What is the expression under the radical sign in the quadratic formula called? *

coefficient

degree

discriminant

O conjugate

5 poin

As per the above given question the reflection of m∠O=112°.

A process of introspection or self-examination is reflection. It entails reflecting critically on one's thoughts, feelings, and experiences in order to comprehend oneself better. Self-awareness and insight can be developed through reflection, which can result in personal development and change.

In a larger sense, reflection also refers to the bouncing back of light, sound, or other waves from a surface and is employed in many disciplines, including arithmetic, computer science, and optics. The capacity of a computer program to review and alter its own structure and behavior at runtime is known as reflection in computer programming.

According to question:

Here are given m∠G=61 m∠f=7

From angle sum property of triangle, we get in ΔGFA

m∠G+m∠F+m∠O=180°

⇒61+7+m∠O=180

⇒68+m∠O=180

Therefore m∠O=180-68=112

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Answer:

40%

Step-by-step explanation:

6/15 = 0.4

0.4 * 100 = 40%

Answer:

40%

Step-by-step explanation:

Since there are 15 total kids and 6 of them are girls, we can write this question as the fraction 6/15.

6/15 is 0.4 and to get the percent you would multiply by 100%.

Therefore the answer is 40%

Given statement solution is :- We cannot find the missing value from the given options (3656, 2739, 1841, 5418, or 3556).

The given sequence is: 5 2 1 4 0 0 7 2 8 1 m m 7 m 5 m A.

To find the missing value, let's analyze the pattern in the sequence. We can observe the following pattern:

The first number, 5, is the sum of the second and third numbers (2 + 1).

The fourth number, 4, is the sum of the fifth and sixth numbers (0 + 0).

The seventh number, 7, is the sum of the eighth and ninth numbers (2 + 8).

The tenth number, 1, is the sum of the eleventh and twelfth numbers (m + m).

The thirteenth number, 7, is the sum of the fourteenth and fifteenth numbers (m + 5).

The sixteenth number, m, is the sum of the seventeenth and eighteenth numbers (m + A).

Based on this pattern, we can deduce that the missing values are 5 and A.

Now, let's calculate the missing value:

m + A = 5

To find a specific value for m and A, we need more information or equations. Without any additional information, we cannot determine the exact values of m and A. Therefore, we cannot find the missing value from the given options (3656, 2739, 1841, 5418, or 3556).

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Answer:

The x-intercept is 1.5

The y-intercept is -0.9

Step-by-step explanation: hope this helps!

The correlation coefficient ρ for X and Y is ρ = -0.6675 in the given function.

The correlation coefficient is a statistical concept that aids in establishing a relationship between expected and actual values obtained through statistical experimentation. The calculated correlation coefficient's value explains why the difference between the predicted and actual values is so exact.

Correlation Coefficient value is always in the range of -1 to +1. A similar and identical relationship exists between the two variables if the correlation coefficient value is positive. Otherwise, it reveals how differently the two variables behave.

Pearson's correlation coefficient is calculated by taking the covariance of two variables and dividing it by the sum of their standard deviations. is typically used to represent it (rho).

The correlation coefficient is computed as,

\($ \rho & =\frac{{Cov}(X, Y)}{\sqrt{V(X)} \times \sqrt{V(Y)}}\)

\($=\frac{-0.0267}{\sqrt{0.04} \times \sqrt{0.04}}\)

= -0.6675

Thus, the correlation coefficient ρ for X and Y is ρ = -0.6675.

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Sorry the picture won't load for me I'm not sure if it's just my wifi.

Answer:

what is the question I can maybe help you

The solution to the differential equation y'' + 4y' + 4y = 25cos(t) + 25sin(t), with initial values y(0) = 1 and y'(0) = 1, is \(y(t) = e^(^-^2^t^) * (1 + 2t) + 25/10 * sin(t) + 15/10 * cos(t).\)

To solve the given second-order linear homogeneous differential equation, we first find the complementary solution by solving the characteristic equation. The characteristic equation for the given differential equation is r² + 4r + 4 = 0. Solving this equation gives us a repeated root of -2.

