What are the correct answers to this geometry question?

Answer:

4.8

Step-by-step explanation:

6/55= ~0.109

0.109*44=4.8

Given that,

Alonzo is $120 in debt. He makes $15 per hour. He wants to have at least $75 left over after he has paid off his debt.

To find,

The inequality and the solution.

Solution,

Let he make $x per hour. Here, $120 is fixed. $15 is added per hour.

ATQ,

\(120 + 15x\ge 75\)

For atleast, we use \(\ge\).

Subtract 120 from both sides.

\(120 + 15x-120\ge 75-120\\\\15x\ge -45\\\\x\ge -3\)

So, the required answer is greater than -3.

Answer:

10/3 or 3.333333

Step-by-step explanation:

-   4 x 5/6 is 3 1/3

-   3 1/3 is a mixed number

- 3 1/3 reduced is 10/3

Answer:

297

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Step-by-step explanation:

Step 1: Define

Identify

3(4v - 1) + 6(10 + 3v)

v = 8

Step 2: Evaluate

Answer:

hi hi hi hi hi hi hi hihi hi hi hi hi hi

Answer:

3 students

Step-by-step explanation:

1. Multiply 27 students by 11.111....%

   That would look like:

    27 x 0.1111111111 = 3

2. The answer is 3 students know calligraphy.

Answer:

Step-by-step explanation:"To solve this equation, you can start by distributing the 0.20 and 0.30 terms. Then, you can simplify the equation by combining like terms. After that, you can isolate the variable Z on one side of the equation by adding or subtracting terms from both sides. Finally, you can solve for Z. The solution is Z = 1000. Does that help?"

Answer:

Step-by-step explanation:

That looks like the graph of f(x) = x^2 + 2.

Answer:

B.The function has an even degree.

Step-by-step explanation:

on Edg

a) The chance that both servers fail is 0.05% (or 0.0005). b) The chance that exactly one of the servers fails is 5.9%. c) The chance that at least one of the servers fails is 5.95%. d) The assumption that the two servers fail independently may not be entirely realistic in all scenarios.

To find the probabilities in this scenario, we can use the probabilities of the main server and backup server failing, assuming they fail independently.

Let's denote:

P(M) = Probability of the main server failing = 0.01 (1%)

P(B) = Probability of the backup server failing = 0.05 (5%)

a) To find the chance that both servers fail, we need to calculate the probability of the intersection (AND) of the events:

P(both servers fail) = P(M) * P(B) = 0.01 * 0.05 = 0.0005 (0.05%)

b) To find the chance that exactly one of the servers fails, we can calculate the probability of the union (OR) of the mutually exclusive events:

P(exactly one server fails) = P(M) * (1 - P(B)) + (1 - P(M)) * P(B)

= 0.01 * (1 - 0.05) + (1 - 0.01) * 0.05

= 0.01 * 0.95 + 0.99 * 0.05

= 0.0095 + 0.0495

= 0.059 (5.9%)

c) To find the chance that at least one of the servers fails, we can calculate the probability of the complement (NOT) of both servers being operational:

P(at least one server fails) = 1 - P(both servers work)

= 1 - (1 - P(M)) * (1 - P(B))

= 1 - (1 - 0.01) * (1 - 0.05)

= 1 - 0.99 * 0.95

= 1 - 0.9405

= 0.0595 (5.95%)

d) The assumption that the two servers fail independently might not be entirely realistic in all scenarios. Factors such as shared infrastructure, common vulnerabilities, or external factors can introduce dependencies between the failure probabilities of the servers. If there are dependencies or shared factors that could cause correlated failures, the assumption of independence becomes less realistic.

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Answer:

46

Count up.

32, 33, 34, 35, 36.

So 32 + 4 = 36

No go from there:

36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46

So 36 + 10 = 46

Your answer is 46

Answer:

46

Step-by-step explanation:

32+4+10=

Add 32 and 4 together to get 36.

36+10=

Add 36 and 10 together to get 46.

46

Answer:

Step-by-step explanation:

Problem 12:

r(x) = 2

Since x will always be 2, it will always be a straight line.

Problem 14:

(I'm assuming the square is on the x)

g(x) = x^2-3

First, start on the y-intercept, and go down 3 as the starting value is -3. You can then substitute a number to find the next point.

For example, if you want to find if x = 1, what y will be:

1^2-3

1-3

-2

You can then do this for the rest of the points to the point.

Answer:

o resultado é 961

foi mal se erei

The value of second approximation X₂ is 1.489548.

What is Newton's Method?

Newton's method, also called the Newton-Raphson method after Isaac Newton and Joseph Raphson, is a root-finding algorithm for numerical analysis that yields progressively improved approximations to a real-valued function's roots.

As per question given,

The given function is cos (x² + 4) = x³.

