Ill give brainlist please i beg ulol

The turtle's depth relative to sea level after the first minute is 1.2 yards.

Given,

The depth where the turtle descends, d = -3/4 yards

The speed of turtle relative to sea level, t = 5/8 minutes.

We have to find the turtle's depth relative to sea level after the first minute.

The rate at which the turtle descends, r = d/t

r = d/t

r = (-3/4) / (5/8)

r = -3/4 × 8/5

r = -6/5 yards/minute

r = -1.2 yards/min

Now, the depth of turtle after the one minute, D = rt

Where, r = -1.2 yards/min and t = 1 min

Then,

D = -1.2 × 1 = -1.2 yards

That is,

The turtle's depth relative to sea level after the first minute is 1.2 yards

Learn more about depth here:

https://brainly.com/question/28325021

#SPJ1

Answer:

1207

Step-by-step explanation:

Total number of customers last week: 92 + 5 + 25 = 122

Number of customers who paid cash: 92

Percent of customers who paid cash last week: 92/122 × 100% = 75.4%

Next week:

Total number of customers: 1600

Expected number of customers paying cash:

75.4% of 1600 = 0.754 × 1600 = 1207

The post-test measures the dependent variable.

In an experiment, the post-test measures refer to the data collected after the intervention or treatment has been given to the participants. Question 10 options may include choices related to the variables and groups involved in the experiment. Option a) the dependent variable is the variable being measured and is often affected by the independent variable. Option b) the independent variable is the variable being manipulated by the researcher to see its effect on the dependent variable. Option c) the experimental group is the group that receives the treatment or intervention, and option d) the control group is the group that does not receive the treatment or intervention and is used as a comparison to the experimental group. The question 10 options can help researchers determine the effects of the content loaded in an experiment on the variables and groups involved.

In an experiment, the post-test measures:

Question 10 options:
a) the dependent variable

Your answer: The post-test measures the dependent variable. This is because the dependent variable is the outcome that researchers are interested in measuring, and the post-test is conducted after the experiment to assess the effects of the independent variable on the dependent variable.

Learn more about dependent variable at: brainly.com/question/29430246

#SPJ11

Antiderivatives are the inverse operation of derivatives. They can be found by adding a constant of integration to the function being integrated.

To determine which of (I)-(V) are antiderivatives of f(x) = ln(x), we need to take the derivative of each option and check if it matches f(x). To determine which of the given options are antiderivatives of f(x), we should consider the derivatives of the options and compare them to f(x). Recall that x > 0.
The derivative of option I (1/x) does not match f(x), so it is not an antiderivative.
The derivative of option III ((1/x) + (1/3)) matches f(x), so it is an antiderivative.
The derivative of option IV (1/x) does not match f(x), so it is not an antiderivative.
The derivative of option V (1/(x+1)) matches f(x), so it is also an antiderivative.
Therefore, options III and V are antiderivatives of f(x) = ln(x).
To determine which of the given options are antiderivatives of f(x), we should consider the derivatives of the options and compare them to f(x). Recall that x > 0.

To know more about Antiderivatives visit:

https://brainly.com/question/30764807

#SPJ11

Answer:

Starting with Algebra going down is 73%, 70%, 72%

Geometry going down is 27%, 30%, 28%

Totals going down 100%, 100%, 100%

(LOL)

Hope that was helpful.Thank you!!!

Step-by-step explanation:

Answer:

yea

Step-by-step explanation:

Using the Laplace transform, the solution of the given differential equation isy(t) = f(t) sin(3t) / 3.

The given differential equation is: y" + 9y = f(t), y, with the initial values asy(0) = 0, y'(0) = 0.This equation can be solved using the Laplace transform. The Laplace transform of the given differential equation is L[y" + 9y] = L[f(t)]

Taking the Laplace transform of y" + 9y, we get: L[y"] + 9L[y] = L[f(t)]The Laplace transform of the first derivative, L[y'], is sY(s) - y(0). The Laplace transform of the second derivative, L[y"], is s²Y(s) - sy(0) - y'(0).Therefore, the Laplace transform of y" + 9y is s²Y(s) - sy(0) - y'(0) + 9Y(s).

