I'll mark brainilest awnser​

True. The 3px, 3py, and 3pz orbitals are similar in shape but differ in their orientation or direction.

The p orbitals are one type of orbital that corresponds to the angular momentum number l = 1. These p orbitals are designated as 3px, 3py, and 3pz to indicate their orientations along the x, y, and z axes, respectively.

The p orbitals have a  shape with a node at the nucleus. They consist of two lobes of electron density, one on either side of the nucleus, separated by a region of zero electron density. The lobes are oriented along the designated axes. The 3px orbital points along the x-axis, the 3py orbital points along the y-axis, and the 3pz orbital points along the z-axis. Although they have different orientations, their shapes and sizes are the same.

So, while the 3px, 3py, and 3pz orbitals differ in their orientation in space, they share the same overall shape and size.

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a) Thomas's total cost for the stock is $50,812.  b) The amount received by Thomas from the automated phone sale is $55,377.80. c) Thomas's capital gain from selling the stock is $5,048. d) The total dividend amount received by Thomas is $208. e) Thomas's total return on his one-year ownership of the stock is 12.82%.

a) To calculate Thomas's total cost for the stock, we multiply the number of shares (800) by the price per share ($63.51) and add the broker-assisted trade fee ($25). The calculation is: Total cost = (800 * $63.51) + $25 = $50,812.

b) The amount received by Thomas from the automated phone sale can be calculated by multiplying the number of shares (800) by the selling price per share ($69.40) and subtracting the automated phone sale fee ($5). The calculation is: Amount received = (800 * $69.40) - $5 = $55,377.80.

c) Thomas's capital gain is the difference between the selling price per share ($69.40) and the purchase price per share ($63.51), multiplied by the number of shares (800). The calculation is: Capital gain = (800 * ($69.40 - $63.51)) = $5,048.

d) The total dividend amount received by Thomas is the dividend per share ($0.26) multiplied by the number of shares (800). The calculation is: Total dividend amount = 800 * $0.26 = $208.

e) Thomas's total return on his one-year ownership of the stock can be calculated using the formula: Total return = (Capital gain + Dividend amount) / Total cost * 100. Plugging in the values, we have: Total return = ($5,048 + $208) / $50,812 * 100 = 12.82%.

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Answer:

rational

Step-by-step explanation:

The null hypothesis would not be rejected and the researcher would fail to find statistical significance at the chosen alpha level of .05.

If a researcher sets the alpha level at .05 and obtains a p-value of .06, it means that the p-value is greater than the chosen significance level. The alpha level, also known as the significance level, represents the threshold for determining whether the results are statistically significant or not.

In hypothesis testing, the null hypothesis assumes that there is no significant difference or relationship between variables.

If the p-value is less than or equal to the alpha level, it suggests that there is enough evidence to reject the null hypothesis and conclude that there is a significant difference or relationship.

However, if the p-value is greater than the alpha level, as in this case with a p-value of .06, it means that the observed data does not provide sufficient evidence to reject the null hypothesis.

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Answer:

189 diagonals have 21 sides.

it is called hectogan take care

The inequality to show the values of [w] that will not exceed the weight limit of the elevator is w + 1643 ≤ 2000. On solving the inequality, we get w ≤ 357. The graph of the inequality is attached.

        ≤ : less than or equal to

        ≥ : greater than or equal to

        < : less than

        > : greater than

        ≠ : not equal to

Given is the maximum load for a certain elevator is 2000 pounds. The total weight of the passengers on the elevator is 1400 pounds. A delivery man who weighs 243 pounds enters the elevator with a crate of weight [w].

        1400 + 243 + w ≤ 2000

        w + 1643 ≤ 2000

        w + 1643 ≤ 2000

        w ≤ 2000 - 1643

        w ≤ 357

Therefore, the inequality to show the values of [w] that will not exceed the weight limit of the elevator is w + 1643 ≤ 2000. On solving the inequality, we get w ≤ 357. The graph of the inequality is attached.

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A customer earns 1 free night per 10 nights stayed.

A hotel offers a reward program based on the number of nights stayed. The function f(x) represents the number of free nights earned as a function of x, the number of nights stayed.

f(x)=x/10

When we put x=10, we get f(1)=10/10=1

Here f(1)  represents the number of free nights earned by the customer is 1 per 10 nights stayed.

