hello its my birthday!!! could someone help im stuck

Answer:

according to me it's 5

hopefully I am right

Answer:

The y intercept is 5

Step-by-step explanation:

The y intercept is where it crosses the y axis

The graph crosses at y =5

The y intercept is 5

The stretch of an exponential decay function is y = 2(1/5)ˣ

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

The list of exponential functions

An exponential function is represented as

y = abˣ

Where

In this case, the exponential function is a decay function

This means that

The value of b is less than 1

An example of this is, from the list of option is

y = 2(1/5)ˣ

Hence, the exponential decay function is y = 2(1/5)ˣ

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Complete question

Which is a stretch of an exponential decay function?

Of(x) = -(5)ˣ

Of(x) = 5(2)ˣ

O fix) = 2(1/5)ˣ

Answer: Establish a national bank

Step-by-step explanation:

Answer:

It’s 0,0

Step-by-step explanation: it only crosses the origin once and on the 0 so.

Answer:

0

Step-by-step explanation:

The line crosses at the origin.

Answer:

sí, así es

Step-by-step explanation:

The algebraic equation that describes the relationship of the weights on both sides of the scale is: 2y + 3 = 4y + 2.

Using the weights on each side of the scale, we can create an algebraic equation that describes it.

Assume each weigh on the scale represents each side of an algebraic equation.

On left side, we can express the weights as: 2y + 3

On the right side, we can express the weight as: 4y + 2

Thus, expressing the relationship of the weights, we would have:

2y + 3 = 4y + 2

Thus, the algebraic equation that describes the relationship of the weights on both sides of the scale is: 2y + 3 = 4y + 2.

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The exponential function showing the relation between y and t is given as follows:

\(y(t) = 2350(0.75)^t\)

An exponential function has the definition presented according to the equation as follows:

\(y = ab^x\)

In which the parameters are given as follows:

The initial value is used to determine the parameter a as follows:

a = 2350.

The value decreases by 25% each year, hence the output of the function is multiplied by 1 - 0.25 = 0.75, hence the parameter b is given as follows:

b = 0.75.

Hence the function is given as follows:

\(y(t) = 2350(0.75)^t\)

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Answer:

The answer is 70

Step-by-step explanation:

Answer:C

Step-by-step explanation:

Answer:

Step-by-step explanation:

33

Answer:

The answer is A) the other angles are proportional.

Explanation:

If you already know what 2 of the 3 sides are of each triangle, it only makes sense that the 3rd side would be proportional to those of the 1st triangle.

There are 7 ways for 345 to be written as the sum of an increasing sequence of two or more consecutive positive integers.

We need to find consecutive numbers (an arithmetic sequence that increases by 1) that sum to 345. This calls for the sum of an arithmetic sequence given that the first term is k, the last term is g, and with n elements, which is:

                                           n(k+g)/2.

There are 7 ways can 345 be written as the sum of an increasing sequence of two or more consecutive positive integers.

We look for sequences of n consecutive numbers starting at k and ending at k + n − 1. We can now substitute g with k+n- 1. Now we substitute our new value of g into n(k + g)/2 to get the sum i.e.

                                n(k+k+n-1)/2 = 345

This simplifies to n(2k+n-1)/2 = 345.

This gives a nice equation. We multiply out the 2 to get that n. (2k+n-1): =690. This leaves us with 2 integers that multiply to 690 which leads us to think of factors of 690.

We know the factors of 690 are:

1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690

So, through inspection (checking), we see that only 2, 3, 5, 6, 10, 15, and 23 work. This gives us the answer to 7 ways.

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Since Sahil got 28 questions right and Angelina got 7 more wrong answers, therefore Angelina's score is 7 lesser than Sahil. The equation will be 28 - 7 = Angelina's score. And based on the choices, it is a + 7 = 28.

Angelina's score is 21 and that is a.

So, if you substitute a with 21 to the second equation which is:

a + 7 = 28

21 + 7 = 28.

