easy points, please answer a proper answer though

For an investment of $26,245, a quarterly statement reports that the account balance is $26,192. The statement also reports that for the same quarter, the rate of return on the investment was - 0.02%. Given the information regarding the investment's quarterly activity, is the reported rate of return reasonable? Use complete sentences to explain your answer.

Answer: 0

Step-by-step explanation:

No matter how you go at it, x is inevtably going to equal 0. To get x by itself, you have to subtract 3 from the right and left side, which leaves 0=x-5x. That leaves you with -4x=0, and when divided, that equals zero.

Answer:

x = 0

Step-by-step explanation:

Given

3 = x + 3 - 5x , that is

3 = - 4x + 3 ( subtract 3 from both sides )

0 = - 4x , thus

x = 0

Answer: id k i think b sorry if it wrong

Step-by-step explanation:

Answer:

ok

Step-by-step explanation:

Therefore, the expression's 48th component is the cost per scarf.

A mathematical expression is a sentence that has at least two variables or integers and one mathematical action. In mathematics, it is possible to multiply, divide, add, or remove. An expression's structure is (Mathematical Operator, Number or Variable, Expression).

Here,

In the following expression, 483 denotes the total number of scarves, and 48 is the cost per scarf. For each scarf order, customers are charged a $4.75 delivery fee:

The 48 denotes the price per scarf, as can be seen from the supplied.

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Answer:

The solution is (-4, 12).

Step-by-step explanation:

3y = 20 − 4x

2y = 12 − 3x

Multiply the first equation  by 2 and the second by 3:

6y = 40 - 8x

6y = 36 - 9x

Subtracting:

0 = 4 -8x - (-9x)

0 = 4 + x

x = -4.

Now substitute x = -4 in the first equation:

3y = 20 - 4(-4)

3y = 20 + 16

3y = 36

y = 12.

Answer:

H = 9.6

Step-by-step explanation:

Multiply 12 * 8

10H = 96

Solving

10H = 96

Move all terms containing H to the left, all other terms to the right.

Divide each side by '10'.

H = 9.6

Answer:

The answer is 16.

Sorry if it's incorrect.

Step-by-step explanation:

Answer: as per question statement

we need to set up an equation first

p(t)=1200e(0.052*t)

they have given that it is relative to 1200 that means it starts to increase from 1200 at t=0 initially 1200 bacteria were present

we need to find population at t=6

we need to plug t=6 in p(t).

P(6)=1200e(0.052*6)=1639.38

1638.38 bacteria were present at that time t=6

Step-by-step explanation: I hope this helps.

Answer:

Option D. 30 units

Step-by-step explanation:

The two sides of the right triangle will be 5 and 12 units as we can see from the diagram

Now to find the hypotenuse, we will use the Pythagoras Theorem

5² + 12² = Hypotenuse²

25 + 144 = Hypotenuse²

169 = Hypotenuse²

So,

Hypotenuse = root169 = 13

Perimeter of Right triangle = sum of all sides

Perimeter of Right triangle = 5 + 12 + 13

Perimeter Of Right triangle = 5 + 12 + 13 = 30

Option D. 30 units is the correct answer

Answer:

30

Step-by-step explanation:

See the attached worksheet.  The perimeter of the triangle is the sum of its three sides, labelled a, b, and c.

a and b can be calculated from the graph, as shown on the worksheet.

Once a and b are know, use the ZPythagorean Theorem to find c, which is 13.

Finially, add the sides a, b, and c:  5 + 12 + 13 = 30, the perimeter.

Walking is not safe on the path whenever rabbits have been seen in the area, and berries are ripe along the path. This is formalized by using the →(if-then) and ∧(logical and) operators.

Given information and corresponding atomic propositions:

We need to formalize the given statements in terms of atomic propositions r, b, and w, which are defined as follows:

r: Rabbits have been seen in the area.

b: Berries are ripe along the path.

w: Walking on the path is safe.

Now, let us formalize each of the given statements in terms of these atomic propositions:

a) Berries are ripe along the path, but rabbits have not been seen in the area.

b: Rabbits have not been seen in the area, and walking on the path is safe, but berries are ripe along the path.

c: If berries are ripe along the path, then walking is safe if and only if rabbits have not been seen in the area.

d: It is not safe to walk along the path, but rabbits have not been seen in the area, and the berries along the path are ripe.

e) For walking on the path to be safe, it is necessary but not sufficient that berries not be ripe along the path and for rabbits not to have been seen in the area.

Walking is not safe on the path whenever rabbits have been seen in the area, and berries are ripe along the path.

The formalizations in terms of atomic propositions are:

a) b ∧ ¬r.b) ¬r ∧ w ∧

b.c) (b → w) ∧ (¬r → w).

d) ¬w ∧ ¬r ∧

b.e) (¬r ∧ ¬b) → w.b ∧

Berries are ripe along the path, but rabbits have not been seen in the area.

