what does 7/12 + 5/6 equal

Answer:

a = 1

Step-by-step explanation:

First, you subtract 6 from both sides and you end up with a² = 1. Since one cannot be squared or square rooted, a = 1. I hope this helps!

Answer:

Step-by-step explanation:

The die is 6-sided. This means that there are 3 odd numbers and 3 even numbers.

When the die is rolled once, the probability of getting an odd number is:

3/6 = 1/2

The probability that this event will occur 4 out of 5 times will be:

4/5 * 1/2 = 4/10 = 2/5

A simple (1-for-1) substitution would provide a direct replacement of one element or variable with another element or variable.

This can be useful in simplifying equations or formulas by replacing complex expressions with simpler ones. However, it may not always be applicable or accurate in more complex situations.

A simple 1-for-1 substitution provides a straightforward replacement of one element with another in a given context. This can be applied in various scenarios, such as replacing letters in cryptography, swapping ingredients in a recipe, or substituting variables in mathematical equations. The primary purpose of this substitution is to maintain the overall structure while changing a specific component.

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Step-by-step explanation:

96, 45, 0, -31, -58

you can maybe remember that a "bigger" negative number just means that it is more negative than the "smaller" negative number. and therefore the seemingly bigger negative number is actually smaller.

just think : a temperature of -3° is colder than e.g. -1 or -2.

Answer & Step-by-step explanation:

This is what is called an arithmetic sequence. An arithmetic sequence adds the same number every time. If we take and subtract the 3rd term from the 4th term, we get 21. However, when we subtract 17 from 26 or 26 from 44, we get 9 and 18 respectively, which is not in keeping with the sequence.

Answer:

Kiran's smoothie would be more chocolatey than Clare's. All ingredients are doubled, but there is an extra teaspoon of chocolate syrup in his smoothie.

Step-by-step explanation:

(aryan)

The equation of the line is y = 1/2x - 2

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

y= 1/2x +1

Point = (8, 2)

Parallel lines have equal slopes

This means that the slope of the line is 1/2

So, the eqiuation is calculated as

y = m(x - x1) + y1

substitute the known values in the above equation, so, we have the following representation

y = 1/2(x - 8) + 2

Evaluate

y = 1/2x - 2

Hence, the equation is y = 1/2x - 2

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As ∠ ( 6x + 6 )° and ∠ ( 8x + 2 )° are vertically opposite angles , their measures will be equal .

Which means :-

\(6x + 6 = 8x + 2\)

\(6 = 8x + 2 - 6x\)

\(6 = 2x + 2\)

\(2x + 2 = 6\)

\(2x = 6 - 2\)

\(2x = 4\)

\(x = \frac{4}{2} \)

\(\color{hotpink}x = 2\)

1) = ∠URS

= 6x + 6

= 6 × 2 + 6

= 12 + 6

\( \color{olive} ∠URS \color{hotpink} = 18°\)

2) = ∠QRT

= 8x + 2

= 8 × 2 + 2

= 16 + 2

\(\color{olive} ∠QRT \color{hotpink}= 18°\)

Therefore , the correct options are :-

\(\color{olive} x \color{hotpink} = \color{hotpink} \color{olive} 2\)

\(\color{olive} ∠QRT\color{hotpink} = \color{olive} 18 \: deg\)

\(\color{olive} ∠URS \color{hotpink} = \color{olive} 18 \: deg\)

The mean absolute deviation for the given dataset of 3, 6, 3.8, 3.2, and 3.4 is approximately 0.996. This means that, on average, each data point in the dataset deviates from the mean by approximately 0.996.

The mean absolute deviation (MAD) measures the average distance between each data point and the mean of the dataset. To find the MAD, you need to follow these steps:

1. Calculate the mean of the dataset by adding up all the numbers and dividing the sum by the total number of data points. In this case, the dataset consists of the following numbers: 3, 6, 3.8, 3.2, and 3.4. Adding them up gives us a sum of 19.4. Dividing this sum by 5 (since there are 5 data points) gives us a mean of 3.88.