Replacing these values, we get:s²Y(s) - 0 - 0 + 9Y(s) = L[f(t)]s²Y(s) + 9Y(s) = L[f(t)]Taking Y(s) common, we get: Y(s) [s² + 9] = L[f(t)]Dividing both sides by (s² + 9), we get: Y(s) = L[f(t)] / (s² + 9)

We can see that the Laplace transform of the given differential equation is Y(s) = L[f(t)] / (s² + 9).

Now we need to find the inverse Laplace transform of Y(s). To do that, we need to look up the Laplace transform table. We can see that the inverse Laplace transform of L[f(t)] / (s² + 9) is f(t) sin(3t) / 3Therefore, the solution of the given differential equation isy(t) = f(t) sin(3t) / 3.

More on Laplace transform: https://brainly.com/question/30759963

#SPJ11

The length of rectangle is (x - 5).

We are given-

Area of rectangle = \(x^{3} - 5x^{2} + 3x - 15\)

Width of rectangle = \(x^{2} + 3\)

Using the formula, the length will be calculated by rewriting the formula as -

Length = Area/width

Keep the values in formula to find the length of rectangle.

Length = \(\frac{x^{3} - 5x^{2} + 3x - 15}{x^{2} + 3}\)

In numerator, separating the common values and rewriting the equation -

Length = \(\frac{x^{2} (x - 5) +3 (x - 5)}{x^{2} + 3}\)

Rewriting the equation to for ease of solving to find the length of rectangle -

Length = \(\frac{(x^{2} +3)(x - 5)}{(x^{2} +3)}\)

Cancelling \((x^{2} + 3)\) as it is common in both numerator and denominator. Now, we will get the value of length of rectangle.

Length = (x - 5)

Hence, the length of rectangle is (x - 5).

The complete question is -

The area of a rectangle is \(x^{3} - 5x^{2} + 3x - 15\), and the width of the rectangle is \(x^{2} + 3\). If area = length × width, what is the length of the rectangle? x + 5 x – 15 x + 15 x – 5

Learn more about area of rectangle -

https://brainly.com/question/25292087

#SPJ4

Answer:

  radiation

Step-by-step explanation:

The energy budget of the Earth is dominated by radiation from the Sun. Without it, there would be no life on Earth.

Radiation is also an important contributor to night-day temperature differences and the weather they cause.

Answer:

Let,

the number=x

\({:}\longrightarrow\)\(\sf 90\% \:of \;x=12 \)

\({:}\longrightarrow\)\(\sf {\dfrac {90}{100}}\times x=12 \)

\({:}\longrightarrow\)\(\sf {\dfrac {90x}{100}}=12 \)

\({:}\longrightarrow\)\(\sf 90x=12\times 100 \)

\({:}\longrightarrow\)\(\sf 90x=1200 \)

\({:}\longrightarrow\)\(\sf x={\dfrac {1200}{90}}\)

\({:}\longrightarrow\)\(\sf x={\dfrac {200}{15}}\)

\({:}\longrightarrow\)\(\sf x=13.3 \)

\({:}\longrightarrow\)\(\sf x=approximately \:13\)

\(\therefore\)The number is 13.

The greatest number of silverware holders Mary can stock is 4, each containing 4 forks and 3 knives so that no fork or knife is left over and are distributed equally.

What is distribution?

When a quantity is to be distributed equally into a certain number of groups, we divide the quantity by the number of groups.

Given: 16 Forks and 12 knives

To find: number of silverware stocks = ?

As we know that the knives and forks should be distributed equally in each silverware holder, 4 forks and 3 knives will go into each of the silverware holder.

Now, we need number of silverware holders each having same number of forks and knives.  

4 forks×4 = 16

3 knives× 4  = 12

∴ Number of silverware holders Mary requires to distribute knives and forks equally with no left over is 4.

To learn more about equal distribution:

brainly.com/question/36178919

#SPJ4

Answer:

we need to add \(a^{2}\) to make it a perfect square.

