Help me pwease also d) is study:)

Answer:

2,000 pages.

Step-by-step explanation:

The heat teacher has 60 notebooks in total. If the teacher evenly distributed the notebooks among the 6 students, then that would be

60 ÷ 6 = 10 notebooks to each student.

Now let's say a kid named Ethan found out each of his notebooks contains 200 pages. Ethan has 10 notebooks in total so he needs to do

10 × 200 = 2,000 pages in total.

We do 10 × 200 since Ethan has 10 notebooks, and each of his notebooks have 200 pages.

Thus 2,000 is the answer.

To find the probability of getting 10 or more successes in a binomial experiment with p = 0.63 and n = 11 trials, we can use the cumulative probability function.

P(X ≥ 10) = 1 - P(X < 10)

Using a binomial probability formula, we can calculate the probability of getting exactly k successes:

P(X = k) = C(n, k) * p^k * (1 - p)^(n - k)

where C(n, k) represents the binomial coefficient.

Let's calculate the probability for each value from 0 to 9 and subtract it from 1 to get the probability of 10 or more successes:

P(X < 10) = P(X = 0) + P(X = 1) + P(X = 2) + ... + P(X = 9)

P(X < 10) = Σ[C(11, k) * p^k * (1 - p)^(11 - k)] for k = 0 to 9

Using this formula, we can calculate the probability:

P(X < 10) ≈ 0.121

Therefore, the probability of getting 10 or more successes in the binomial experiment is:

P(X ≥ 10) ≈ 1 - P(X < 10) ≈ 1 - 0.121 ≈ 0.879

Rounding to three decimal places, the probability is approximately 0.879.

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Answer:

The factors are,

x + 12 and x - 2

Step-by-step explanation:

x^2 + 10x - 24,

Here, we note that,

12 - 2 = 10,

and (12)(-2) = 24,

so, we  can re-write 10x as 10x = 12x - 2x

so,

\(x^2 + 12x - 2x - 24 = 0\)

Taking x common from the 1st two terms (x^2 and 12x),

and taking -2 common from the last two tems (-2x and -24), we get,

\(x^2 + 12x - 2x - 24 \\x(x+12)-2(x+12)\\taking \ (x+12) \ common,we \ get,\\(x+12)(x-2)\)

So, The factors are,

x + 12 and x - 2

Answer:

65569898

Step-by-step explanation:

1753x87694=66033582

66033582-463684=65569898

Answer:

103 cm^2

i just took the quick check

Option- 3 is correct that is both a and b are true.

a. The statement is true that is cosx = \(1 - \frac{sinx}{cscx+cotx}\)

b. The statement is true that is sinx = \(1 - \frac{cosx}{secx+tanx}\)

Given that,

a. We have to prove the statement is true or false.

Statement: cosx = \(1 - \frac{sinx}{cscx+cotx}\)

Now, Take the right hand side

= \(1 - \frac{sinx}{cscx+cotx}\)

= \(1 - \frac{sinx}{\frac{1}{sinx} +\frac{cosx}{sinx} }\)

By using LCM

= \(1 - \frac{sinx}{\frac{1+cosx}{sinx} }\)

= \(1 - \frac{sinx\times sinx}{1+cosx} }\)

= \(1 - \frac{sin^2x}{1+cosx} }\)

= \(\frac{1+cosx - sin^2x}{1+cosx} }\)

We know from trigonometric identities 1 - sin²x = cos²x

= \(\frac{cos^2x+cosx }{1+cosx} }\)

= \(\frac{cosx(1+cosx )}{1+cosx} }\)

= cosx

LHS = RHS

Therefore, The statement is true

b. We have to prove the statement is true or false.