When we put x=20, we get f(2)=20/10=2

Here f(2)  represents the number of free nights earned by the customer is 2 per 20 nights stayed.

When we put x=30, we get f(3)=30/10=3

Here f(3)  represents the number of free nights earned by the customer is 3 per 30 nights stayed.

When we put x=40, we get f(4)=40/10=4

Here f(4)  represents the number of free nights earned by the customer is 4 per 40 nights stayed.

Then, the pattern permits you to conclude that a customer earns 1 free night for every 10 nights stayed.

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The largest composite less than 1000 with a GPF of 3 is 996. To prove that it is the largest, we can note that any larger multiple of 3 would either be a prime or have a larger prime factor than 3.

a) To determine the sequence of GPFs for the composites from 60 to 65, we can list the prime factors of each number and take the largest:

- 60 = 2 x 2 x 3 x 5, so the GPF is 5

- 61 is prime

- 62 = 2 x 31, so the GPF is 31

- 63 = 3 x 3 x 7, so the GPF is 7

- 64 = 2 x 2 x 2 x 2 x 2 x 2, so the GPF is 2

- 65 = 5 x 13, so the GPF is 13

Therefore, the sequence of GPFs for the composites from 60 to 65 is 5, prime, 31, 7, 2, 13.

b) The given sequence of GPFs is 41, 19, 79. All of these numbers are prime, so any successive composites that would give this sequence of GPFs would have to be divisible by each of these primes. The product of 41, 19, and 79 is 62,999, which is a four-digit number. Therefore, any composite that would give the sequence of GPFs 41, 19, 79 would have to have at least four digits.

c) To find the smallest composites that give the sequence of GPFs 17, 73, 2, 19, we can start with 17 x 73 x 2 x 19 = 45634, which is a five-digit number. The next composite with these GPFs would be obtained by adding the product of these primes to 45634. This gives 3215678, which is a seven-digit number. Therefore, the smallest successive composites that give the sequence of GPFs 17, 73, 2, 19 are 45634 and 3215678.

d) To find the largest composite less than 1000 with a GPF of 3, we can list the multiples of 3 less than 1000 and eliminate the primes by inspection:

- 3 x 1 = 3

- 3 x 2 = 6

- 3 x 3 = 9 (prime)

- 3 x 4 = 12

- 3 x 5 = 15

- 3 x 6 = 18

- 3 x 7 = 21 (prime)

- 3 x 332 = 996

- 3 x 333 = 999 (prime)

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Answer : value of x and y in the matrix equation is:

x = -3

y = +4, -4

Step-by-step explanation :

The matrix expression is:

\(\left[\begin{array}{ccc}x+4\\y^2+1\end{array}\right]+\left[\begin{array}{ccc}-9x\\-17\end{array}\right]=\left[\begin{array}{ccc}28\\0\end{array}\right]\)

First we have to add left hand side matrix.

\(\left[\begin{array}{ccc}(x+4)+(-9x)\\(y^2+1)+(-17)\end{array}\right]=\left[\begin{array}{ccc}28\\0\end{array}\right]\)

Now we have to add left hand side terms.

\(\left[\begin{array}{ccc}x+4-9x\\y^2+1-17\end{array}\right]=\left[\begin{array}{ccc}28\\0\end{array}\right]\)

\(\left[\begin{array}{ccc}4-8x\\y^2-16\end{array}\right]=\left[\begin{array}{ccc}28\\0\end{array}\right]\)

Now we have to equating left hand side matrix to right hand matrix, we get:

\(\Rightarrow 4-8x=28\text{ and }y^2-16=0\\\\\Rightarrow 8x=4-28\text{ and }y^2=16\\\\\Rightarrow x=-3\text{ and }y=\pm 4\)

Therefore, the value of x and y in the matrix equation is -3 and +4, -4 respectively.

Answer:

D is wrong. The correct answer choice is C ( x=-3 and y= +4, -4)

Step-by-step explanation:

Math unit test review

The correct answer is option 3: 2250. To calculate the number of different clients that can be identified with a coding system we need to multiply the number of options for each component.

For the two-letter component, there are five options (A, D, R, S, U) that can be chosen for each letter. Since repetition is allowed, there are 5 choices for the first letter and 5 choices for the second letter. Therefore, there are 5 x 5 = 25 possible combinations of two letters.

