ΔXYZ has vertices X(1,7) , Y(0,2) , and Z(-5,-2) . What are the coordinates of X' after a rotation 270° counterclockwise about the origin?

Answer:

x = 4.7

Step-by-step explanation:

You will need to subtract 3.9 from 5.78, then divide by 0.4. The answer is 4.7 because you are left with x = 4.7.

Hope this helps you!

Answer:

4-x

Step-by-step explanation:

since x is a number given and it should be subtracted from 4.

The first-order necessary conditions for the given NLP problem involve the KKT conditions, and a specific solution satisfying these conditions needs further analysis.

(a) The first-order necessary conditions for constrained optimization problems are defined by the KKT conditions. These conditions require that the gradient of the objective function be orthogonal to the feasible region, the constraints be satisfied, and the Lagrange multipliers be non-negative.

(b) Assuming the first Lagrangian multiplier constraint is active means that it holds with equality, while the second one is inactive implies that it does not affect the solution. By incorporating these assumptions into the KKT conditions and solving the resulting equations along with the given constraints, a solution can be obtained.

(c) To determine if the solution satisfies the first-order necessary conditions, one needs to verify if the obtained values satisfy the KKT conditions. This involves checking if the gradient of the objective function is orthogonal to the feasible region, if the constraints are satisfied, and if the Lagrange multipliers are non-negative. Only by performing this analysis can it be determined if the solution satisfies the first-order necessary conditions.

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Answer:

Step-by-step explanation: yes

Answer:

B.) -9

Step-by-step explanation:

The value of b if 3/2 is the axis of symmetry for the graph of the function f(x)=3x2+bx+4 is -9

The standard equation of a function in vertex form is given as:

f(x) = (a + x)^2 + h

Given the function f(x)=3x^2+bx+4 with an axis of symmetry of 3/2, the vertex is expressed as:

3/2= -b/2a

-b/2(3)=3/2

-b/6=3/2

Cross multiply

-2b = 18

-b=9

Hence the value of b if 3/2 is the axis of symmetry for the graph of the function f(x)=3x2+bx+4 is -9

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The answer to this question is c.The use of a correlation coefficient.

The use of a correlation coefficient would tell you that an association claim is being made in a research study. A correlation coefficient is a statistical measure that shows the strength and direction of a relationship between two variables. It ranges from -1 to 1, with 0 indicating no relationship and -1 or 1 indicating a perfect negative or positive relationship, respectively.

A scatterplot or bar graph may be used to visually display the relationship between two variables, but they do not necessarily indicate that an association claim is being made. The measurement of two variables is necessary for any type of research study, but it does not inherently imply that an association claim is being made.

Interrogation of internal validity is a process used to ensure that the study's results accurately reflect the relationship between the variables being studied. It is important for any research study but does not specifically indicate that an association claim is being made.

Therefore,the answer to this question is c.The use of a correlation coefficient.

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Answer:

3.60X10^-12 is equal to 0.360X10^-11 (move decimal one place left)

Step-by-step explanation:

Now you can add 3.60X10^-11 and 0.360X10^-11:

3.60X10^-11 + 0.360X10^-11 = 3.96X10^-11

You're really just adding 3.60 to 0.36 since the "X10^-11" is the same for both.

Answer:

corresponding angles

Step-by-step explanation:

Both -5 and 1 are extraneous solution to the equation

A quadratic equation is a second-order polynomial equation in a single variable x ax2+bx+c=0. with a ≠ 0 . Because it is a second-order polynomial equation, the fundamental theorem of algebra guarantees that it has at least one solution. The solution may be real or complex.

c²+2c-4-1-2c = 0

c²+2c-2c -4-1 = 0

c²-5 = 0

Therefore both -5 and 1 are extraneous solution in the equation.

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Answer:

3x³ - 2x² + 1 = 0

Step-by-step explanation:

By definition, a quadratic equation cannot have an exponent higher than 2.

Answer:

3x³ - 2x² + 1 = 0

Step-by-step explanation:

Answer:

Yes, is there more to the question?

Step-by-step explanation:

Explanation:

The left and right edges of the box represent Q1 and Q3 respectively

Q1 = first quartile

Q3 = third quartile

The boxplot shows Q3 = 54

The span from Q3 to the max represents exactly 25% of the population.

Take 25% of the 23 employees

0.25*23 = 5.75

Rounding to the nearest whole number leads to 6.

The correct relation between the triangles if the triangles are similar is, \(\dfrac{RY}{RS} = \dfrac{RX}{RT} = \dfrac{XY}{TS}\).