Statement: sinx = \(1 - \frac{cosx}{secx+tanx}\)

Now, Take the right hand side

= \(1 - \frac{cosx}{secx+tanx}\)

= \(1 - \frac{cosx}{\frac{1}{cosx} +\frac{sinx}{cosx} }\)

By using LCM

= \(1 - \frac{cosx}{\frac{1+sinx}{cosx} }\)

= \(1 - \frac{cosx\times cosx}{1+sinx} }\)

= \(1 - \frac{cos^2x}{1+sinx} }\)

= \(\frac{1+sinx - cos^2x}{1+sinx} }\)

We know from trigonometric identities 1 - cos²x = sin²x

= \(\frac{sin^2x+sinx }{1+sinx} }\)

= \(\frac{cosx(1+sinx )}{1+sinx} }\)

= sinx

LHS = RHS

Therefore, The statement is true

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The derivative dz/dt can be found using the chain rule. By differentiating each term with respect to t and applying the chain rule, we can calculate dz/dt as follows:

\(dz/dt = 2sin(t)cos(t) + 4e^tcos(t) + 4e^tsin(t) + 4e^t + 4sin(t)e^t.\)

By applying the chain rule, we can find dz/dt as follows: differentiate z with respect to x, then multiply it by dx/dt, and finally differentiate z with respect to y and multiply it by dy/dt.

The function z = x² + y² + xy can be rewritten as z = (sin(t))² + (4e^t)² + (sin(t))\((4e^t)\).

To find dz/dt, we need to find the partial derivatives of z with respect to x and y and multiply them by dx/dt and dy/dt, respectively.

The partial derivative of z with respect to x is (2x + y), and the partial derivative of z with respect to y is (2y + x).

Next, we differentiate x = sin(t) with respect to t, giving us dx/dt = cos(t).

Similarly, differentiating\(y = 4e^t\) with respect to t yields \(dy/dt = 4e^t.\)

Now we can apply the chain rule:

dz/dt = (2x + y) * dx/dt + (2y + x) * dy/dt

Substituting the expressions for x, y, dx/dt, and dy/dt:

\(dz/dt = (2sin(t) + 4e^t) * cos(t) + (2(4e^t) + sin(t)) * (4e^t)\)

Simplifying this expression will yield the final result.

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Answer:

6x - 9

Step-by-step explanation:

We can use the distributive property to solve.

3(2x - 3)

(3 * 2x) + (3 * -3)

6x - 9

Best of Luck!

3(2x-3)

Multiplying each term in the parentheses by 3

3×2x-3x-3

calculate the product

6x-3×3

multiply the number

6x-9

Answer:

\(\frac{2}{a-b}\)

Step-by-step explanation:

Given

\(\frac{1}{a+b}\) + \(\frac{1}{a-b}\) + \(\frac{2b}{a^2-b^2}\) ← a² - b² is a difference of squares

= \(\frac{1}{a+b}\) + \(\frac{1}{a-b}\) = \(\frac{2b}{(a-b)(a+b)}\) ← LCD is (a - b)(a+b)

= \(\frac{a-b+a+b+2b}{(a-b)(a+b)}\)

= \(\frac{2a+2b}{(a-b)(a+b)}\)

= \(\frac{2(a+b)}{(a-b)(a+b)}\) ← cancel common factor (a + b) on numerator/ denominator

= \(\frac{2}{a-b}\)

Hello,

f(x+5)=f(x)

Periode is 5

Answer:

It's 4 on acellus, not 5 :)

Step-by-step explanation:

Therefore, Britney got $30.15 more for selling the juice than she paid to buy it.

To determine how much more Britney got for selling the juice than she paid to buy it, we need to calculate the total cost and total revenue.

Britney bought 3 gallons of juice for $2.75 per gallon, so the total cost of the juice is 3 * $2.75 = $8.25.

Each serving of juice is 1/16 gallon, and she sold each serving for $0.80. Since 1 gallon is equal to 16 servings, the revenue from selling 3 gallons of juice would be 3 * 16 * $0.80 = $38.40.

To find the difference between the revenue and cost, we subtract the total cost from the total revenue: $38.40 - $8.25 = $30.15.

Therefore, Britney got $30.15 more for selling the juice than she paid to buy it.

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To show that a tree has at most   \(n/2\)many vertices that have degree 3 or higher, we will use proof by contradiction.

Assume that there exists a tree with more than \(n/2\) vertices that have a degree of 3 or higher. Let V be the set of vertices in the tree, and let \(V_3\) be the set of vertices in V that have a degree 3 or higher. Let k be the number of vertices in\(V_3.\)

Since the tree has n vertices, there are n-k vertices in V that have degree 1 or 2. Since each vertex in the tree has degree at least 1, we have \(n-k ≤ n\), which implies that k ≥ 0.