2. Find the absolute deviation for each data point by subtracting the mean from each data point and taking the absolute value. For example, for the first data point, 3, the absolute deviation would be |3 - 3.88| = 0.88. Repeat this step for all the data points.

3. Calculate the mean of the absolute deviations by adding up all the absolute deviations and dividing the sum by the total number of data points. In this case, the absolute deviations are: 0.88, 2.12, 0.72, 0.68, and 0.58. Adding them up gives us a sum of 4.98. Dividing this sum by 5 gives us a mean of 0.996.

So, the mean absolute deviation for the given dataset is approximately 0.996.


The mean absolute deviation helps us understand how much each data point varies from the mean of the dataset. By calculating the absolute deviation for each data point and finding the average, we can determine the typical amount of variation in the dataset.


The mean absolute deviation for the given dataset of 3, 6, 3.8, 3.2, and 3.4 is approximately 0.996. This means that, on average, each data point in the dataset deviates from the mean by approximately 0.996.

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for a two-tailed test at a 12.66% significance level, the critical values of z are approximately +1.53 and -1.53. We are looking for the z-score that corresponds to the area to the right of it (for the positive critical value) equal to 0.0633.

For a two-tailed test at a 12.66% significance level, we need to find the critical value of z.

Step 1: Determine the significance level for each tail.
Since this is a two-tailed test, we need to divide the overall significance level (12.66%) by 2. This gives us 6.33% (or 0.0633 in decimal form) in each tail.

Step 2: Find the z-score associated with the given significance level.
To find the critical value of z, you can use a z-table or an online calculator. We are looking for the z-score that corresponds to the area to the right of it (for the positive critical value) equal to 0.0633.

Using a z-table or calculator, you'll find that the z-score is approximately ±1.53.

So, for a two-tailed test at a 12.66% significance level, the critical values of z are approximately +1.53 and -1.53.

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answer: … yea what is the question

The researchers could utilize a probability sample.

Meaning of a Probability Sample

Every member of a population must have an equal chance of being chosen for a study in order for a sample to be considered a probability sample, and the researcher must be aware of this likelihood. The most typical type of sampling used in public opinion research, election polling, and other studies whose findings will be generalized to a larger population is probability sampling in which probability samples are made use of.

Probability Sample as the Representative of Population Sample

Here, a sample that qualifies for a representative of the population the researchers are studying, must consist of members having equal chances to be chosen for the study. Thus, a probability sample is the best representative of their study population.

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Answer: -5=2x+11

Step-by-step explanation:

3x-5=5x+11

subtract 3x to both sides

3x-5 - 3x =5x+11 - 3x

simplify

-5 = 2x +11

answer is -5=2x+11

Life in the neighborhood depicted in the film "Los Olvidados" is characterized by challenging economic and social conditions.

The neighborhood in "Los Olvidados" is portrayed as a poverty-stricken area where the residents struggle to make ends meet. The film explores the lives of marginalized individuals most particularly young boys, who are caught in a cycle of poverty, violence, and neglect.

The economic conditions in the neighborhood are harsh, with limited opportunities for employment and a lack of access to basic necessities. As a result, the residents are often forced into criminal activities to survive leading to a high level of violence and crime within the community.

Moreover, the social conditions exacerbate the challenges faced by the neighborhood. There is a sense of abandonment and neglect from the government and wider society with little support or resources available to address the issues faced by the residents.

Full question:

Describes life in the neighborhood that takes place in the film Los Olvidados by Luis Buñuel, taking into account their economic and social conditions through the different activities carried out by the neighborhoods.

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The probability of getting yellow is option (B) 35%

Probability is a measure of the likelihood of an event occurring. It is a number between 0 and 1, where 0 indicates that the event is impossible, and 1 indicates that the event is certain to occur.

The probability of selecting a yellow marble from the bag can be calculated by dividing the number of yellow marbles by the total number of marbles in the bag

P(yellow) = number of yellow marbles / total number of marbles

P(yellow) = 7 / (3 + 8 + 7 + 2) = 7/20 = 0.35

So, the probability of selecting a yellow marble from the bag is 0.35, which is equivalent to 35% as a percentage.