The complementary solution is then obtained as \(y_c(t) = (c1 + c2t) * e^(^-^2^t^)\), where c1 and c2 are arbitrary constants.

To find a particular solution, we assume a solution of the form y_p(t) = A * sin(t) + B * cos(t), where A and B are constants to be determined. We substitute this assumed solution into the differential equation and solve for A and B.

By substituting the given initial conditions y(0) = 1 and y'(0) = 1 into the general solution, we can solve for the arbitrary constants c1 and c2. This yields c1 = 1 and c2 = 1.

Finally, the complete solution is obtained by adding the complementary and particular solutions, resulting in\(y(t) = y_c(t) + y_p(t) = (1 + t) * e^(-2t) + 25/10 * sin(t) + 15/10 * cos(t).\)

This solution satisfies the given differential equation and the initial conditions.

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Answer:

C

Step-by-step explanation:

1/18 x³y + 7/18 xy²

1/18 xy (x² + 7y)

Answer: x=6 or x=-3

Step-by-step explanation:

x^2-18=3x

x^2-3x-18=0

(x-6)*(x+3)=0

x-6=0    x+3=0

x=6        x=-3

Answer:

They have the same degree

Step-by-step explanation:

They have the same degree due to them being corresponding angles

Answer:

One

Step-by-step explanation:

THe two equations have different slopes so they will intersect at one point.

The answer I came up with is B. x > 4,000

hope this helps^^

We can actually deduce here that the biggest advantage of correlational research is: The use of important variables in a real-world setting.

A correlational research is actually known to be the research that investigates relationships between two variables or more. It does this without the researcher trying to manipulate or control any of the variables.

Correlational research is known to be a non-experimental type of quantitative research. In this research, the researcher assesses the statistical relationship that exists between the variables.

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Answer:

2

Step-by-step explanation:

Taylor: x

Jim: x + 18

Andre: 2x

Sum: x + (x + 18) + 2x = 26 ↔ x = 2

Answer:

There are no solutions.

Step-by-step explanation:

3y - x = - 7

Put y as 1/3x - 4.

3(1/3x - 4) - x = - 7

1x - 12 - x = -7

0 - 12 = -7

-12 = -7

No solutions.

Answer:

Option D is correct.

No solution

Step-by-step explanation:

2(x+7)=8

Apply 2 into bracket:

2x+14=8

2x=8-14

2x=-6

Divide both sides by 2:

x=-3

hence here is no option for x=-3, so answer is no solution.

Answer:

26 - 11 = 15

Step-by-step explanation:

A possible vertex of the quadratic function is (4, 0). The vertex form of the quadratic function can be written as y = a(x - h)^2 + k, where (h, k) represents the vertex. In this case, h = 4 and k = 0.

The zeros of a quadratic function represent the x-values where the function intersects or crosses the x-axis. Since the given zeros are (0, 0) and (8, 0), we can infer that the quadratic function intersects the x-axis at these points.

To find a possible vertex of the function, we can take the average of the x-values of the zeros. In this case, the x-values of the zeros are 0 and 8, so the average is (0 + 8) / 2 = 4.

Now, to find the y-value of the vertex, we can substitute the x-value (4) into one of the zeros. Let's use (0, 0):

0 = a(0 - 4)(0 - 8)

0 = -32a

Solving for 'a', we find that a = 0.

So, a possible vertex of the quadratic function is (4, 0), meaning the function is symmetric and opens upwards.

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9514 1404 393

Answer:

  19.0 cm

Step-by-step explanation:

The length of each arc is given by ...

  s = rθ

where r is the radius of the arc, and θ is its central angle in radians.

The sum of the two arc lengths is ...

  s1 +s2 = (8 -4.5)(50(π/180)) +(8)(50(π/180)) = (16 -4.5)(5π/18) ≈ 10.0356

The sum of the two straight sides is ...

  2·4.5 = 9.000

So, the perimeter is ...