This is formalized by using the ∧(logical and) operator.

(¬r ∧ ¬b) → w: It means For walking on the path to be safe, it is necessary but not sufficient that berries not be ripe along the path and for rabbits not to have been seen in the area.

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Answer: 26

Step-by-step explanation:

0 + 5 = 5

5 + 6 = 11

11 + 7 = 18

18 + 8 = 26

26 + 9 = 35

35 + 10 = 45

Starting to notice a pattern?

Answer:

26

Step-by-step explanation:

I believe it's 26 because

0 + 5 = 5

Then it would be 5 + 6 which equals 11

Then add 11 + 7 and it equals 18

So it is going up one so you add 18 + 8 which equals 26.

Then you would add 26 + 9 which equals 35

Then you would 35 + 10 which equals 45

etc...

I hope this helped. I am sorry if you get this wrong.

Answer:

3 6/7.

Step-by-step explanation:

Answer:

-3  6/7

Step-by-step explanation:

rewrite with 'like' terms next to each other:

-8/3x + 1/3x + (-3) + (-1) = 5

-7/3x + (-4) = 5

-7/3x = 9

multiply each side by -3/7

x = -27 /7 or -3  6/7

Answer:

8.41

Step-by-step explanation:

Answer:

it's 8.41

Step-by-step explanation:

Answer:

neither

Step-by-step explanation:      

Based on the given information, we cannot prove that △EFG and △KLM are similar using the SSS or SAS similarity theorems. The correct answer is option D) No, they cannot be proven similar by SSS or SAS.

To determine if the triangles △EFG and △KLM can be proven similar using the SSS (Side-Side-Side) or SAS (Side-Angle-Side) similarity theorems, we need to compare their corresponding sides and angles.

SSS Similarity Theorem states that if the lengths of the corresponding sides of two triangles are proportional, then the triangles are similar.

SAS Similarity Theorem states that if two corresponding sides of two triangles are proportional, and the included angles are congruent, then the triangles are similar.

Let's examine the given information:

Side lengths of △EFG: EF = 18, EG = 24, FG = 15.

Side lengths of △KLM: KL = 6, KM = 8, LM = 5.

By comparing the side lengths, we can see that they are not proportional. For example, the ratio of EF/KL is 18/6 = 3, while the ratio of EG/KM is 24/8 = 3. Therefore, the corresponding sides of △EFG and △KLM are not proportional, which means we cannot establish similarity using the SSS theorem.

Now, let's consider the SAS theorem. For this, we also need to compare the included angles.

Angles of △EFG: ∠EFG, ∠EFG, ∠EGF.

Angles of △KLM: ∠KLM, ∠KML, ∠KLM.

The given information states that ∠EFG and ∠KLM are congruent. However, we don't have any information about the other angles. Without knowing the congruency of the remaining angles, we cannot establish similarity using the SAS theorem

Option D.

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Answer: Its C

Step-by-step explanation:

The trading block that is not primarily made up of Latin American nations is the European Union.

It's important to note that the European Union is not solely a trading block, but rather a political and economic union of 27 member states primarily located in Europe. The EU is known for its policies that promote the free movement of goods, services, people, and capital within its member states, as well as its collective decision-making process and shared institutions. While the EU has engaged in trade agreements with Latin American countries, such as the EU-Mercosur trade deal, it is not primarily composed of Latin American nations.

Other notable trading blocks that have a significant presence in Latin America include the Pacific Alliance and the Mercosur bloc. In conclusion, the long answer to your question is that the European Union is not primarily made up of Latin American nations, but it is a complex political and economic union that promotes free trade and shared decision-making among its member states.

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The trading block that is not made primarily of Latin American nations is the Asia-Pacific Economic Cooperation (APEC).

APEC is a regional economic forum consisting of 21 member economies from the Asia-Pacific region, including the United States, Japan, Australia, and Canada. It was established in 1989 with the goal of promoting free trade and economic cooperation among its members. While APEC does have a few Latin American member economies such as Chile, Mexico, and Peru, it is not primarily composed of Latin American nations.

APEC's focus is on strengthening economic ties between the Asia-Pacific region and the rest of the world, making it an important trading block for businesses operating in the region.

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Answer: Greater than

Hope this helps :)

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(-3, -3)

To determine which of the points (1, -2), (-3, -3), and (-2, -3) lie on the line 2x1 - 5x2 = 9, we need to substitute the x and y values of each point into the equation and see if the equation holds true. This is done as follows:

When x = 1 and y = -2,

2x1 - 5x2 = 2(1) - 5(-2) = 2 + 10 = 12 ≠ 9

This means that the point (1, -2) does not lie on the line 2x1 - 5x2 = 9.