Rewrite the function as follows:

f(x) = cos (x² + 4) - x³

Differentiate function,

f'(x) = -2 × sin (x² + 4) - 3x²

Put X₁ = 2

f(X₁) = cos (2² + 4) - 2³

f(X₁) = cos (8) - 8

f(X₁) = -8.1455

Similarly,

f'(X₁) = -2 × sin (2² + 4) - 3(2)²

f'(X₁) = -4 sin (8) - 12

f'(X₁) = -15.9574

From Newton's Method formula,

Xₙ ₊ ₁ = Xₙ - f(Xₙ) / f'(Xₙ)

Substitute value n = 1,

X₂ = X₁ - f(X₁) / f'(X₁)

X₂ = 2 - (-8.1455) / (-15.9574)

X₂ = 2 - 0.510452

X₂ = 1.489548

Hence, the value of second approximation X₂ is 1.489548.

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Complete question is,

Use Newton's method to approximate a root of the equation cos (x² + 4) = x³ as follows:

Let X₁ = 2 be the initial approximation.

Find the second approximation X₂.

Answer: D, x < 8

Step-by-step explanation: Subtract 18 from both sides.

Simplify the expression

Subtract the numbers

Subtract the numbers

Divide both sides by the same factor, and flip the relation because the factor is negative

Cancel terms that are in both the numerator and denominator

Divide the numbers

−6x+18−18>−30−18=

=x<8

If the initial population is 3800. The population of cockroaches after 3 years will be 1603.

Consider the function:

y = a(1 ± r)ⁿ

where n is the number of times growth/decay, a = initial amount, and r = fraction by which this growth/decay occurs.

If there is a plus sign, there is exponential growth happening by r fraction or r%.

If there is a minus sign, there is exponential decay happening by r fraction or r%.

If the population is currently 3,800 cockroaches.

The expression is given as

y = 3800(0.75)ⁿ

The population of cockroaches after 3 years will be

y = 3800(0.75)³

y = 3800 x 0.4218

y = 1603.125

y ≅ 1603

Hence, the population of cockroaches after 3 years will be 1603.

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The complete question is:

Colette has an exterminator visit regularly to control an ongoing cockroach problem. it's been working, and the population has declined by 15% every year. if the population is currently 3,800 cockroaches, how many will there be in 3 years? if necessary, round your answer to the nearest whole number.

Answer:

360 in.

Step-by-step explanation:

In order to get this answer, you have to multiply 5 and 8 by 3 because the drawing is 1/3 of the actual flag.

5 x 3 = 15

8 x 3 = 24

So, 24 x 15 = 360 in.

Hope this helps! :)

It will take 3 years for the value of the computer of initial value $1000 to reach $512.

Given, Timothy purchased a computer for $1,000.

The value of the computer depreciates by 20% every year.

we have to find the number of years value of computer will take to reach $512.

Let, the function representing this situation be,

V(t) = AB^t

where, A is the initial value of the computer and B is the depreciating rate.

So, V(t) = (1000)(1 - 20/100)^t

V(t) = (1000)(0.8)^t

Now, the value will be, 512

512 = 1000(0.8)^t

0.512 = (0.8)^t

t = 3

So, it will take 3 years for the value of the computer of initial value $1000 to reach $512.

Hence, it will take 3 years for the value of the computer of initial value $1000 to reach $512.

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Answer:

Hello! Your answer would be B)B

Step-by-step explanation:

Hope I helped! Brainiest plz!♥ Have a nice morning! Hope you make a 100%! -Amelia

Answer:

Center is (-6,4) and the radius is √13

Step-by-step explanation:

Answer:

Yes, 1,025 is divisible by 5. When it is divided out by five you would get 205 and 205 times 5 will get you 1,025 which proves that 1,025 can be evenly divided by 5.

I hope this helps! :D

Answer:

\(y=2x-3\)

Step-by-step explanation:

So we want to find an equation in slope-intercept form that is parallel to:

\(y=2x+5\)

And contains the point (4,5).

So to create the equation, we will need to slope and the y-intercept.

First, recall that parallel lines have the same slope. Since we want our equation to be parallel to y=2x+5, this means that the slope of the new equation must be 2.

Now, we can use the point-slope form to solve for the y-intercept. The point slope form is:

\(y-y_1=m(x-x_1)\)

Let (4,5) be x₁ and y₁. m is 2 since it's parallel to y=2x+5. Thus:

\(y-5=2(x-4)\\\)

Distribute:

\(y-5=2x-8\)

Add 5 to both sides:

\(y=2x-3\)

And that's our equation :)

Answer:

In the graph we have y = other nuts and x = peanuts:

Now, looking at the table we can see that.

A = 9 peanuts and 7 other nuts, so this point is: A = (9,7)

we do the same to locate the other 4 points.

B = (6, 5)

C = (8, 9)

D = ( 5, 7)

E = (7, 4)

Now you need to see the graph and find those coordinates and select them.

where for example:

A = (9, 7) you need to find the point where the line number 9 in the horizontal axis crosses with the line 7 in the vertical axis (this is the bottom point on the far right)

..............................................................