Step-by-step explanation:

since we know

\(a^{2}+b^{2}-2ab=(a-b)^{2}\)

then after compairing it with x² - 2xa

we have;

missing term as   \(a^{2}\)

hence we need to add \(a^{2}\) to make it a perfect square.

learn more about algebra here

https://brainly.com/question/28515047

#SPJ9

1.  if two planes intersect, then their intersection is a line

2. Space contains at least four points not all on one plane.

3. Through any two different points, exactly one line exists

i dont under stand number 4 but ur welcome

Answer: Y = 3x - 2

Work: Okay, let's take this step by step. Since the Y - Intercept is -2, put a dot on -2 on the (Y) Line. It also just so happens that the line goes through -2. Now with 3x. 3x is the same thing as 3x / 1. Since three is on the top, you go up three from -2, and then move over one spot because of the 1 (If it was a negative one, you go the opposite direction) Alright, now you see that the line also passes through that point as well, so it has to be y = 3x -2

I hope this helps, and Happy Holidays! :)

Answer:

See pictures below

Step-by-step explanation:

Desmos is a free graphing calculator.  Draw the line of the equation and then < will be everything below the line and > will be everything above the line.  The portion that is shaded by both colors is the answer.

y = mx + b

The "b" part of the equation tells you the point that the graph crosses the y axis.

The "m" part is the slope.  The rise over the run.

The ty plane the hypothesis of theorem are satisfied

The hypothesis of a theorem is a statement or assumption that is made in order to prove a mathematical result.

The hypothesis of the Tychonoff theorem is satisfied in a variety of different spaces, including compact spaces and metrizable spaces.

This theorem is important because it provides a useful tool for understanding the properties of topological spaces, which are spaces that have certain structures that allow for the study of continuous functions and mappings.

In summary, the hypothesis of the Tychonoff theorem is a necessary condition for the theorem to be proven and is satisfied in a variety of different spaces.

Understanding the hypothesis and the spaces in which it is satisfied is crucial for understanding the theorem and its applications in mathematics.

Complete Question:

State where in the ty-plane the hypotheses of Theorem

To know more about hypothesis here.

https://brainly.com/question/29576929

#SPJ4

The value of ∫xf ''(x) dx is 12.

We can use integration by parts to find the value of the given integral. Let's assume F(x) is the antiderivative of f ''(x), which means F'(x) = f ''(x). Applying integration by parts, we have:

∫xf ''(x) dx = xF'(x) - ∫F(x) dx

Integrating F(x) with respect to x gives us ∫F(x) dx = ∫f ''(x) dx = f '(x) + C, where C is a constant of integration. Now, let's evaluate the integral:

∫xf ''(x) dx = xF'(x) - ∫F(x) dx = xF'(x) - f '(x) - C

To find the value of the integral, we need to evaluate the expression at the limits of integration. Given that f(1) = 4 and f '(1) = 3, we can substitute these values into the expression:

∫xf ''(x) dx = [xF'(x) - f '(x)] from 1 to 4

Evaluating this expression at x = 4 and x = 1, we get:

∫xf ''(x) dx = [4F'(4) - f '(4)] - [1F'(1) - f '(1)]

Substituting f '(1) = 3, f '(4) = 3, and simplifying the expression, we find:

∫xf ''(x) dx = [4F'(4) - 3] - [1F'(1) - 3] = 12

Therefore, the value of ∫xf ''(x) dx is 12.

Learn more about antiderivative here:

https://brainly.com/question/30764807

#SPJ11

When solving proportions, we set the cross products equal, and then we solve for the unknown variable.

When solving proportions, we set the cross products equal to each other and then proceed to solve for the unknown variable. A proportion is an equation that states that two ratios or fractions are equal. To solve a proportion, we first identify the two ratios involved and set their cross-products equal.

For example, consider the proportion: a/b = c/d

To solve for the unknown variable, we set the cross products (a * d) and (b * c) equal:

a * d = b * c

This equation allows us to find the value of the unknown variable by manipulating the equation through multiplication or division to isolate the variable on one side of the equation.

By setting the cross products equal, we essentially establish an equality between the two ratios, indicating that the fractions on either side of the proportion are equivalent. Solving for the unknown variable allows us to determine its value based on the relationship between the given ratios.