When x = -3 and y = -3,

2x1 - 5x2 = 2(-3) - 5(-3) = -6 + 15 = 9

This means that the point (-3, -3) does lie on the line 2x1 - 5x2 = 9.

When x = -2 and y = -3,

2x1 - 5x2 = 2(-2) - 5(-3) = -4 + 15 = 11 ≠ 9

This means that the point (-2, -3) does not lie on the line 2x1 - 5x2 = 9.

Therefore, only the point (-3, -3) lies on the line 2x1 - 5x2 = 9.

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The limit of the sequence in part (a), given by (5²+1+7²3), is equal to 125. The limit of the sequence in part (b), given by ((n+1)(n −n+1)(3n³ + 2n + 1)(n — 5) +n³), as n approaches infinity, is also equal to 125.

(a) To find the limit of the sequence (5²+1+7²3) as n approaches infinity, we simplify the expression. The term 5²+1 simplifies to 26, and 7²3 simplifies to 22. Therefore, the sequence can be written as 26 + 22, which equals 48. Since this is a constant value independent of n, the limit of the sequence is equal to 48.

(b) To find the limit of the sequence ((n+1)(n −n+1)(3n³ + 2n + 1)(n — 5) +n³) as n approaches infinity, we simplify the expression. We expand the expression to get (n³ + n²)(3n³ + 2n + 1)(n — 5) + n³. Multiplying these terms together, we get (3n⁷ + 8n⁶ - 19n⁵ - 51n⁴ - 51n³ + 26n² + 5n). As n approaches infinity, the highest degree term dominates the sequence. Therefore, the limit of the sequence is equal to 3n⁷. Substituting n with infinity gives us infinity to the power of 7, which is also infinity. Hence, the limit of the sequence is equal to infinity.

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Answer:

As shown in picture, this is a trapezoid.

The area of a trapezoid is calculated by:

A = (base1 + base2) x height x (1/2)

To work out A, we need to find out base1, base2, and height.

base1  = YZ = \(\sqrt{(Zx - Yx)^{2} + (Zy - Yy)^{2} } = \sqrt{(5 - 2)^{2} + (5 - 5)^{2} } = 3\)

base2 = XW =\(\sqrt{(Wx - Xx)^{2} + (Wy - Xy)^{2} } = \sqrt{(8 - 1)^{2} + (1 - 1)^{2} } = 7\)

Otherwise, the height (distance between base1 and base2) is 4 as shown in picture.

=> A = (3 + 7) x 4 x (1/2) = 20

Hope this helps!

:)

The quotient of the numbers 4.08 divided by 5 is 0.816

From the question, we have the following parameters that can be used in our computation:

The quotient expression from the question is given as

4.08 divided by 5

This means that

4.08 ÷ 5

Multiply the factors by 100

So, we have the following representation

(4.08 * 100) ÷ (5 * 100)

Rewrite as

(4.08 * 100)/(5 * 100)

Evaluate the products

408/(5 * 100)

Divide 408 by 5

81.6/100

Divide 81.6 by 100

0.816

Hence, the solution is 0.816

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Mean of rt = 0.02,

Variance of rt = 0.02,

Lag-1 Autocorrelation (ρ1) = -0.01,

Lag-2 Autocorrelation (ρ2) = Unknown,

1-step ahead forecast = -0.005,

2-step ahead forecast = 0.02,

The standard deviation of forecast errors = √0.02.

We have,

To find the mean and variance of the return series, we can substitute the given model into the equation and calculate:

Mean of rt:

E(rt) = E(0.02 + 0.5rt-2 + et)

= 0.02 + 0.5E(rt-2) + E(et)

= 0.02 + 0.5 * 0 + 0

= 0.02

The variance of rt:

Var(rt) = Var(0.02 + 0.5rt-2 + et)

= Var(et) (since the term 0.5rt-2 does not contribute to the variance)

= 0.02

The mean of the return series rt is 0.02, and the variance is 0.02.

To compute the lag-1 and lag-2 autocorrelations of rt, we need to determine the correlation between rt and rt-1, and between rt and rt-2:

Lag-1 Autocorrelation:

ρ(1) = Cov(rt, rt-1) / (σ(rt) * σ(rt-1))

Lag-2 Autocorrelation:

ρ(2) = Cov(rt, rt-2) / (σ(rt) * σ(rt-2))

Since we are given r100 = -0.01 and r99 = 0.02, we can substitute these values into the equations:

Lag-1 Autocorrelation:

ρ(1) = Cov(rt, rt-1) / (σ(rt) * σ(rt-1))

= Cov(r100, r99) / (σ(r100) * σ(r99))

= Cov(-0.01, 0.02) / (σ(r100) * σ(r99))

Lag-2 Autocorrelation:

ρ(2) = Cov(rt, rt-2) / (σ(rt) * σ(rt-2))

= Cov(r100, r98) / (σ(r100) * σ(r98))

To compute the 1- and 2-step-ahead forecasts of the return series at

t = 100, we use the given model:

1-step ahead forecast:

E(rt+1 | r100, r99) = E(0.02 + 0.5rt-1 + et+1 | r100, r99)

= 0.02 + 0.5r100

2-step ahead forecast:

E(rt+2 | r100, r99) = E(0.02 + 0.5rt | r100, r99)

= 0.02 + 0.5E(rt | r100, r99)

= 0.02 + 0.5(0.02 + 0.5r100)

The associated standard deviation of the forecast errors can be calculated as the square root of the variance of the return series, which is given as 0.02.