  P = arc lengths + straight sides = 10.0356 cm + 9.0000 cm ≈ 19.0 cm

Answer:

Step-by-step explanation:

Solving like terms

-4a + 22b

The value of the additional data point is 36

To find the value of the additional data point, we can use the concept of the sample mean.

Given the data set: 23, 28, 20, 33, 42, 12, 19, 50, 36, 25, 19.

The sample mean of this data set is 26.5.

To find the value of the additional data point, we can use the formula for the sample mean:

(sample mean) = (sum of all data points) / (number of data points)

In this case, we have 11 data points in the original data set. Let's denote the value of the additional data point as x.

Therefore, we can set up the equation:

26.5 = (23 + 28 + 20 + 33 + 42 + 12 + 19 + 50 + 36 + 25 + 19 + x) / 12

Multiplying both sides of the equation by 12 to eliminate the fraction, we have:

318 = 282 + x

Subtracting 282 from both sides of the equation, we find:

x = 318 - 282

x = 36

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.

Answer:

B

Step-by-step explanation:

Difference between value as the years pass, ($22,050-$19,600 = $2,450)

To find purchase price: $22, 050 + $2,450 = $24,500

Answer:

you have to take away you word they said how many

The resulting cross-section of a cylinder intersected by a plane parallel to the bases is a circle.

When a plane passes through a cylinder parallel to the bases, it creates a cross-section that is congruent to the bases of the cylinder. Since the bases of a cylinder are circles, the resulting cross-section is also a circle. The circle formed will have the same diameter as the bases of the cylinder and will be parallel to them. This is because the plane slices through the cylinder at a constant distance from the bases, resulting in a circular shape that is perpendicular to the axis of the cylinder. This characteristic holds true for any position of the plane parallel to the bases, resulting in circular cross-sections.

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The observed frequencies are variables as they vary from sample to sample. The expected frequencies are not variables as they are determined by the sample size and the distribution in the null hypothesis.

The observed frequencies are variables because they can vary from sample to sample.

In statistical analysis, observed frequencies represent the actual frequencies or counts of events or occurrences observed in a sample.

These frequencies are obtained through data collection and can differ between different samples due to random sampling variability.

Therefore, the observed frequencies are considered as variables that can change from one sample to another.

On the other hand, the expected frequencies are not variables. They are determined by the sample size and the distribution assumed in the null hypothesis.

Expected frequencies are the frequencies that would be expected under the assumption of a particular statistical model or hypothesis.

These frequencies are calculated based on the expected proportions or probabilities predicted by the null hypothesis and the sample size.

Once the sample size and the distribution in the null hypothesis are determined, the expected frequencies become fixed values and do not vary across different samples.

They provide a baseline against which the observed frequencies can be compared to assess the agreement between the observed data and the expected distribution.

In summary, the observed frequencies are considered variables as they vary from sample to sample, while the expected frequencies are not variables but are determined by the sample size and the distribution assumed in the null hypothesis.

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Answer:

The unit rate is 8 miles in an hour

Step-by-step explanation:

To solve, notice that this is the distance in 1/10 of an hour. So multiply the distance by 10 go get the unit rate:

4/5 x 10

4/5 x 10/1 = 4/1 x 2/1 = 8/1 = 8

Using the inscribed angle theorems, the measure of the indicated angles are:

1. m∠BOA = 26°

2. m∠BDA = 13°

3. m∠BCA = 13°

Based on the inscribed angle theorem, the following relationships are established:

Given:

Intercepted arc BA = 26°

1. ∠BOA is central angle

Thus:

m∠BOA = 26° (inscribed angle theorems)

2. ∠BDA is inscribed angle.

m∠BDA = 1/2(30) = 13° (inscribed angle theorems)

3. m∠BCA = m∠BDA = 13° (inscribed angle theorems)

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Answer:

Graph B

Step-by-step explanation:

Point-line graphs are usually used to compare data over a course of time, and bar graphs are more commonly used to compare statistics between different data sets (in this case it is between different countries)