Answer:

V Down Below V

Step-by-step explanation:

3y - 5 = y + 2y - 9

3y - 5 = 3y -9

-5 = -9

Statement is false, Lines are parallel

0 Solutions or No Solution

Step-by-step explanation:

\(5x + 3x - 4 = 10 + 8x \\ 8x - 4 = 10 + 8x \\ 8x - 8x = 10 + 4 \\ = 14\)

Since x has been eliminated (8x-8x = 0), there are no solutions in this equation.

Answer:

4$ for one hotdog

Step-by-step explanation:

60/15 =

4.

One hotdog equal 4$

brainliest?

The rate of one hot dog is $4.

We are given that there are 15 hot dogs which cost $60.We have to calculate the amount of rate for one hot dog.

By the unitary method,

Amount of rate for one hot dog = is $60/15=$4

Hence one hot dog cost $4.

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When k is o doesn't satisfy the equation.

Value of \($\mathrm{k}=(?)$\), equation \($\mathrm{kx}(\mathrm{x}-2)+6=0$\) has equal roots.

\(& \Rightarrow \mathrm{kx}(\mathrm{x}-2)+6=0 \\\)

\(& \mathrm{kx} x^2-2 \mathrm{kx}+6=0 \\\)

two roots of quadratic equation

\(& \alpha, \beta= \frac{-\mathrm{b} \pm \sqrt{\mathrm{b}^2-4 \mathrm{ac}}}{2 \mathrm{a}} \\\)

\(& \alpha, \beta= \frac{+2 \mathrm{k} \pm \sqrt{(-2 \mathrm{k})^2-4 \times 6 \times \mathrm{k}}}{2 \times \mathrm{k}} \\\)

\(& \alpha, \beta=2 \mathrm{k} \frac{\pm \sqrt{4 \mathrm{k}^2-24 \mathrm{k}}}{2 \mathrm{k}} \\\)

\(\alpha=\beta \\\) The roots are qual

\(& \Rightarrow \frac{2 \mathrm{k}+\sqrt{4 \mathrm{k}^2-24 \mathrm{k}}}{2 \mathrm{k}}=\frac{2 \mathrm{k}-\sqrt{4 \mathrm{k}^2-24 \mathrm{k}}}{2 \mathrm{k}} \\\)

\(& \Rightarrow 2 \sqrt{4 \mathrm{k}^2-24 \mathrm{k}}=0 \\\)

\(& \Rightarrow 4 \mathrm{k}^2-24 \mathrm{k}=0 \\\)

\(& \Rightarrow 4 \mathrm{k}(\mathrm{k}-6)=0 \\\)

\(& \Rightarrow \mathrm{k}=0 \text { or } \mathrm{k}=6\)

\($\Rightarrow \mathrm{k}=6[\because \mathrm{k} \equiv 0]$\) as\($\mathrm{k}=0$\)  doesn't satisfy the equation.

The complete question is,

For what value of \($\mathrm{k}$\), are the roots of the quadratic equation, \($\mathrm{kx}(\mathrm{x}-2)+6=0$\) equal?

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The relationship between the height of the pole and the shadow cast by the pole is a proportional relationship, from which the height of the pole can be calculated

The height of the pole is 11.\(\overline 6\) feet

A proportional relationship is one in which the ratio between the elements of an ordered pair is a constant.

The example values for the lengths of the shadows and Sam's height are as follows;

Let the length of the shadow cast by the pole = 3.5 feet

Let the shadow cast by Sam = 1.5 feet

Let Sam's height = 5 feet

Sam's height and the height of the pole and their shadows have proportional relationship.

The constant of proportionality is therefore;

\(K = \dfrac{1.5}{5} =\dfrac{3.5 }{Height \, of \, the \, pole}\)

Therefore;

Height of the pole = 5 × 3.5 ÷ 1.5 = 11.\(\overline 6\)

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The approximate solutions to the rational equation \(x^2\) + (2/10)x = 3 are x ≈ -3.53 and x ≈ 1.73.

To solve the rational equation x^2\(x^2\) + (2/10)x = 3, we can rewrite it as \(x^2\) + (1/5)x - 3 = 0. We can then graph the function y =\(x^2\) + (1/5)x - 3 and observe the x-coordinates of the points where the graph intersects the x-axis. These points represent the solutions to the equation.