Visit here to learn more about cross-products:

brainly.com/question/29097076

#SPJ11

The number 41.2751 entered exactly (no rounding) is 41.2751. The number 41.2751 rounded to the nearest hundredth (two decimal places) is 41.28. The result of 41.2751 multiplied by 0 is 0.

In the first case, when the number 41.2751 is entered exactly without rounding, the value remains as 41.2751. This means that no rounding or approximation has been made, and the number is presented in its precise form.

In the second case, when the number 41.2751 is rounded to the nearest hundredth (two decimal places), it becomes 41.28. Rounding to the nearest hundredth means considering the digit in the thousandth place (5) and rounding up if it is 5 or greater. Since the digit is 5, the preceding digit (7) is rounded up to 8, resulting in 41.28.

Finally, when the number 41.2751 is multiplied by 0, the result is 0. Any number multiplied by 0 equals 0, as any quantity multiplied by zero will always result in zero. Therefore, the product of 41.2751 and 0 is 0.

Learn more about approximation here: brainly.com/question/29580932

#SPJ11

To test the hypothesis H₁: μx = μy versus Hoxy, where μx and μy represent the means of X and Y respectively, we can perform a two-sample t-test. The test compares the means of two independent samples to determine if they are significantly different from each other.

The given information provides the sample means (X = 33.8, Y = 32.5) and the sample standard deviations (Sx = 3.9, Sy = 5.1). The sample sizes for both X and Y are n = m = 25.

Using this information, we can calculate the test statistic, which is given by:

t = (X - Y) / sqrt((Sx^2 / n) + (Sy^2 / m))

Plugging in the values, we get:

t = (33.8 - 32.5) / sqrt((3.9^2 / 25) + (5.1^2 / 25))

Next, we need to determine the degrees of freedom for the t-distribution. Since the sample sizes are equal (n = m = 25), the degrees of freedom for the test is given by (n + m - 2).

Using the t-distribution table or software, we can find the critical value corresponding to a significance level of α = 0.05 and the degrees of freedom.

Finally, we compare the calculated test statistic with the critical value. If the test statistic falls within the rejection region (i.e., the absolute value of the test statistic is greater than the critical value), we reject the null hypothesis. The p-value can also be calculated, which represents the probability of observing a test statistic as extreme or more extreme than the calculated value, assuming the null hypothesis is true.

Learn more about probability here: brainly.com/question/13604758

#SPJ11

The set {A:A∈P(X) and ∣A∣=2} consists of all possible subsets of X that have exactly two elements. There are several such subsets: {{a,b},{a,c},{a,d},{b,a},{b,c},{b,d},{c,a},{c,b},{c,d}}.

In set theory, P(X) represents the power set of X, which is the set of all possible subsets of X, including the empty set and X itself. In this case, X={a,b,c,d}, so P(X) contains subsets like {}, {a}, {b}, {c}, {d}, {a,b}, {a,c}, {a,d}, {b,c}, {b,d}, {c,d}, {a,b,c}, {a,b,d}, {a,c,d}, {b,c,d}, and {a,b,c,d}.

The condition ∣A∣=2 specifies that we are interested in subsets of X that have exactly two elements. To find such subsets, we look for all combinations of two distinct elements from X. For example, {a,b} represents a subset of X with elements 'a' and 'b', and {a,c} represents a subset with elements 'a' and 'c'. By considering all possible combinations, we generate the set {{a,b},{a,c},{a,d},{b,a},{b,c},{b,d},{c,a},{c,b},{c,d}} as the solution.

This set contains all the distinct subsets of X with exactly two elements. Each subset is represented by a pair of elements from X. Note that the order of the elements in the subsets does not matter, so {a,b} is equivalent to {b,a}. The subsets that contain the same elements but in different orders are considered the same subset.

Learn more about subsets here:

https://brainly.com/question/31739353

#SPJ11

Step-by-step explanation:

(f-g)(x) = f(x) - g(x)

the same applies to all other basic operations (like addition, multiplication, ...).

so,

(f-g)(x) = 4x² - 3 - (x + 1) = 4x² - 3 - x - 1 = 4x² - x - 4

x = 6

Step-by-step explanation:

\(2x + 11 - 5x = 5 - 6x\)

Collect like terms and simplify

\( - 2x - 5x + 6x = 5 - 11 \\ - x = - 6\)

Divide through by -1 to reverse the inequality

\(x = 6\)

The child passes through 18π radians in the course of the carousel ride.