Therefore, the correct option is (B) 35%

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Answer:

Step-by-step explanation:

We can see g(x) is -f(x) and it is shifted downward by 4 units so

g(x)=-x^2-4 (answer B)

The graph of the function g ( x ) = -x² - 4 is plotted

Graphs behave differently at various x-intercepts. Sometimes the graph will cross over the x-axis at an intercept. Other times the graph will touch the x-axis and bounce off.

Identify the even and odd multiplicities of the polynomial functions' zeros.

Using end behavior, turning points, intercepts, and the Intermediate Value Theorem, plot the graph of a polynomial function.

The graphs cross or are tangent to the x-axis at these x-values for zeros with even multiplicities. The graphs cross or intersect the x-axis at these x-values for zeros with odd multiplicities

Given data ,

Let the parent function be represented as f ( x )

Now , the value of f ( x ) is

f ( x ) = x²

where the graph of the function g ( x ) is

g ( x ) = -x² - 4

Hence , the function is g ( x ) = -x² - 4

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The sets of vectors that are subspaces of R3 are:

   1. all x such that x₂ is rational

   2. all x such that x₁ + 3x₂ = x₃

   3. all x such that x₁ ≥ 0

Set of vectors where x₂ is rational: To determine if this set is a subspace, we need to check if it satisfies the two conditions for a subspace: closure under addition and closure under scalar multiplication.

Set of vectors where x₂ = x₁²: Again, we need to verify if this set satisfies the two conditions for a subspace.

Closure under addition: Consider two vectors, x = (x₁, x₂, x₃) and y = (y1, y2, y3), where x₂ = x₁² and y2 = y1².

If we add these vectors, we get

z = x + y = (x₁ + y1, x₂ + y2, x₃ + y3).

For z to be in the set, we need

z2 = (x₁ + y1)².

However, (x₁ + y1)² is not necessarily equal to

x₁² + y1², unless y1 = 0.

Therefore, the set is not closed under addition.

Closure under scalar multiplication: Let's take a vector x = (x₁, x₂, x₃) where x₂ = x₁² and multiply it by a scalar c. The resulting vector cx = (cx₁, cx₂, cx₃) has cx₂ = (cx₁)². Since squaring a scalar preserves its non-negativity, cx₂ is non-negative if x₂ is non-negative. However, this set allows for negative values of x₂ (e.g., (-1, 1, 0)), which means cx₂ can be negative as well. Therefore, this set is not closed under scalar multiplication.

Conclusion: The set of vectors where x₂ = x₁² is not a subspace of R3.

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Complete Question:

Which of the following set of vectors x = (x₁, x₂, x₃) and R³ is a subspace of R³?

1. all x such that x₂ is rational

2. all x such that x₁ + 3x₂ = x₃

3. all x such that x₁ ≥ 0

4. all x such that x₂=x₁²

Answer:

plugg in x values into the given functions.

it's option A

To determine the value of the constant a for which the function f(x) shows continuity at -4, we need to ensure that the left-hand limit, right-hand limit, and the value of the function at x = -4 are all equal.

To find the left-hand limit, we evaluate f(x) as x approaches -4 from the left side. Let's assume the left-hand limit is L.

Next, we find the right-hand limit by evaluating f(x) as x approaches -4 from the right side. Let's assume the right-hand limit is R.

Finally, we find the value of the function at x = -4 by substituting -4 into the expression for f(x). Let's assume this value is V.

For f(x) to be continuous at -4, the left-hand limit, right-hand limit, and the value of the function at x = -4 must all be equal.
So, we have L = R = V.
Now, let's work through an example to illustrate this process:
Suppose f(x) = ax^2 + 3x - 5.

To find the left-hand limit, we substitute -4 into the expression for f(x) and simplify:
L = lim(x->-4-) f(x) = a(-4)^2 + 3(-4) - 5 = 16a - 12 - 5 = 16a - 17.

Similarly, to find the right-hand limit, we substitute -4 into the expression for f(x) and simplify:
R = lim(x->-4+) f(x) = a(-4)^2 + 3(-4) - 5 = 16a - 12 - 5 = 16a - 17.