For the two-digit component, there are 10 options (0-9) for the first digit. Since no digit can be repeated, there are 9 options for the second digit (one less than the available options). Therefore, there are 10 x 9 = 90 possible combinations of two digits.

To calculate the total number of different clients that can be identified, we multiply the number of options for the two-letter component (25) by the number of options for the two-digit component (90). This gives us a total of 25 x 90 = 2250 different clients that can be identified with the coding system.

#A company uses a coding system to identify its clients. Each code is made up of two letters and a sequence of digits, for example AD108 or RR45789 The letters are chosen from A;D; R; S and U. Letters may be repeated in the code. The digits 0 to 9 are used, but NO digit may be repeated in the code. The number of different clients that can be identified with a coding system that is made up of TWO letters and TWO digits is: 1. 2230 2. 2240 3. 2250 4. 2210 22

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As the sample size rises, the width of a 95% confidence interval for a sample proportion decreases.

If the sample size is four times greater than the initial sample size but the sample percentage remains constant, the breadth of the 95% confidence interval is reduced by around a factor of two.

This is due to the fact that the standard error, which defines the width of the confidence interval, is proportional to the sample size squared. When the sample size is multiplied by four, the square root of the sample size multiplies by two, resulting in a lower standard error and a smaller confidence range.

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The percentage of normal and healthy persons considered to have a fever can be calculated . To do this, we need to calculate the z-score for the cutoff temperature and then find the corresponding percentage

The z-score can be calculated as (cutoff temperature - mean) / standard deviation, which gives (100.6 - 98.19) / 0.61 ≈ 3.93. Looking up this z-score in the standard normal distribution table, we find that the percentage corresponding to it is extremely close to 1.00 (or 100%).

Therefore, almost all normal and healthy persons would be considered to have a fever according to this cutoff temperature. This suggests that a cutoff of 100.6°F is not appropriate since it would classify a large percentage of healthy individuals as having a fever.

To determine the minimum temperature for requiring further medical tests while ensuring that only 5.0% of healthy people exceed it (false positive rate), we need to find the z-score corresponding to the desired percentage (95.0%).

Looking up the z-score for 95.0% in the standard normal distribution table, we find a z-score of approximately 1.645.

To find the corresponding temperature, we can rearrange the z-score formula: (x - mean) / standard deviation = 1.645. Plugging in the values, we have (x - 98.19) / 0.61 = 1.645. Solving for x, we get x ≈ 1.645 * 0.61 + 98.19 ≈ 99.16°F.

Therefore, if physicians want only 5.0% of healthy people to exceed the temperature requiring further medical tests, the minimum temperature should be approximately 99.16°F. This helps minimize false positive results while ensuring a low probability of classifying healthy individuals as needing additional medical attention.

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Answer:

C

Step-by-step explanation:

I think

The weight of a single chocolate selected at random from the production line P(X > 22.07) is  0.0400.

Given:

X~ N(21.37, 0.16). X ~ N(μ, σ²) Mean (μ) = 21.37 Standard Deviation (σ) = √0.16 = 0.40

To Find: P(x > 22.07)

z = (x-μ)/σ z = (22.07-21.37)/0.40  = 1.75

Now, P(x > 22.07) = 1 - P(x < 22.07) = 1 - P(z < z) = 1 - P(z < 1.75)

By Using Standard Normal Table, = 1 - 0.9599 P(x > 43) = 0.0400

P(x > 22.07) = 0.0400

Therefore, the weight of a single chocolate selected at random from the production line, P(x > 22.07) is 0.0400.

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Answer:

\(circumference = 2\pi \: r \\ = 2 \times \frac{22}{7} \times 14 \\ 88 \: m \: fence\)

Answer:

6.28

Step-by-step explanation:

The true statement about qualitative design is "qualitative researchers regularly prepare a complicated array of records from a variety of sources."

Qualitative research usually includes accumulating records from multiple sources, along with interviews, observations, and files, among others. Researchers analyze those records in-depth to identify themes, styles, and relationships amongst them, frequently the use of an iterative technique to refine their expertise.

at the same time as qualitative research can offer valuable insights into complex phenomena, it isn't commonly designed to permit causal inferences, as it frequently involves small samples and is centered on exploring the reviews and views of contributors in place of testing hypotheses or making predictions.