To determine the number of radians the child passes during the 6-minute ride on the carousel, we need to know the distance traveled in terms of radians.

Since there are 20 horses spaced evenly around the carousel, each horse is separated by an angle of 360/20 = 18 degrees or π/10 radians.

Therefore, during one rotation of the carousel, the child passes through 20π/10 = 2π radians. And since the carousel completes one rotation every 40 seconds, the angular velocity is 2π/40 = π/20 radians per second.

To find the total distance traveled in radians during a 6-minute ride, we need to multiply the angular velocity by the time elapsed.

6 minutes is equal to 360 seconds,

so the child passes through π/20 x 360 = 18π radians during the ride.

To learn more about : radians

https://brainly.com/question/29058626

#SPJ8

The coordinates of the vertices after a rotation 270° counterclockwise around the origin will be:

 T'(-8, -4) , U'(-8, -6) , V'(-3, -9) , W'(-3, -7)

When a point P(x, y) is rotated 270° counterclockwise around the origin, we flip x and y and reverse the sign of x.

Thus,

The rule to rotate a point P(x, y)  after a rotation 270° counterclockwise around the origin is:

P(x, y) → P'(y, -x)

From the Graph,

In our case, we have the points

T = (4, -8)

U = (6, -8)

V = (9, -3)

W = (7, -3)

Thus, the coordinates of the vertices after a rotation 270° counterclockwise around the origin will be:

P(x, y)          →        P'(y, -x)

T (4, -8)       →       T'(-8, -4)

U  (6, -8)      →       U'(-8, -6)

V  (9, -3)      →        V'(-3, -9)

W  (7, -3)     →        W'(-3, -7)

Therefore, the coordinates of the vertices after a rotation 270° counterclockwise around the origin will be:

 T'(-8, -4) , U'(-8, -6) , V'(-3, -9) , W'(-3, -7)

Learn more about Graph at

https://brainly.com/question/10712002

#SPJ1

A vertical translation (5 units up) is applied on quadratic function f(x) = x².

In this problem we find the representation of quadratic function and its image on Cartesian plane. The image is the consequence of using a vertical translation, whose definition is now introduced:

g(x) = f(x) + k

Where k is the y-coordinate of the quadratic function.

If we know that f(x) = x² and k = 5, then the image of the function is:

g(x) = x² + 5

The image is the result of a vertical translation (5 units up).

To learn more on translations: https://brainly.com/question/17485121

#SPJ1

Answer:

The largest factor that can be pulled out of that expression is 20x, giving you 20x(x² - 2x + 4)

Step-by-step explanation:

20x³ - 40x² + 80x

= 20x(x² - 2x + 4)

a formula an for the -n- th term of the following sequence. assume the series begins can be represented by the formula an = (-1)^(n+1)(8 + 3n).



To find the formula for the -n- th term of the sequence, we need to observe the pattern in the given sequence. We can see that the sequence is alternating between positive and negative numbers, and the difference between the consecutive terms is increasing by 5.

Starting from the first term, 11, we can write the sequence as:

11 - 14 + 19 - 24 + ...

To find the pattern, we can write the terms in terms of their positions:

a1 = 11
a2 = -14
a3 = 19
a4 = -24

We can see that the sign of each term is alternating. To represent this in the formula, we can use (-1)^(n+1), which will give -1 for odd values of n and 1 for even values of n.

The other part of the formula should represent the increasing difference between the consecutive terms. We can see that the difference between the first two terms is 25, between the second and third terms is 33, and between the third and fourth terms is 43. We can observe that the difference between the consecutive terms is increasing by 8, which is 5 times the position of the term.

Therefore, the formula for the -n- th term of the sequence is:

an = (-1)^(n+1)(8 + 3n)


The formula for the -n- th term of the given sequence is an = (-1)^(n+1)(8 + 3n).

To know more about sequence visit:

https://brainly.com/question/30262438

#SPJ11