Anyone know how to do this, I’m lost!

Answer:

7

Step-by-step explanation:

The thickness of the clay layer, which drains only from the upper surface, can be determined based on the consolidation settlement observations. With 50% of consolidation settlement occurring in 1 hour for a 25 mm thick specimen, and a total primary consolidation settlement of 35 mm occurring over many years, the thickness of the clay layer is approximately 87.5 mm.

The consolidation settlement of a clay specimen can be used to estimate the thickness of a clay layer that drains only from the upper surface. In this case, the observed settlement data provides valuable information.

Firstly, we know that 50% of the consolidation settlement occurs in 1 hour for a 25 mm thick clay specimen. This is an important parameter for calculating the coefficient of consolidation (Cv) using Terzaghi's theory. From the Cv value, we can estimate the time required for full consolidation settlement.

Secondly, we are given that the same clay settles 10 mm over 10 years and eventually settles a total of 35 mm over a longer period. This long-term settlement is known as the total primary consolidation settlement. By comparing this settlement value with the settlement data from the oedometer test, we can determine the thickness of the clay layer.

To calculate the thickness, we can use the concept of the consolidation settlement ratio. The ratio of the total primary consolidation settlement to the consolidation settlement at 50% completion is equal to the ratio of the total thickness to the thickness at 50% completion. Applying this ratio, we can determine that the thickness of the clay layer, which drains only from the upper surface, is approximately 87.5 mm.

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Answer:

5 pounds

Step-by-step explanation:

54.89 - 49.75 = 5.14

Then once that was rounded is turned to 5 pounds

Answer:  5.14 pounds, A

Step-by-step explanation:

54.89 - 49.75 = 5.14 pounds

Answer:

0

Step-by-step explanation:

To solve this, you first plug in the 4 and 2 where the x and y's go, making the expression (4 - 2(2))*(4 + 2(2)). Then you solve each parenthesis (below).

(4 - 2(2))*(4 + 2(2)).

(4 - 4)*(4 + 4).

0*8

0

Hope this helped! If you have any questions, feel free to message me :)

Answer:

To solve the inequality -18x + 9 > 9 for x, you need to isolate the variable x on one side of the inequality symbol. Here's how to do it:

First, subtract 9 from both sides of the inequality:

-18x + 9 - 9 > 9 - 9

Simplify:

-18x > 0

Next, divide both sides of the inequality by -18, remembering to reverse the direction of the inequality symbol because you are dividing by a negative number:

x < 0/(-18)

x < 0

Therefore, the solution to the inequality -18x + 9 > 9 is x < 0.

Answer:

x<0

Step-by-step explanation:

First you want to isolate -18x.

-18x > 0

That means -18x is greater than 0

Then we have to divide -18 by both sides and we need to flip the relation because the factor is negative.

x<0/-18

x<0

Answer:

3 2/3

The fractions have unlike denominators. First, find the Least Common Denominator and rewrite the fractions with the common denominator.

Multiply both the numerator and denominator of each fraction by the number that makes its denominator equal the LCD. This is basically multiplying each fraction by 1.

Complete the multiplication and the equation becomes

The two fractions now have like denominators so you can add the numerators.

Then:

This fraction can be reduced by dividing both the numerator and denominator by the Greatest Common Factor of 22 and 6 using

Convert to a mixed number using

long division for 11 ÷ 3 = 3R2, so

Therefore:

The Area of the given figure is 22 unit square.

The area of a plane figure is the area that its perimeter encloses. The quantity of unit squares that cover a closed figure's surface is its area.

Area is measured in square units like cm² and m². Area of a shape is a two dimensional quantity.

Given:

We have given the figure.

Then, we will count the boxes the area will be

= 2 x (1/2 + 2/3 + 1/3 + 1/2 + 1 + 2/3 + 1 + 1 + 1 + 1 + 1 + 1/2 + 1/2 + 1/3)

= 2 x (4/2 + 6/3 + 6)

= 2 x (2 + 3 + 6)

= 2 x (11)

= 22 unit square.

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Answer:

the answer is b

Step-by-step explanation:

Answer:

a. (1/3)(48)(42)x = 38,528

b. 672x = 38,528, so x = 57 1/3

c. The height of this pyramid is 57 1/3 cm.

Answer: No solution

Steps: 8x + 3 = 8x + 27

Subtract 8x from both sides: 8x + 3 - 8x = 8x + 27 - 8x

Simplify: 3 ≠ 27

The sides are not equal so therefore there is no solution.

Plz mark brainliest:)

Answer:

No Solutions

Step-by-step explanation:

Step 1:

8x + 3 = 8x + 27        Equation

Step 2:

3 = 27            Subtract 8x on both sides

Step 3:

3 ≠ 27          No Solutions

Answer:

No Solutions

Hope This Helps :)

Answer:

A student has passed 60 percent of the 20 quizzes he has written so far successfully mean:

successfully quizzes = 60 % of 20 quizzes = ( 60 / 100 ) * 20 = 60 * 20 / 100 = 1200 / 100 = 12

The remaining quizzes = 50 - 20 = 30 quizzes

80 percent of the remaining quizzes successfully mean:

The remaining successfully quizzes = 80 % of 30 = ( 80 / 100 ) * 30 = 80 * 30 / 100 = 2400 / 100 = 24

Total successfully quizzes = 12 + 24 = 36

Average = ( 36 / 50 ) * 100 % = 0.72 * 100 % = 72 %

Pls rate Brainliest!