The value οf x is 3

A variety οf issues are resοlved by algebraic calculatiοns that treat variables like explicit integers in a single cοmputatiοn. The quadratic fοrmula, fοr instance, can be used tο sοlve any quadratic equatiοn by exchanging the variables in the quadratic fοrmula fοr the numerical values οf the cοefficients in the equatiοn.

A variable in mathematical lοgic is either a symbοl fοr an undefined term οf the theοry (a meta-variable), οr it is a fundamental οbject οf the theοry that is changed withοut cοnsidering any pοtential intuitive meaning.

Given

8x+17 = 41

Sοlving fοr variable 'x'

Add '-17' tο each side.

17 + -17 + 8x = 41 + -17

Or, 8x=24

Divide each side by '8'

Or, x=3

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If there are 25 people and a profit of $325, we solve the system of equations to find that there were 10 children and 15 adults.

------------------------------------

For our system, we say that:

Total of 25 people, thus:

\(x + y = 25 \rightarrow x = 25 - y\)

Profit of $325, thus, considering that each ticket for a child costs $10 and for an adult $15:

\(10x + 15y = 325\)

Since \(x = 25 - y\)

\(10(25 - y) + 15y = 325\)

\(5y = 75\)

\(y = \frac{75}{5}\)

\(y = 15\)

\(x = 25 - y = 25 - 15 = 10\)

There were 10 children and 15 adults in the visit.

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The farmer conducts an experiment to measure the effect of fertilizer application on agricultural yields. She randomly assigns her 400 land plots into two groups, one receiving 20 kg/mu of fertilizers

1. The term μᵢ represents the error term or the unobserved factors that affect the agricultural yields but are not included in the model. These factors could include variations in soil quality, weather conditions, pest infestations, or other uncontrolled variables. Different plots might have different values of μᵢ due to variations in these unobserved factors.

2. E[μᵢ|Xᵢ] = 0 is not necessarily true in this case. If there are systematic differences between the plots receiving different fertilizer quantities, such as the richest lands being more likely to receive more fertilizers, then the error term μᵢ could be correlated with Xᵢ. In such a scenario, E[μᵢ|Xᵢ] ≠ 0, indicating a violation of the assumption of independence between the error term and the predictor variable.

3a. The estimated regression coefficient β₁ = 0.7 would be an unbiased estimator if the model assumptions hold and there are no omitted variable biases or  measure errors. It represents the average change in yields associated with a one-unit increase in fertilizer application.

3b. If there are concerns that the allocation of fertilizer quantities was not random and richer lands were more likely to receive higher fertilizer amounts, it introduces potential selection bias in the estimation. The estimates of the effect of fertilizer application on yields would be biased due to the confounding relationship between fertilizer quantity and soil quality.

3c. To investigate the assistant's concern, additional data on soil quality or any other relevant factors influencing the allocation of fertilizer quantities should be collected. A regression specification that includes these additional variables, such as a multiple regression model, can be used to examine whether the allocation of fertilizers was influenced by soil quality or other factors. This would help assess the validity of the concern raised by the assistant and potentially address the issue of confounding variables in the estimation.

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Answer:

for first:

<D=<B(corresponding angle)

<E=<C(corresponding angle)

<A=<A(common angle)

so

∆AED~ ∆ACB by A.A.A. axiom

is your answer

other are CONGRUENT TRAINGLE.

Answer:

72

Step-by-step explanation:

9[15-(3+4)]

9[15-7]

9[8]

72

Answer:

\(y= 11x+35\)

Step-by-step explanation:

Let's find the slope first. It took hopt 11 months (from 5 to 16) to grow 77 trees. It means that each month he grew \(\frac{77}{11} = 7\) trees.

At this point you can use the point-slope form and re-write the equation or, let's think about it. It's a direct proportion. If at month 5 she has 90 trees, one month earlier she had 11 less. two month earlier, 22 less. 5 month earlier, or at x = 0 (ie, our intercept!) she had 55 less trees, or 90-55 = 35 trees

The equation is then \(y= 11x+35\)

Each box needs to have a minimum space of 576 cubic inches to hold the toy.

What is a cuboid?

A cuboid is a three-dimensional solid shape that has six rectangular faces, where each face meets at right angles with adjacent faces.

To calculate the space required for each box to hold a toy that is 8 inches tall by 12 inches wide and 6 inches deep, we need to calculate the volume of the toy.

The volume of the toy can be calculated as:

Volume = height x width x depth

Volume = 8 inches x 12 inches x 6 inches

Volume = 576 cubic inches

Therefore, each box needs to have a minimum space of 576 cubic inches to hold the toy.

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Answer:

h = 3

Step-by-step explanation:

y-6 = 4/7 (x-(-4)

y - 6 = 4/7 (x+4)

y - 6 = 4/7 x + 16/7

y = 4/7 x + 16/7 + 6

y = 4/7 x + (16+42)/7

y = 4/7 x + 58/7

10 = 4/7 x + 58/7

4/7 x = 10 - 58/7

4/7 x = (70-58)/7

4/7 x = 12/7

7/4 * 4/7 x = 12/7 * 7/4

x = 3