Using graphing technology, we plot the graph of y = \(x^2\) + (1/5)x - 3. By analyzing the graph, we can see that it intersects the x-axis at two distinct points. Let's label these points as A and B. By zooming in or using the zoom tool, we can estimate the x-coordinates of these points as x ≈ -3.53 and x ≈ 1.73, rounded to the nearest hundredth.

Therefore, the approximate solutions to the rational equation \(x^2\) + (2/10)x = 3 are x ≈ -3.53 and x ≈ 1.73. These solutions satisfy the equation and can be verified by substituting them back into the original equation.

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The statement predicts that 3/28 will be the answer.

In regard to quantitative measurements ranging from zero to one, the probability theory offers a way to estimate the possibility of occurrence of various occurrences coming from a random experiment. A certain occurrence has a probability of one while an impossible event has a probability of zero.

Probability is the study of random events in mathematics, and it can be classified into four main categories: logical, classic, empirical, and subjective.

According to what they meant:

the first chocolate toffee 3/8

Toffee chocolate number two: 2/7

So, 3/8 × 2/7 = 6/56 = 3/28

Thus, 3/28 is the correct response.

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Answer:

the required equation

11x + 50 = 88.50

It cost $3.50 to rent a snowboard for an hour.

Step-by-step explanation:

as given in the problem

cost per hour is x

that cost of one hour is $x.

Total hours Jared rented the snowboard = no of hours rented on saturday + no of hours rented on sunday

Total hours Jared rented the snowboard =  5 hours + 6 hours = 11 hours

total cost for x hour rent if cost of 1 hour rent is $x = 11*cost of 1 hour

total cost for x hour rent if cost of 1 hour rent is $x = 11*$x = $11x

Amount paid by Jared for pass = $50

Total cost incurred by Jarred = Amount paid by Jared for pass + total cost for x hour rent for snowboard

Total cost incurred by Jarred = $50 + $11x

given that In

total he paid $88.50 for the weekend

Total cost incurred by Jarred = $50 + $11x =  total he paid = $88.50

Thus, the required equation

11x + 50 = 88.50

solving it

11x = 88.50 - 50 = 38.50

x = 38.50/11 = 3.5

Thus, cost per hour = x = $3.50

Thus, it cost $3.50 to rent a snowboard for an hour.

Answer:

1/2 cm

Step-by-step explanation:

the area of the triangle is √3/4cm^2.

A triangle is a polygon with three edges and three vertices. It is one of the basic shapes in geometry. A triangle with vertices A, B, and C is denoted \triangle ABC. In Euclidean geometry, any three points, when non-collinear, determine a unique triangle and simultaneously, a unique plane.

Here, given that,

An equilateral triangle with side length 1 cm .

we know,

area of An equilateral triangle

=√3/4×side²

so, the area of the triangle = √3/4×1

                                            =√3/4 cm^2

hence,  the area of the triangle is √3/4cm^2.

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(a) The volume using the Riemann sum:V ≈ Σ[\((x_i * y_i)\) * (Δx * Δy)] for i = 1 to m, j = 1 to n

(b) V ≈ Σ[\((x_m * y_m)\) * (Δx * Δy)] for i = 1 to m, j = 1 to n

To estimate the volume of the solid that lies below the surface z = xy and above the given rectangle R = (x, y) | 10 ≤ x ≤ 16, 6 ≤ y ≤ 10, we can use the provided methods: (a) Riemann sum with m = 3, n = 2 using the upper right corner of each square, and (b) Midpoint Rule.

(a) Riemann Sum with Upper Right Corners:

First, let's divide the rectangle R into smaller squares. With m = 3 and n = 2, we have 3 squares in the x-direction and 2 squares in the y-direction.

The width of each x-square is Δx = (16 - 10) / 3 = 2/3.

The height of each y-square is Δy = (10 - 6) / 2 = 2.

Next, we'll evaluate the volume of each square by using the upper right corner as the sample point. The volume of each square is given by the height (Δz) multiplied by the area of the square (Δx * Δy).

For the upper right corner of each square, the coordinates will be \((x_i, y_i),\) where:

\(x_1\) = 10 + Δx = 10 + (2/3) = 10 2/3

x₂ = 10 + 2Δx = 10 + (2/3) * 2 = 10 4/3

x₃ = 10 + 3Δx = 10 + (2/3) * 3 = 12

y₁ = 6 + Δy = 6 + 2 = 8

y₂ = 6 + 2Δy = 6 + 2 * 2 = 10

Using these coordinates, we can calculate the volume for each square and sum them up to estimate the total volume.

V = Σ[Δz * (Δx * Δy)] for i = 1 to m, j = 1 to n

To calculate Δz, substitute the coordinates \((x_i, y_i)\) into the equation z = xy:

Δz = \(x_i * y_i\)

Now we can estimate the volume using the Riemann sum:

V ≈ Σ[\((x_i * y_i)\) * (Δx * Δy)] for i = 1 to m, j = 1 to n

(b) Midpoint Rule:

The Midpoint Rule estimates the volume by using the midpoint of each square as the sample point. The volume of each square is calculated similarly to the Riemann sum, but with the coordinates of the midpoint of the square.

For the midpoint of each square, the coordinates will be \((x_m, y_m)\), where:

\(x_m\) = 10 + (i - 1/2)Δx

\(y_m\) = 6 + (j - 1/2)Δy

V ≈ Σ[\((x_m * y_m)\) * (Δx * Δy)] for i = 1 to m, j = 1 to n

Now that we have the formulas, we can calculate the estimates for both methods.

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Answer:

< 1 is acute (less than 90⁰)

<2 is acute

<BOA is obtuse (greater than 90⁰)

When searching for the value 10 in the array [2, 3, 5, 6, 9, 13, 16, 19], a recursive binary search algorithm will return false since the element is not found in the array.

About Binary Search Algorithm

The binary search algorithm, applied on arrays are of recursive type. The broad strategy is to look at the middle item on the list. The procedure of the binary search algorithm is either terminated (key found), the left half of the list is searched recursively, or the right half of the list is searched recursively, depending on the value of the middle element.

The function carrying out the binary search algorithm in a code returns true if the desired element is found in the array, else returns false. Since the element 10 is not present in the given array: [2, 3, 5, 6, 9, 13, 16, 19], the binary search algorithm will return false.

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The gross debt of a country stood at about $23 trillion at the end of a year, which translates to approximately $81,335 per person assuming a population of about 283 million.

To express the gross debt of a country in dollars per person, we need to divide the total gross debt by the population of the country. In this case, dividing $23 trillion by a population of about 283 million yields approximately $81,335 per person.

Expressing the gross debt in dollars per person provides a useful measure of the burden of the debt on individuals. In this case, the amount of debt per person is substantial, indicating a high level of indebtedness of the country. However, it is important to note that this measure does not take into account the distribution of the debt among different segments of the population or the ability of the country to service the debt. Therefore, other measures such as debt-to-GDP ratio and debt service ratio are also used to assess a country's debt sustainability.

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Answer:

me

Step-by-step explanation:

When the above is simplified using Boolean Algebra, we have F = x' + y' + w'xy.

We can simplify  the Boolean function F = xy'z' + xy'z+ w'xy +   w'x'y' + w'xy using the following Boolean Algebra rules.

Absorption - x + xy = x

Commutativity -  xy = yx

Associativity - x(yz) = (xy)z

Distributivity - x(y + z) = xy + xz

Using the above , we   have

F = xy'z' + xy'z+ w'xy + w'x'y' +   w'xy

= xy'(z + z') + w'xy(x + x')

= xy' +  w'xy

= (x' + y)(x' + y')  + w'xy

= x' + y' + w'xy

This means that the simplified expression is F = x' + y' + w'xy.

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Answer:

2.2 × \(10^{11}\)

Step-by-step explanation:

2.2 × \(10^{7}\) + 1 × \(10^{4}\)

2.2 × 1 = 2.2

7 + 4 = 11