Answer:73%

Step-by-step explanation:A student has passed 60 percent of the 20 quizzes he has written so far successfully mean:

successfully quizzes = 60 % of 20 quizzes = ( 60 / 100 ) * 20 = 60 * 20 / 100 = 1200 / 100 = 12

The remaining quizzes = 50 - 20 = 30 quizzes

80 percent of the remaining quizzes successfully mean:

The remaining successfully quizzes = 80 % of 30 = ( 80 / 100 ) * 30 = 80 * 30 / 100 = 2400 / 100 = 24

Total successfully quizzes = 12 + 24 = 36

Average = ( 36 / 50 ) * 100 % = 0.72 * 100 % = 72 %

Answer:

Hello, it seems my fellow Josh needs some help, so here we go. It's quite simple, the answer is 8.

Step-by-step explanation:

12 - 4 = 8

or 8 + 4 = 12.

So he practiced 8 times in public, or to others.

The vector product (cross product) of M and N is -10j + 155k - 362j - 6k + 24i.

The vector product (cross product) of two vectors M and N is calculated using the determinant method. The cross product of M and N is denoted as M x N. To calculate M x N, we can use the following formula,

M x N = (2 * (-1) - (-4) * (-6))i + ((-4) * 61 - 31 * (-1))j + (31 * (-6) - 2 * 61)k

Simplifying the equation, we get,

M x N = -10j + 155k - 362j - 6k + 24i

Therefore, the vector product M x N is -10j + 155k - 362j - 6k + 24i.

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Answer:

\(4x-2\)

Step-by-step explanation:

Two less than __ : subtracting 2 from whatever "__"

4 times x : x*4, which can also be written as 4x

The values are as follows: (a) -0.52, (b) 0.68, (c) 0.7764, (d) the value of the PDF at 0.8 using the given parameters, and (e) 0.3300.

(a) The value at which the cumulative distribution function (CDF) of a standard normal distribution (N(0,1)) takes on the value of 0.3 is approximately -0.52.

(b) The value at which the CDF of a standard normal distribution (N(0,1)) takes on the value of 0.75 is approximately 0.68.

(c) The value of the CDF of a normal distribution N(-2,5) at 0.8 can be calculated by standardizing the value using the formula Z = (X - μ) / σ, where X is the given value, μ is the mean, and σ is the standard deviation. After standardizing, we find that Z ≈ 0.76. Using a standard normal distribution table or calculator, we can determine that the CDF value at Z = 0.76 is approximately 0.7764.

(d) The value of the probability density function (PDF) of a normal distribution N(-2,5) at 0.8 can be calculated using the formula f(x) = (1 / (σ * √(2π\(^(-(x -\) μ)))) * e² / (2σ²)), where x is the given value, μ is the mean, σ is the standard deviation, and e is Euler's number (approximately 2.71828). Plugging in the values, we can compute the PDF at x = 0.8.

(e) The value of the CDF of a normal distribution N(-2,5) at -1.2 can be calculated in a similar manner as in part (c). After standardizing the value, we find that Z ≈ -0.44. Using a standard normal distribution table or calculator, we can determine that the CDF value at Z = -0.44 is approximately 0.3300.

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Answer:

(n = 12)

Step-by-step explanation:

-2n - 16 = 4n + 8

+4n          +4n

2n - 16 = 8

    + 16   +16

2n = 24

2       2  = 12

(n = 12)

It represents the average amount of change in the function per unit throughout that time period.

Divide the change in y-values by the change in x-values to calculate the average rate of change. When analyzing changes in measurable parameters like average speed or average velocity, finding the average rate of change is quite helpful.

The formula R = D/T, or rate of change equals the distance traveled divided by the time required to do so, can be used to approach rate-of-change problems in general.

It represents the average amount of change in the function per unit throughout that time period. It is generated from the slope of the straight line joining the interval's ends on the graph of the function.

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Answer:

None

Step-by-step explanation:

They have the same slope so they are parallel and will never intersect.

Answer:

No solutions

Step-by-step explanation:

I just did it on Khan Academy.

Answer:

an increase of around 30.76%

Step-by-step explanation:

24 divided by 78 = .307692307....

Answer:

225%

Step-by-step explanation:

78- 24= 54

54/24=2.25

2.25x100=225

There is only one different square root of A.(a) To find the square roots of matrix A = [2 2; 2 2]: Let's consider two matrices B1 and B2: B1 = [1 1; 1 1]; B2 = [-1 -1; -1 -1].