Thus,

Mean of rt = 0.02,

Variance of rt = 0.02,

Lag-1 Autocorrelation (ρ1) = -0.01,

Lag-2 Autocorrelation (ρ2) = Unknown,

1-step ahead forecast = -0.005,

2-step ahead forecast = 0.02,

The standard deviation of forecast errors = √0.02.

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The maximum value of f(x, y)=x2-x-y on the region where 0 ≤ x ≤ 1 and 0 ≤ y ≤ 1 is 1.

To find the maximum value, we can set up a system of inequalities and solve it:

0 ≤ x ≤ 1
0 ≤ y ≤ 1
f(x, y)=x2-x-y

Since both x and y are greater than or equal to 0, their product will also be greater than or equal to 0. Therefore, the maximum value of the equation is when x = 1 and y = 0, since it maximizes the positive value of x2 while minimizing the negative value of -x-y. This means that the maximum value of f(x, y) is 1.

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The maximum value of f(x,y)=x^{2}-x-yf(x,y)=x 2 −x−y on the region where \{(x, y): 0 \leq x \leq 1,0 \leq y \leq 1\} is 0.

To find the maximum value, we need to find the critical points of the function and test them within the given region. The critical points are where the partial derivatives of the function are equal to 0.

The partial derivative with respect to x is:
f_x(x,y)=2x-1

The partial derivative with respect to y is:
f_y(x,y)=-1

Setting these partial derivatives equal to 0, we get:
2x-1=0 --> x=1/2
-1=0 --> no solution for y

So the only critical point within the given region is (1/2, y) for any value of y. However, since the partial derivative with respect to y is always -1, the function is decreasing with respect to y. Therefore, the maximum value will occur when y is at its smallest value, which is 0.

Plugging in x=1/2 and y=0 into the original function, we get:
f(1/2,0)=(1/2)^{2}-(1/2)-0=0

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Answer:

True the absolute value is how many digits away the number is from zero.

Step-by-step explanation:

Answer:

pi/0.25

Step-by-step explanation:

pi/0.25 = 12.5663

VARIABLE is a symbol which is used for representation in a  math.

According to the statement

we have to explain about the what is a variable.

So, VARIABLE is a symbol which is used for representation in a  math.

It represent the so many things like Algebra, Matrix,Vector etc. and also so many things.

A variable may also be called a data item.

It is used to represent a data like country name, name, age, date of birth etc.

we know that the every thing is changeable. So, like ther things variables are also changeable.

The changing of variable parameters is called as variation. In problems relating to two or more variables, it is seen that the value of a variable changes with the change in the value.

So, VARIABLE is a symbol which is used for representation in a  math.

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It takes 1.75 minutes to an average customer to wait

The waiting times standard deviation is 1.01

The percentage of a customer wait under a minute is 28.57%

42.86% customers wait more than two minutes

Uniform distribution: n probability theory and statistics, the continuous uniform distribution or rectangular distribution is a family of symmetric probability distributions. The distribution describes an experiment where there is an arbitrary outcome that lies between certain bounds.

Display the 1.00 area under the curve.

The rectangle has a length of 3.5 - 0 = 3.5.

The rectangle's height is 1/3.5.

To determine the area, multiply:

3.5 * 1/3.5 = 1

How long does the average customer have to wait for an elevator?

EV stands for average between high and low.

= (0+3.5)/2

= 1.75

What is the waiting time's standard deviation?

Standard deviation is equal to sqrt(b-a2/12).

= sqrt((3.5-0)^2/12)

= 1.01

What percentage of customers wait under a minute?

It is x/(b-a) = 1/ for less than (3.5-0)

1/3.5

= 28.57%

How many customers wait more than two minutes?

It is 1 - x for greater than (b-a)

(3.5-2)/3.5

= 1.5/3.5

= 42.86%

It takes 1.75 minutes to an average customer to wait

The waiting times standard deviation is 1.01

The percentage of a customer wait under a minute is 28.57%

42.86% customers wait more than two minutes

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Answer:

In math, a unit fraction can be defined as a fraction whose numerator is 1. It represents 1 shaded part of all the equal parts of the whole.

Step-by-step explanation: