to see if there is a difference in the variability between the sides.

Syntax

F.DIST.RT(x,deg_freedom1,deg_freedom2)

The following arguments are used with the F.DIST.RT function syntax:

The value at which the function should be evaluated.

Degrees of freedom numerator required: Deg freedom1.

Degrees of freedom in the denominator, required by Deg freedom2.

Therefore, Option-c is correct that is F.DIST.RT(x, Deg_freedom1, Deg_freedom2) when the right-tailed probability for a value x on the F(df1,df2) distribution.

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Answer:

-8  -3  9  12  13

Vote me

The two positive angles that are coterminal with 20° are 380° and 740°. The two negative angles that are coterminal with 20° are -340° and -700°.

To find angles that are coterminal with 20°, we can add or subtract multiples of 360°.

Positive angles:

20° + 360° = 380°

20° + 2(360°) = 740°

Negative angles:

20° - 360° = -340°

20° - 2(360°) = -700°

These angles are coterminal with 20° because adding or subtracting a multiple of 360° leaves us in the same position on the unit circle.

Therefore, the two positive angles that are coterminal with 20° are 380° and 740°, and the two negative angles that are coterminal with 20° are -340° and -700°.

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Answer:

the perimeter of the square is 104

Step-by-step explanation:

to find the perimeter of a square we need to use the formula P = 4a

P is perimeter and a is the side of the square

if a is the side and the formula of Area is A = a^2

that means the side of the square is a = 26 because 26 * 26 = 676

now we take 26 and place it in the a spot of the perimeter formula

P = 4 * 26   (P = 104)

can i get brain if this helps and is correct plz and thxs <(^w^)>

Answer:

It's 104

Step-by-step explanation:

Answer:

Jorge needs 1/2 apple to make the snack.

Answer: 2(3+x)(5-x)

Step-by-step explanation:

Answer:

2(3+x)(5-x)

Step-by-step explanation:

Yes, Ms. Ouzts will have enough to purchase the purse as $125 is greater than the total cost of the purse including tax, which is $108.50.

The sales tax in South Carolina is 8.5%, which means that the total cost of the purse including tax will be

= Cost of purse + Sales tax

Substitute the values in the equation

= $100 + (8.5% of $100) = $100 + $8.50 = $108.50

If Ms. Ouzts has $125 to spend on the purse, then she will have enough to purchase it because $125 is greater than $108.50.

In fact, she will have $125 - $108.50 = $16.50 left over after buying the purse.

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