Given that,

Consider \(\rm \triangle RST\) and \(\rm \triangle RYX\).

Triangle RST is shown.

Line XY is drawn parallel to side ST within triangle RST to form a triangle \(\rm \triangle RYX\).

We have to determine,

If the triangles are similar, which must be true?

According to the question,

Consider \(\rm \triangle RST\) and \(\rm \triangle RYX\).

Triangle RST is shown.

The relationship between the triangles is line XY is drawn parallel to side ST within triangle RST to form \(\rm \triangle RYX\).

The point X on side RT and point Y on side RS in \(\rm \triangle RYX\).

Then,

The \(\rm \triangle RST\) is similar to \(\rm \triangle RYX\), the corresponding ratio of their sides are equal,

\(\dfrac{RY}{RS} = \dfrac{RX}{RT} = \dfrac{XY}{TS}\)

Hence, The correct relation between the triangles if the triangles are similar is, \(\dfrac{RY}{RS} = \dfrac{RX}{RT} = \dfrac{XY}{TS}\).

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Answer:

B.

Step-by-step explanation:

Edge 2022

Answer:

D-11

Step-by-step explanation:

Answer:

11 is the answer on edge

Answer:

6500 lba

Step-by-step explanation:

hope this helps. Goodluck <3

Answer:

2.939279

Step-by-step explanation:

metrict ton

Answer:

your answers are correct :)

Step-by-step explanation:

Answer:

those are both correct the awnser thar you have put.

the first question asks what is write the sum as a unit fraction. the unit fraction is 1/10 because it is how you show any unti fraction like 1/20 or 1/100. and 1/10+1/10+1/10=3/10 and is using unit fractions.

the second question is correct because the picture shows you that they start out with 3/5 because they are highlighted green. and they cross out 2 1/5 or 2/5. that is why 3/5-2/5=1/5

Hope this helps!

Factor 2x from 6x².

2x (3x)+14x

Factor 2x from 14x.

2x (3x) + 2x (7)

Factor 2x from 2x (3x) + 2x (7).

2x(3x+7) ====> Answers

Answer:

(2x)(3x + 7)

Step-by-step explanation:

Hello!

We can factor this expression by taking out the GCF of both the terms.

The GCF is 2x, because it is the largest factor that is in common between 6x² and 14x

The factored expression is (2x)(3x + 7)

Taking the quotient between the total volume and the flow rate, we can see that the correct option is D.

We know that water flows at a rate of 1.5*10^4 gallons per second. We know that 6.525*10^6 gallons flowed while Jeremy was watching, then the time that he has been watching is the quotient between these values, we will get:

time = ( 6.525*10^6)/(1.510^4) seconds =  (652.5/1.5) second = 435 seconds

We know that 60 secons = 1 minute, then:

435/60  = 7 + 15/60

So he has been watching for 7 minutes and 15 seconds, the correct option is D.

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The correct value of variance of the return for this investment is closest to 0.25057.

To find the variance of the return for the investment, we need to calculate the expected return and then use the formula for variance.

The expected return is calculated by taking the average of the possible returns weighted by their probabilities:

Expected return = (35% * 0.35) + (-20% * 0.65)

= 0.1225 - 0.13

= -0.0075

Next, we calculate the variance using the formula:

Variance = \((Return1 - Expected return)^2 * Probability1 + (Return2 - Expected return)^2 * Probability2\)

Variance = (0.35 - (-0.0075))^2 * 0.35 + (-0.20 - (-0.0075))^2 * 0.65

= 0.3571225 * 0.35 + 0.1936225 * 0.65

= 0.12504 + 0.12553

= 0.25057

Therefore, the variance of the return for this investment is closest to 0.25057.

Among the given answer choices, the closest value is 0.151 (option A). However, none of the provided answer choices matches the calculated variance exactly.

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Answer: No real solutions.

To determine the price the student-athlete should charge for each hot dog to break even, we need to consider the total costs she incurs, including the vendor fee, equipment cost, and the cost per hot dog. By dividing the total costs by the anticipated number of hot dogs sold, we can find the price per hot dog that would allow her to break even.

The total costs for the student-athlete include the vendor fee of $3000 and the equipment cost of $4500, which sums up to $7500 for the season. Additionally, she incurs a cost of $0.35 per hot dog sold. With an anticipation of selling 2000 hot dogs, the total cost for the hot dogs would be 2000 x $0.35 = $700.

To break even, the total revenue from selling the hot dogs should cover the total costs. Therefore, the price per hot dog should be set in such a way that the revenue from selling 2000 hot dogs equals $7500. Dividing the total costs ($7500) by the number of hot dogs (2000), we find that the student-athlete should charge $3.75 per hot dog in order to break even. This price per hot dog would allow her to cover all her expenses and reach the break-even point.

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(a) the pmf of X is {0.1, 0.2, 0.7} for X = {1, 2, 3}, respectively. (b) The pmf of Y, a new random variable defined as Y = F(X), is {0.1, 0.2, 0.7} for Y = {0.1, 0.3, 1}, respectively. The CDF of Y is F(Y = 0.1) = 0.1, F(Y = 0.3) = 0.3, and F(Y = 1) = 1.

(a) The pmf (probability mass function) of a discrete random variable gives the probability of each possible value. For X, we have:

P(X = 1) = 0.1

P(X = 2) = 0.2

P(X = 3) = 0.7

Therefore, the pmf of X is:

P(X) = {0.1, 0.2, 0.7} for X = {1, 2, 3}, respectively.

(b) The random variable Y = F(X) is a transformation of X using the CDF (cumulative distribution function) F. The CDF of X is:

F(X = 1) = P(X ≤ 1) = 0.1

F(X = 2) = P(X ≤ 2) = 0.1 + 0.2 = 0.3

F(X = 3) = P(X ≤ 3) = 0.1 + 0.2 + 0.7 = 1

Using the CDF F, we can find the values of Y as follows:

Y = F(X) = {0.1, 0.3, 1} for X = {1, 2, 3}, respectively.

To find the pmf of Y, we can use the formula:

P(Y = y) = P(F(X) = y) = P(X ∈ A) where A = {X | F(X) = y}

For y = 0.1, we have:

P(Y = 0.1) = P(X ≤ 1) = 0.1

For y = 0.3, we have:

P(Y = 0.3) = P(X ≤ 2) - P(X ≤ 1) = 0.2

For y = 1, we have:

P(Y = 1) = P(X ≤ 3) - P(X ≤ 2) = 0.7

Therefore, the pmf of Y is:

P(Y) = {0.1, 0.2, 0.7} for Y = {0.1, 0.3, 1}, respectively.

The CDF of Y is:

F(Y = 0.1) = P(Y ≤ 0.1) = 0.1

F(Y = 0.3) = P(Y ≤ 0.3) = 0.1 + 0.2 = 0.3

F(Y = 1) = P(Y ≤ 1) = 1

Here, we assumed that the function F is invertible, which is true for a continuous and strictly increasing distribution function.

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1. 1\10

2. 1/4

3.16

Step-by-step explanation:

your welcome

Answer:

Step-by-step explanation:

.15x + 50 = 56.75

.15x = 6.75

x = 45 texts

Step-by-step explanation:

you know how equations are transformed ?

by applying the same operation on both sides of the equation (so that the equality remains).

x + 38 = 79

to get "x = ...", we need to eliminate the "+ 38" in the x side.

clearly we need to subtract 38.

again, whatever e do, we have to do on both sides, otherwise the equality relation is destroyed.

so,

x + 38 - 38 = 79 - 38

x = 41

that is the height of the avocado tree : 41 in.

it is 38 in shorter than 79 in (the fig tree).

that's all that is to this. it is a really simple method.

the same applies to any operation you want to do (+, -, ×, ÷, ...).

Answer:

589.05

Step-by-step explanation:

The method of critical regions is an alternative approach to hypothesis testing, used to validate a claim. This method is based on comparing the observed sample statistic to one or more critical values, predetermined by the desired significance level, that determine the rejection or acceptance of the null hypothesis.

To use this method, the researcher first establishes the critical regions, typically denoted by critical values or cutoff points. A decision to reject or fail to reject the null hypothesis is then made by comparing the observed statistic to the critical values. If the observed value is beyond one or more of the critical values, the null hypothesis is rejected. If the observed statistic falls within the critical regions, the null hypothesis is accepted.

The critical region method is sometimes used instead of the p-value method when the probability of a Type II error is more important than the probability of a Type I error. Additionally, this method can be used to compare multiple population means, whereas the p-value method is limited to comparing one population mean. Therefore, the critical region method can be used in addition to or instead of the p-value method, depending on the researcher's desired result.

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Answer:

Undefined

Explanation:

Anything over 0 is undefined

Answer:

I cannot understand your question

but if it's 29/0 then answer will be infinity. because anything divided by 0 is infinity.