Qualitative research may additionally contain some level of assessment, however that is commonly not pre-planned and can be extra exploratory in nature. in addition, reaching constancy of conditions in terms of research settings isn't always normally a number one goal of qualitative studies.

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As per the given statement Since consumption cannot be negative, the optimal consumption amount of ham for Mandy is 0 (±5%).

To find Mandy's optimal consumption amount of ham, we need to maximize her utility subject to her budget constraint.

Given:

U = 131(Cheese) + 32(Ham)

Price of Ham (PH) = $76 per pound

Price of Cheese (PC) = $24 per pound

Income (I) = $2489

Let x represent the amount of ham consumed. The budget constraint equation is:

PH * x + PC * (I - x) = I

Substituting the given values, we have:

76x + 24(2489 - x) = 2489

Simplifying the equation:

76x + 59736 - 24x = 2489

52x = 2489 - 59736

52x = -57247

x = -57247 / 52

x ≈ -1101.29

Since consumption cannot be negative, the optimal consumption amount of ham for Mandy is 0 (±5%).

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Mandy's optimal consumption amount of ham is within a range of \($0 \pm 5\%$\)

To determine Mandy's optimal consumption amount of ham, we need to find the quantity of ham that maximizes her utility given her budget constraint.

Let \($H$\) be the quantity of ham consumed in pounds. The price of ham is \(\$76\) per pound. Mandy's income is \(\$2489\), and her utility function is given by \($U = 131C + 32H$\), where \($C$\) represents the quantity of cheese consumed in pounds.

We can set up Mandy's budget constraint as follows:

\(\[76H + 24C = 2489\]\)

To find the optimal consumption amount of ham, we can solve this equation for \($H$\). Rearranging the equation, we have:

\(\[H = \frac{2489 - 24C}{76}\]\)

Substituting the given values, we have:

\(\[H = \frac{2489 - 24C}{76}\]\)

To calculate the optimal consumption amount of ham, we can substitute different values for \($C$\) and solve for \($H$\). The optimal value will be within a range of \($0 \pm 5\%$\) due to the uncertainty in the problem statement.

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Answer:

Brainly.com

Question

Match each expression to the correct verbal description.

Answer · 12 votes

(7x)3+8 8 added to the cube of 7x(7x+8)3 The cube of the sum of 7x and 87(x+8)3 7 times the cube of the sum of x and 87x3+8 8 added to 7 and x cubed

The inequality of the temperatures where yeast will NOT thrive is T < 90°F or T > 95°F

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

Yeast thrives between 90°F to 95°F

For the temperatures where yeast will not thrive, we have the temperatures to be out of the given range

Using the above as a guide, we have the following:

T < 90°F or T > 95°F.

Where

T = Temperature

Hence, the inequality is T < 90°F or T > 95°F.

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The Pythagorean theorem states that in a right-angled triangle, the square of the length of the hypotenuse is equal to the sum of the squares of the other two sides. The theorem can be proven using various methods, one of which is the geometric proof.

Geometric Proof of the Pythagorean Theorem:

Consider a right-angled triangle with sides of lengths a, b, and c, where c is the hypotenuse. By drawing squares on each side, we create four congruent right-angled triangles within the larger square formed by the hypotenuse. The area of the larger square is equal to the sum of the areas of the four smaller squares.

The area of the larger square is c^2, and the area of each smaller square is a^2, b^2, a^2, and b^2, respectively. Therefore, we have c^2 = a^2 + b^2, which is the Pythagorean theorem.

Converse of the Pythagorean Theorem:

The converse of the Pythagorean theorem states that if the square of the length of the longest side of a triangle is equal to the sum of the squares of the other two sides, then the triangle is a right-angled triangle.

To prove the converse, we assume that a triangle with sides of lengths a, b, and c satisfies the condition c^2 = a^2 + b^2. By comparing this equation to the Pythagorean theorem, we can conclude that the triangle must have a right angle opposite the side of length c.

This is one way to prove the Pythagorean theorem and its converse, demonstrating the relationship between the lengths of the sides in a right-angled triangle.

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Answer:

14.40

Step-by-step explanation:

The sale price of the shirt is around $14.40 I think

Solution:

Note that:

Simplify the equation to obtain the sale price.

The chances that two people would have matching DNA fingerprints for these three locations is 1/1,000,000  

According to statement

In location A the chance that two people have four repeats is  1 in 100.

In location B the chance that two people have eight repeats is  1 in 50.

In location C the chance that two people have three repeats is  1 in 200.

So, to find the probability that two people would have matching DNA fingerprints for these three locations

Multiply the all chances in these locations:

1/100 x 1/50 x 1/200 = 1/1,000,000    

So, The chances that two people would have matching DNA fingerprints for these three locations is 1/1,000,000  

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Answer: 16

Step-by-step explanation:

None of the given vectors are orthogonal to each other.

To determine this, we can calculate the dot product of each pair of vectors. If the dot product is equal to zero, then vectors are orthogonal.

Dot product of v1 and v2:

\(v1.v2 = (1) * (-2) + (2) * (1) + (-3) * (4) = -2 + 2 - 12 = -12\)

Since the dot product of v1 and v2 is not equal to zero, v1 and v2 are not orthogonal to each other.

Dot product of v1 and v3:

\(v1 . v3 = (1) * (0) + (2) * (1) + (-3) * (1) = 0 + 2 - 3 = -1\)

Since the dot product of v1 and v3 is not equal to zero, v1 and v3 are not orthogonal to each other.

Dot product of v2 and v3:

\(v2.v3 = (-2) * (0) + (1) * (1) + (4) * (1) = 0 + 1 + 4 = 5\)

Since the dot product of v2 and v3 is not equal to zero, v2 and v3 are not orthogonal to each other.

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--The complete Question is, Suppose we have the following three vectors in three-dimensional space:

v1 = (1, 2, -3)

v2 = (-2, 1, 4)

v3 = (0, 1, 1)

Which vectors are orthogonal to each other? --

Answer:

The y intercept represents the population of the city in the year of 1985.

Step-by-step explanation:

Since it is 0 years after 1985,  it means that the population was 122,000 in 1985.

Kayla has read more pages than Bilquis after 4 days, so she is farther along in the book.

The equation to represent the situation of Bilquis would be B = 23 + 7t

The equation to represent the situation of Kayla would be K = 2 + 14t

For Bilquis, the equation to represent the situation would be B = 23 + 7t, where B is the page of the book that Bilquis is on at the end of t days into the month.

For Kayla, the equation to represent the situation would be K = 2 + 14t, where K is the page of the book that Kayla is on at the end of t days into the month.

The equations help us to calculate the page number of each reader at any given point in time. Bilquis starts at page 23 and reads 7 pages a day, so we add 7t to her starting point. Kayla starts at page 2 and reads 14 pages a day, so we add 14t to her starting point. By comparing their page numbers after a certain number of days, we can determine which reader is farther along in the book.

After 4 days,

Bilquis would be on page = 23 + 7(4) = 51

Kayla would be on page = 2 + 14(4) = 58.

Therefore, Kayla would be farther along in the book after 4 days with a gap of 7 pages with Bilquis.  

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The division of the polynomial x^2 + 2*x - 6 by (x + 1), using the long division method of dividing polynomials is x + 1 - 7/(x + 1)

The long division method allows the division of large numbers (which is the dividend) into the number of groups of the divisor and a remainder which is a value less than the expressed value of the divisor.

The expression \_f_rac{x}{y} x^2 + 2*x - 6/x + 1 can be presented as follows;

The long division showing the steps can be obtained using code found online as follows;

\(\begin{array}{*1r {\arraycolsep}{\arraycolsep} *{11}l} & && x + 1 \\\cline{4-3}& &x+1& \longdiv {) x^2 +2\cdot x - 6& & & & & \\ & & & x^2 +x \\\cline{4-} && &\ \ \ x -6& \\ & & \ \ \ & \ \ \ x +1 \\\cline{4-} & & & \ \ \ \ \ \ \ -7 & \\ \cline{4-} \end{array}\)

The remainder of the long division is -7, therefore, we get;

\(\dfrac{x^2+2\cdot x-6}{x + 1} = x + 1 - \dfrac{7}{x+1}\)

The value of the expression, \_f_rac{x}{y} x^2 + 2*x - 6/x + 1 following the long division is; x + 1 - 7/(x + 1)

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