Now, consider the sum of degrees of all vertices in the tree. By definition of a tree, this sum is twice the number of edges in the tree, which is n-1. Therefore, we have:

\(2(n-1) = Σ_degrees\)

where \(Σ_degrees\) is the sum of degrees of all vertices in the tree.

Let d_i be the degree of the i-th vertex in V_3. Since each vertex in V_3 has degree 3 or higher, we have d_i ≥ 3 for all i. Therefore, the sum of degrees of vertices in V_3 is at least 3k.

Let m be the number of vertices in V that have degree 1 or 2. Let d_j be the degree of the j-th vertex in V that has degree 1 or 2. Since each vertex in V that has degree 1 or 2 has degree at most 2, we have d_j ≤ 2 for all j. Therefore, the sum of degrees of vertices in V that have degree 1 or 2 is at most 2m.

Since V is the disjoint union of \(V_3\) and the set of vertices in V that have degree 1 or 2, we have:

\(Σ_degrees = Σ_{i=1}^k d_i + Σ_{j=1}^m d_j\)

Combining the inequalities \(3k ≤ Σ_{i=1}^k d_i and Σ_{j=1}^m d_j ≤ 2m, we get:\\Σ_degrees ≥ 3k + Σ_{j=1}^m d_j ≥ 3k\)

where the last inequality follows from for all j.

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Answer:

For the table:

Angle 1 and Angle 8 are equal you could say?

Angle 3 and 5 are supplementary (add up to 180 degrees).

Angle 4 and 8 are equal (again, no idea what the answer choices are).

For the selecting thing in image 3:

Angles 5 and 6 are supplementary.

Angles 1 and 7 are supplementary.

Angles 8 and 2 are supplementary.

Angles 5 and 2 are supplementary.

Hope this is helpful?

Answer:

  A: alternate; same-side; corresponding

  B: (5, 6), (1, 7), (8, 2), (5, 2)

Step-by-step explanation:

These are a matter of definition. It is usually a good idea to acquaint yourself with the vocabulary of math and geometry, so you can understand the relationships and what the questions are.

  ∠1 and ∠8 -- alternate exterior angles

  ∠3 and ∠5 -- same-side interior angles

  ∠4 and ∠8 -- corresponding angles

__

Angle pairs that are both acute or both obtuse are not supplementary. A supplementary pair will consist of one acute and one obtuse angle.

  ∠5 and ∠6

  ∠1 and ∠7

  ∠8 and ∠2

  ∠5 and ∠2

Answer:

Total cost= $111.25

Step-by-step explanation:

Giving the following information:

Rentas days= 2 days

The base rental price was $30.15 per day plus 1234 cents per mile. Mark drove 412.85 miles.

We need to determine the total cost formula and the total cost.

Total cost= 30.15y + 0.1234x

y= days

x= miles

Total cost= 30.15*2 + 0.1234*412.85

Total cost= $111.25

Answer:

n-12= number of cookies left

Answer:

y=n-12

Step-by-step explanation:

y= how many cookies are left

n = number of cookies

-12 = how many his friends ate

The product of 2 and 1 3/6 can be expressed as either 18/6 or 3

The product of 2 and 1 3/6 can be found by multiplying 2 by the mixed number 1 3/6. To do this, we need to convert the mixed number to an improper fraction, then multiply it by 2. Here are two possible expressions that are equal to the product of 2 and 1 3/6

Improper fractions

2 x 1 3/6 = 2 x (1 + 3/6) = 2 x (6/6 + 3/6) = 2 x 9/6 = 18/6

Therefore, the product of 2 and 1 3/6 is equal to 18/6.

Decimals

We can also convert the mixed number 1 3/6 to a decimal and then multiply it by 2. To convert the mixed number to a decimal, we divide the numerator (3) by the denominator (6), which gives us 0.5. Then we add the whole number (1) to get 1.5.

2 x 1.5 = 3

Therefore, the product of 2 and 1 3/6 is equal to 3.