Finally, we find the value of the function at x = -4:
V = f(-4) = a(-4)^2 + 3(-4) - 5 = 16a - 12 - 5 = 16a - 17.

To ensure continuity at x = -4, we equate L, R, and V:
16a - 17 = 16a - 17.

No matter the value of a, L = R = V is always satisfied. Therefore, any value of a will make the function f(x) continuous at -4.

In conclusion, the value of the constant a does not affect the continuity of the function f(x) at -4. This means that the function will be continuous at -4 for any value of a.

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Approximately 68% of the data in a normal distribution lies within one standard deviation from the mean according to the empirical rule.

According to the empirical rule, which applies to a normal distribution, approximately 68% of the data falls within one standard deviation of the mean. Specifically, 68.27% of the data falls within one standard deviation of the mean, which means that if the distribution is bell-shaped, the data is symmetrically distributed around the mean and most of the data is clustered within one standard deviation from the mean.

The empirical rule also states that approximately 95% of the data falls within two standard deviations of the mean, and about 99.7% of the data falls within three standard deviations of the mean.

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Answer:

One solution

Step-by-step explanation:

Given the expression

X/-10 = 5

Multiply both sides by -10

X/-10 × -10 = 5×-10

X × 1 = -50

X = -50

Since the value of x is just 1, hence the equation has just one solution

Answer:

x<28

Step-by-step explanation:

Isolate x

First, subtract 4 on both sides

x/2+<14

Then, multiply both sides by 2 to get x alone

x<28

On a number line, there would be an open circle (not filled in dot) on 28, and the entire left side of the number line would be filled in

Answer:

x<28

Step-by-step explanation:

x/2+4<18

multiply the 2 on both sides to get rid of it

x+8<36

isolate the x

x<28

on the number line, it's an open circle with the arrow pointing to the left.

Tax prep software can be used for federal taxes but not always for state taxes, which may require separate forms.

While documenting your government and state charges, you have a couple of choices for how to plan and submit them. One choice is to involve charge planning programming for government charges, which can simplify the cycle and more smoothed out.

In any case, you for the most part can't involve a similar programming for state charges, as each state has its own expense code and necessities.

All things being equal, you might have to set up your state burdens independently, either by finishing up paper structures or utilizing separate duty readiness programming planned explicitly for your state.

A few states bring concurrences with specific expense programming suppliers to the table free or limited programming to occupants, so it merits checking with your state's duty position to see what choices are accessible to you.

It's critical to take note of that while government and state burdens frequently require comparative data, they might require various structures and estimations, so giving close consideration to the particular prerequisites for each kind of tax is significant.

Furthermore, on the off chance that you live in an express that doesn't have a personal expense, you may just have to record a government expense form.

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The highest possible value of x in millions of dollars is approximately 76.4 million.

To find the highest possible value of x in millions of dollars, we need to determine the value of x that will allow the fund to last forever.

The value of the fund in year t can be expressed as:

V(t) = x + 1.045x + (1.045^2)x + ... + (1.045^(t-1))x

This is a geometric series with a common ratio of 1.045. The sum of a geometric series is given by the formula:

S = a * (1 - r^t) / (1 - r)

where a is the first term, r is the common ratio, and t is the number of terms.

In this case, a = x, r = 1.045, and we want the sum to be infinite (to last forever). Therefore, we can set up the following equation:

V = x / (1 - 1.045) = 80 million

Simplifying this equation, we get:

x / (0.955) = 80 million

x = 80 million * 0.955

x ≈ 76.4 million

So, the highest possible value of x in millions of dollars is approximately 76.4 million.

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The highest possible value of x in millions of dollars is approximately 76.4 million.

To find the highest possible value of x in millions of dollars, we need to determine the value of x that will allow the fund to last forever.

The value of the fund in year t can be expressed as:

V(t) = x + 1.045x + (1.045^2)x + ... + (1.045^(t-1))x

This is a geometric series with a common ratio of 1.045. The sum of a geometric series is given by the formula:

S = a * (1 - r^t) / (1 - r)

where a is the first term, r is the common ratio, and t is the number of terms.