Now, let's check if BB = A for each matrix: B1B1 = [1 1; 1 1] * [1 1; 1 1] = [2 2; 2 2] = A; B2B2 = [-1 -1; -1 -1] * [-1 -1; -1 -1] = [2 2; 2 2] = A. Both B1 and B2 satisfy BB = A, so they are two possible square roots of matrix A. (b) For matrix A = [5 0; 0 9], let's consider a matrix B: B = [√5 0; 0 √9] = [√5 0; 0 3] .We can see that BB = [√5 0; 0 3] * [√5 0; 0 3] = [5 0; 0 9] = A.

Thus, there is only one different square root of A. (c) Not every 2x2 matrix has a square root. For a square root of a matrix to exist, the matrix must be positive definite or positive semidefinite. If the eigenvalues of the matrix are negative or complex, there won't be any real square root. Additionally, if the matrix has zero eigenvalues with multiplicities greater than one, it may not have a unique square root. Therefore, the existence of a square root for a 2x2 matrix depends on its eigenvalues and their properties.

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The volume of the cylinder is  3,421.20 cubic feet and the volume of the cone is 728.58 cubic feet.

The volume of the cylinder can be calculated using the formula π r² h, and the radius refers to the diameter/2.

Diameter = 11 / 2 = 5.5 radius

Volume = π 5.5² 36

Volume= π 30.25 36

Volume= π 900

Volume= 3,421.20 cubic feet

The volume of the cone can be calculated using the formula V=1/3hπr².

Volume = 1/3 h π r²

Volume = 1/3  23 π 5.5²

Volume = 1/3  23 3.1416 30.25

Volume=  728.58 cubic feet

Total volume= 3,421.20 cubic feet +  728.58 cubic feet = 4149.78 cubic feet.

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Answer:

Θ = 5 radians

Step-by-step explanation:

arc length is calculated as

arc = circumference of circle × fraction of circle

here arc length = 15 , then

2πr × \(\frac{0}{2\pi }\) = 15 ( r is the radius )

2π × 3 × \(\frac{0}{2\pi }\) = 15 ( cancel 2π on numerator/ denominator )

3Θ = 15 ( divide both sides by 3 )

Θ = 5 radians

The number of units produced does not affect net operating income when using absorption costing.

All production expenses, including direct materials, direct labour, and both variable and fixed overhead costs, are included in the cost of each unit produced in absorption costing. This means that as more units are manufactured, the total manufacturing cost is distributed over a greater number of units, resulting in a reduced cost per unit.

Variable costing, on the other hand, includes only variable production expenses, such as direct materials, direct labor, and variable overhead costs, in the cost of each unit produced. Fixed manufacturing overhead costs are considered period expenses and are not included in the product cost.

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Both equations A and B will have a conclusion of 7 and 5, respectively.

The allocation of weights to the important variables that produce the calculation's optimum is referred to as a direct consequence.

The equations are given below.

\(\rm \sqrt{488x^c} = 8x^3\sqrt{7x}\\\\\sqrt[3]{576x^d} = 4x\sqrt[3]{9x^2}\)

Simplify the equation \(\rm \sqrt{488x^c} = 8x^3\sqrt{7x}\), then the value of 'c' is calculated as,

\(\rm \sqrt{488x^c} = 8x^3\sqrt{7x}\\\\\rm \sqrt{488x^c} = \sqrt{7x(8x^3)^2}\\\\\rm \sqrt{488x^c} = \sqrt{488x^7}\\\\\)

Compare the equation, then the value of 'c' will be 7.

Simplify the equation \(\rm \sqrt[3]{576x^d} = 4x\sqrt[3]{9x^2}\), then the value of 'c' is calculated as,

\(\rm \sqrt[3]{ \rm 576x^d} = 4x\sqrt[3]{ \rm 9x^2}\\\\\rm \sqrt[3]{ \rm 576x^d} = \sqrt[3]{ \rm 9x^2(4x)^3}\\\\\rm \sqrt[3]{ \rm 576x^d} = \sqrt[3]{ \rm 576x^5}\)

Compare the equation, then the value of 'd' will be 5.

The arrangement of condition An and condition B will be 7 and 5, individually.

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Answer:

-4

Step-by-step explanation:

the function simplified is -4 i have no way to explain just trust

A polynomial can have as many real zeros as its degree, hence one with three degrees can have as many as three zeros.

The roots of an equation are the solution of that equation since an equation consists of hidden values of the variable to determine them by different processes and then the resultant is called roots.

A polynomial with n degrees can have as many variables as n in total.

For example, a quadratic equation ax² + bx + c = 0 is a two-degree equation so it has a maximum of two roots or zeros.

A polynomial with the given degree structure will have exactly 3 roots because it has 3 degrees.

Hence "The maximum number of real zeros in a polynomial will be same as its degree thus 3 degrees will have 3 zeros".

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As a first step we are going to calculte the slope of CX:

C(0,3) and X(2, -1)

Slope of a perpendicular line is the negative reciprocal of the original line, in this case the line that passes through T(0, -2) has a slope of -(-1/2)=1/2

So, by the slope-point form of the equation, we can get the equation in slope-intercept form:

Answer:

Option E

Step-by-step explanation:

Putting x = 3

2³ • 3⁴ - 6 ÷ 2

8 • 81 - 3

648 - 3

645

Therefore

Option E is correct

Answer:

length=8.4m and breadth=33.6m