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cosine = adj/hypt.

inverse of cosine = arccosine

arccosine(6/22) = 74.34

Answer: 130

Step-by-step explanation: the only reasonable answer

The rhomboid EFGH is the consequence of four rigid transformations: reflecting across the x-axis, translating 4 units to the left, translating 2 units down and dilating with a scale factor of 0.5 and center at (0, 0). (Right choice: A)

In this problem we must determine the sequence of rigid transformations used to transform rhomboid ABCD into rhomboid EFGH. Rigid transformations are transformations that are applied on geometric loci such that its Euclidean distance is conserved. The most common rigid transformations are listed below:

After a quick inspection on the figure, we find a sequence formed by four rigid transformations:

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Answer:

$147

Step-by-step explanation:

$2.00+$10.00+$30.00+$100.00+$5.00

=$147

El dinero total que tenía será de $ 147.00

Dado lo siguiente

La cantidad tenía inicialmente = $ 2.00

La cantidad dada por mamá = $ 10.00

La cantidad recibida de papá = $ 30.00

La cantidad recibida del tío y la tía = $ 100.00

Si tuviera otros $ 5,00

La cantidad total que tenía será la suma de todo el dinero que tenía y los recaudados como se muestra:

Dinero total que tenía = $ 2,00 + $ 10,00 + $ 30,00 + $ 100,00 + $ 5,00

Dinero total que tenía = $ 147.00

Por lo tanto, el dinero total que tenía será de $ 147.00.

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The value of x in the given equation will be 2/5

From the data,

We have to determine the value of x.

The given equation is: 18x-16=-12x-4

For determining the value of x, we will first shift the like terms on one side of the equation.

So, for solving the value of x we will shift the terms containing x and the constant on both sides of the equation.

So, shifting -12x from the right-hand side of the equation to the left-hand side of the equation,

We will get it as:

18x+12x = -4+16

30x=12

Now for solving the value of x we will shift x from the left side of the equation to the right side of the equation.

So, the value of x will be = 12/30 = 2/5

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The correct question may be:

What is the value of x

18x-16=-12x-4

Enter your answer in the box.

The statement that is true include the following: D. Ed's answer of 3/8 is correct because he divided 1/4 by 2/3 to get his answer.

In Mathematics and Geometry, the multiplication property of equality states that both sides of an equation will remain the same and equal, when both sides of the equations are multiplied by the same number.

By multiplying both sides of the given equation by 3/2, we have the following correct answer;

m = (1/4) ÷ (2/3)

m = (1/4) × (3/2)

m = (1 × 3) / (4 × 2)

m = (3/8)

In this context, we can reasonably infer and logically deduce that Jim's answer of 2 2/3 is incorrect while Ed's answer of 3/8 is correct because he divided the numerical value 1/4 by the numerical value 2/3 to get his answer.

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Complete Question:

Jim and Ed are debating the answer to the question 2/3m = 1/4

Which statement is true?

Jim states that m is equal to 2 2/3.

Ed states that m is equal to 3/8

Jim's answer of 2 2/3 is correct because he divided 2/3 by 1/4 to get his answer.

Jim's answer of 2 2/3 is correct because he divided 1/4 by 2/3 to get his answer.

Ed's answer of 3/8 is correct because he multiplied 1/4 by 2/3 to get his answer

Ed's answer of 3/8 is correct because he divided 1/4 by 2/3 to get his answer.

Answer:

p = 7

Step-by-step explanation:

Look at the picture hope this helps!

Answer: The answer is 5.

A trend in a time series represents a long-term change in the level of the data, indicating whether the overall trend is increasing, decreasing or remaining stable. Correct option is C.

In contrast to the trend, the seasonal component of a time series is a regular pattern that repeats itself at the same time each year. It reflects the influence of seasonal factors on the data and helps to explain the systematic variation that occurs within each year.

The cyclical component of a time series refers to fluctuations that are not part of the trend, seasonal, or irregular components. These fluctuations are typically longer-term in nature and are often linked to economic, social or political factors.

The irregular component of a time series captures the random or unpredictable fluctuations that are not explained by the other components. These fluctuations can be caused by unexpected events or errors in measurement.

In summary, a trend in a time series is a long-term change in the data, whereas the seasonal, cyclical, and irregular components reflect shorter-term variations in the data that are influenced by different factors.

By understanding the different components of a time series, we can gain insight into the underlying patterns and trends that are driving the data over time.

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Complete question is:

A trend in a time series

multiple choice

A. occurs in a time series when there is a regular variation in the level of the data that repeats itself at the same time each year.

B. contains the fluctuations that are not part of the other three components.

C. is a long term change in the level of the data.

D.  is represented by wavelike upward and downward movements of the data around the long-term trend.

Answer:

Step-by-step explanation:

Given system of equations

Express the first equation as

Substitute the value of y into second equation

Solve for x

Find the value of y

Answer:

(-5, 9)

Step-by-step explanation:

Given system of linear equations:

\(\begin{cases}-2x-y=1\\-4x-y=11\end{cases}\)

To solve by substitution, use arithmetic operations to isolate y in Equation 1:

\(\implies -2x-y=1\)

\(\implies -2x-y+y=1+y\)

\(\implies -2x=1+y\)

\(\implies -2x-1=1+y-1\)

\(\implies y=-2x-1\)

Substitute the expression for y into Equation 2 and solve for x:

\(\implies -4x-(-2x-1)=11\)

\(\implies -4x+2x+1=11\)

\(\implies -2x+1=11\)

\(\implies -2x+1-1=11-1\)

\(\implies -2x=10\)

\(\implies -2x \div -2=10 \div -2\)

\(\implies x=-5\)

Substitute the found value of x into one of the equations and solve for y:

\(\implies -2(-5)-y=1\)

\(\implies 10-y=1\)

\(\implies 10-y+y=1+y\)

\(\implies 10=1+y\)

\(\implies 10-1=1+y-1\)

\(\implies y=9\)

Therefore, the solution to the given system of linear equations is (-5, 9).

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Answer:

y = 2

Step-by-step explanation:

(8y – 3) = 13

8y = 13 + 3

8y = 16

y = 2

Answer:

y = 2

Step-by-step explanation:

8y = 13 + 3

8y = 16

y = 2

good luck

Answer:

I don't know D

Step-by-step explanation:

but why is this in the mathematics section

The sixth term of the arithmetic progression is 94.

An arithmetic progression is a sequence of numbers such that the difference between any two successive members of the sequence is a constant.

Let's call the first term of the arithmetic progression "a" and the common difference "d". Then the nth term of the progression can be found using the formula:

an = a + (n-1)d

We know that the sum of the first four terms is 14, so we can set up the following equation:

a + (a+d) + (a+2d) + (a+3d) = 14

We also know that the sum of the first eight terms is 108, so we can set up another equation:

a + (a+d) + (a+2d) + (a+3d) + (a+4d) + (a+5d) + (a+6d) + (a+7d) = 108

Now we can use the first equation to substitute for the first four terms of the second equation:

14 + (a+4d) + (a+5d) + (a+6d) + (a+7d) = 108

This gives us:

a + 4d = 94

So the sixth term can be found by substituting n = 6 into the first formula:

a + (6-1)d = a + 5d = 94

Therefore, the sixth term of the arithmetic progression is 94.

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The angles that make up a kite are 1, 2, 3, 4, 5, 6, and 7. Angle 1 is the interior angle between sides 1 and 2. Angle 2 is the interior angle between sides 2 and 3.

Angle 3 is the interior angle between sides 3 and 4. Angle 4 is the exterior angle between sides 4 and 1. Angle 5 is the interior angle between sides 1 and 3. Angle 6 is the exterior angle between sides 2 and 4. Angle 7 is the interior angle between sides 2 and 4.

An angle is a figure formed by two lines that meet at a common point. The lines are called the arms of the angle, and the common point is called the vertex. Angles are usually measured in degrees, with a full circle being 360°.

A kite is a four-sided geometric shape with two pairs of adjacent equal-length sides. The missing values for each angle in the kite can be calculated using the formula:

Angle 1 + Angle 2 + Angle 3 + Angle 4 + Angle 5 + Angle 6 + Angle 7 = 360 degrees

For example, if angle 1 is 60 degrees, then angle 2 = 120 degrees, angle 3 = 120 degrees, angle 4 = 60 degrees, angle 5 = 120 degrees, angle 6 = 60 degrees, and angle 7 = 60 degrees.

In general, the sum of the interior angles of a kite will equal 360 degrees, and each interior angle will be equal to the sum of the exterior angles. Therefore, if the values of four of the angles are known, the remaining angles can be calculated by subtracting the known angles from 360 degrees.

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