In this case, a = x, r = 1.045, and we want the sum to be infinite (to last forever). Therefore, we can set up the following equation:

V = x / (1 - 1.045) = 80 million

Simplifying this equation, we get:

x / (0.955) = 80 million

x = 80 million * 0.955

x ≈ 76.4 million

So, the highest possible value of x in millions of dollars is approximately 76.4 million.

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If we arrive at the bus stop 5 minutes early , then the probability that the bus is more than 10 minutes late is 5/17 .

The time duration for taking the bus every morning is = 2 minutes early to 15 minutes late ;

We know that the Uniform Distribution has 2 bounds, "a" and "b"  ;

So , Probability of finding the value above x is : P(X > x) = (b-x)/(b-a) ;

In this case , the lower bound that is : a = -2 , and the upper bound : b = 15 ;

The probability that the bus is more than 10 minutes late , that is P(X > 10) ;

So , P(X > 10) = (15 - 10)/(15 -(-2)) = 5/17 .

Therefore , the required probability is 5/17 .

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In section 20 of the south half of the map, find the contour line that intersects the encircled area. The distance between that contour line and the ground surface represents the required well depth to access the water table.



To locate the point in question, refer to section 20 on the south half of the map where it is encircled. Next, examine the water table contours provided in Exercise 14A. Identify the contour line that intersects with the encircled area. This contour line represents the depth of the water table at that point.

To determine the depth a well would need to be drilled to access the water table, measure the vertical distance from the ground surface to the identified contour line. This measurement corresponds to the required depth for drilling the well.

Therefore, In section 20 of the south half of the map, find the contour line that intersects the encircled area. The distance between that contour line and the ground surface represents the required well depth to access the water table.

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As similarity theorem, the value of x that will make the triangles similar by SSS similarity theorem is 77.

Similarity theorem:

In math, similarity theorem refers the line segment splits two sides of a triangle into proportional segments if and only if the segment is parallel to the triangle's third side.

Given,

Here we need to find the t value of will make the triangles similar by the similarity theorem.

For example, we are told that the 2 triangles are similar by SSS theorem.

Here we know that, SSS means Side - Side -Side and it is a congruence theorem which states that the 3 corresponding sides of two triangles have same ratio, then we can say that the two triangles are congruent by SSS theorem

Therefore, in the triangles ,applying the SSS postulate gives;

=> x/35 = 44/20

Then by applying the multiplication property of equality, let us multiply both sides by 35 to get;

=> x = (44 * 35)/20

When we simplify this one then we get,

=> x = 77

Therefore, the value of x is 77.

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The simplified form of given expression is \((p(x)s(x) + r(x)q(x)) / (q(x)s(x)).\)

What is expression?

In mathematics, an expression is a combination of numbers, variables, operators, and/or functions that can be evaluated or simplified. Expressions can represent a variety of mathematical objects, such as numbers, polynomials, equations, and inequalities.

To simplify the expression \((p(x)/q(x)) + (r(x)/s(x))\), we need to find a common denominator for the two fractions.

The common denominator is \(q(x)s(x)\), which means we need to multiply the first fraction by \(s(x)/s(x)\) and the second fraction by \(q(x)/q(x)\):

\((p(x)/q(x)) + (r(x)/s(x)) = (p(x)s(x))/(q(x)s(x)) + (r(x)q(x))/(q(x)s(x))\)

Now that the fractions have a common denominator, we can add them together:

\((p(x)s(x) + r(x)q(x)) / (q(x)s(x))\)

So the simplified form of \((p(x)/q(x)) + (r(x)/s(x))\) is \((p(x)s(x) + r(x)q(x)) / (q(x)s(x)).\)

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Answer:

138.248cm²

Step-by-step explanation:

Surface area=2πrh + 2πr²

Surface area=2x3.142x2x9+ 2x3.142x2²

Surface area=113.112+25.136

Surface area=138.248cm²

Answer:

Answer:

138.248cm²

Step-by-step explanation:

Surface area=2πrh + 2πr²

Surface area=2x3.142x2x9+ 2x3.142x2²

Surface area=113.112+25.136

Surface area=138.248cm²

"credit goes to unknown76th"

Step-by-step explanation: