Find the value of x

Answer:

y , add 7, multiply by 3, then subtract 6.or Solve the system of equations and choose the correct answer from the list of options. x − y = 7 y = 3x + 12 2 over 19 comma 2 over 33 negative 2 over 19 comma negative 33 over 2 negative 19 over 2 comma negative 33 over 2 19 over 2 comma 33 over 2

Step-by-step explanation:

Answer:

9

Step-by-step explanation:

6      x

-   =   -

8      12

the relationship from 8 to 12 is divided by.666666666666

So, we do the same for 6

We get 9.

Answer:

an=a+(n-1)d

part B is 1

Step-by-step explanation:

please mark me as brainlest

Answer:

See below ~

Step-by-step explanation:

Part (A) :

⇒ aₙ = aₙ₋₁ + 1/2

⇒ Each consecutive term follows this recursive rule

Part (B) :

With each term number increase of 1, the term value increases by 1/2.

The given statement is: All Rational numbers are Integers. The negation of the above statement is: All Rational numbers are not Integers. The truth value of the negation is False.

The statement: There Exist Integers that are not Rationals is True as well. So, the answer is NEGATION: All Rational numbers are not Integers. TRUTH VALUE: False.The statement: There Exist Integers that are not Rationals is True.

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The Euler method with a step size of h = 0.5, the approximate numerical solution for the ODE is y(1.5) ≈ -1.1198 x 10^9.

To solve the ODE using the Euler method, we divide the interval into smaller steps and approximate the derivative with a difference quotient. Given that the step size is h = 0.5, we will perform three steps to obtain the numerical solution.

we calculate the initial condition: y(0) = -2.

1. we evaluate the derivative at t = 0 and y = -2:

y' = 3(0) - 10(-2)² = -40

Next, we update the values using the Euler method:

t₁ = 0 + 0.5 = 0.5

y₁ = -2 + (-40) * 0.5 = -22

2. y' = 3(0.5) - 10(-22)² = -14,860

Updating the values:

t₂ = 0.5 + 0.5 = 1

y₂ = -22 + (-14,860) * 0.5 = -7492

3. y' = 3(1) - 10(-7492)² ≈ -2.2395 x 10^9

Updating the values:

t₃ = 1 + 0.5 = 1.5

y₃ = -7492 + (-2.2395 x 10^9) * 0.5 = -1.1198 x 10^9

Therefore, after performing three steps of the Euler method with a step size of h = 0.5, the approximate numerical solution for the ODE is y(1.5) ≈ -1.1198 x 10^9.

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The sum of independent negative binomial and geometric random variables does not have a closed-form distribution and must be computed numerically.

What is binomial random variable ?

In probability theory and statistics, the binomial distribution with parameters n and p is the discrete probability distribution of the number of successes in a sequence of n independent experiments, each asking a yes–no question, and each with its own Boolean-valued outcome: success or failure.

Let X be a negative binomial random variable with parameters r and p, and let Y be a geometric random variable with parameter q. The sum Z = X + Y is also a random variable.

The cumulative distribution function (CDF) of Z is given by:

F_Z(z) = P(Z <= z) = P(X + Y <= z) = ∑_{x=0}^{z} P(X = x) * P(Y = z - x)

This expression is a double sum and does not have a closed-form solution, but it can be computed numerically.

Alternatively, the probability mass function (PMF) of Z can be found by counting the number of ways that X and Y can take on their respective values, and summing up their joint probabilities:

f_Z(z) = P(Z = z) = ∑_{x=0}^{z} P(X = x) * P(Y = z - x)

The sum of independent negative binomial and geometric random variables does not have a closed-form distribution and must be computed numerically.

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in 10 weeks he saved: 87.8-37.8= $50

so each week he saves 50/10= $5

So every week he earns 5*100 / 20= $25

A linear equation is used to prove the mathematical result that two linear expressions, or a linear expression and a constant, are not equivalent.

The mathematical assertion that two linear expressions, or a linear expression and a constant, are not equal is made via a linear equation.

The point-slope form, standard form, and slope-intercept form are the three main types of linear equations.

A linear equation is an algebraic equation of the form y=mx+b, where m is the slope and b is the y-intercept, and only a constant and a first-order (linear) term are included.

The variables in the preceding equation are y and x, and it is occasionally referred to as a "linear equation of two variables."

A mathematical equation must take the form y=mx+b in order to be classified as a linear function (in which m is the slope and b is the y-intercept).

Therefore, a linear equation is used to prove the mathematical result that two linear expressions, or a linear expression and a constant, are not equivalent.

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The domain of an exponential function is all real numbers. In the interval notation is (-∞, ∞).

What is interval notation?

A set of real numbers known as an interval in mathematics contains all real numbers falling inside any two of the set's numbers. For instance, the interval containing 0, 1, and all integers in between is the set of values x satisfying 0 ≤ x ≤ 1 .

Given exponential function is f(x) = B^x.

A function with an exponent as the independent variable is called an exponential function. The general form of an exponential function is y = f (x) = B^x, where B > 0 and a > 1, and x is any real number. The function is undefined for -1 < x < 1 if an is negative, which is why a > 0 is true. The function can have a domain that includes all real numbers by limiting a to positive values.

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Answer:

it is 6 I hope that

Step-by-step explanation:

because if division 11 on 759.88

The definition of an equation in algebra is a mathematical statement that demonstrates the equality of two mathematical expressions. The equation 9 x 5 = 45 consists of the two equations are separated by the 'equal' sign.

Assume that a team has N players.

Each squad may have anywhere from 3 to 5 players, so

3 ≤ 5 ...(i)

Let P represent a player's total points in a single game round.

Each round of the game allows for a maximum of 10 points for each player, so

0 ≤ p ≤ 10 ....( i)

(1) Elena assembled a team of five people.

As a result, 5 players' points in 1 round equal 5P.

Equation (ii) yields the range of

0 ≤ 5p ≤ 50.

As a result, Elena's team's points total ranges from 0 to 50.

(2) If each shot is off by one point, then

One player's points in one round are equal to 10-1=9.

So, 9 x 5 = 45 points were collected by 5 players in 1 round.

(3) Assume that R represents the number of teams as an integer.

the game involves at least three teams, therefore

R ≥ 3 ...( iii)

Given that N players make up one team,

R team has NR players, where R is 3, 4, or more.

Next, using equation (i)

3R ≤ 5R

Therefore, the number of players ranges from 3R to 5R if there are at least 3 teams.

The game can have anywhere from 3x3=9 to 5x3=15 players when R=3.

Answer:

(I) Between 0 and 50.

(ii) Between 3 and 5.

(iii) Between 3R and 5R, where R = 3,4,5,...

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The linear equation of the line which passes through the points (-2, -3) and (2, -1) is:

   y + 3 = 0.5 (x + 2)

What is meant by a linear equation?

An equation is said to be linear if the maximum power of the variable is consistently 1. Another name for it is a one-degree equation. A linear equation is a straight line equation.

It is of the form: y = mx + c

where m = slope of the line

c = x-intercept of line.

The linear equation of a line is:

y - y₁ = m ( x - x₁)

Given two points on the line

(x₁ , y₁) = (-2, -3)

(x₂ , y₂) = (2, -1)

m = slope of line =  (y₂ - y₁) / (x₂ - x₁) = (-1 - (-3)) / (2 - (-2)) = 2/4 = 1/2

Now substituting this value in the general equation, we can write the equation as:

y - (-3) = 1/2 ( x -(-2))

y + 3 = 0.5 (x + 2)

Therefore the linear equation of the line which passes through the points (-2, -3) and (2, -1) is:

   y + 3 = 0.5 (x + 2)

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The radian measure of the angle at the center of the circle is approximately 1.6623 radians.

We are given that the radius of the circle is 77.0 cm and the length of the intercepted arc is 128 cm. We need to find the radian measure of the angle at the center of the circle.

To solve this problem, we use the formula relating the angle at the center of a circle, the radius of the circle, and the arc length intercepted by the angle.

The formula is given byθ = s/rwhereθ = angle at the center of the circle in radians s = arc length intercepted by the angle r = radius of the circle Substituting the given values, we getθ = 128/77.0 = 1.6623 radians (rounded to four decimal places)

Therefore, the radian measure of the angle at the center of the circle is approximately 1.6623 radians.

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Step-by-step explanation:

for Q9i

(x-3)(x-7)

let (x-3)= a, (x-7)=b

opening the bracket by multiplying bracket a by bracket b

we have x²-7x-3x+21

x²-10x+21

Q9ii (x+1)(3x+2)=x²+2x+3x+2= x²+5x+2

the two answer can be solved by using this formula x=-b±✓b²-4ac

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

2a

Answer:

yes! what is your question?

Step-by-step explanation:

Answer:

Sure what's the question

Answer:

y=120x

Step-by-step explanation:

You can just divide all of the points (y/x) and they all equal to 120. And when you add it to the equation its y=120x

The sequence\(f_n(x) = e^{-nx}\) does not converge uniformly to the limit function\(f(x) = 0\) on the interval \(I = [0, \infty)\).

To examine the uniform convergence of the sequence\(f_n(x) = e^{-nx}\) on the interval\(I = [0, \infty)\), we need to check if the sequence converges uniformly to a limit function on that interval.

For uniform convergence, we need the following condition to hold:

Given any\(\(\epsilon > 0\\)), there exists an \(\(N \in \mathbb{N}\\)) such that for all \(n > N\) and for all \(x \in I\), we have\(\(\left| f_n(x) - f(x) \right| < \epsilon\)\), where \(\(f(x)\)\) is the limit function.

Let's find the limit function\(\(f(x)\\)) of the sequence \(f_n(x) = e^{-nx}\) as \(n\) approaches infinity. Taking the limit as \(\(n\)\)goes to infinity

\(\[f(x) = \lim_{n \to \infty} e^{-nx}\]\)

We can rewrite this limit using the exponential function property:

\(\[f(x) = \exp\left(\lim_{n \to \infty} -nx\right)\]\)

Since the limit inside the exponential is\(\(-\infty\)\) as \(\(n\)\) goes to infinity, we have:

\[f(x) = \exp(-\infty) = 0\]

Therefore, the limit function \(f(x)\) is the constant function\(\(f(x) = 0\\)) on the interval \(I = [0, \infty)\).

To check for uniform convergence, we need to evaluate the difference \(\left| f_n(x) - f(x) \right|\) and see if it is less than any given \(\epsilon > 0\) for all \(n > N\) and for all \(x \in I\).

\(\[\left| e^{-nx} - 0 \right| = e^{-nx}\]\)

To make this expression less than\(\(\epsilon\),\) we need to find an \(N\) such that \(e^{-nx} \(< \epsilon\)\) for all\(n > N\) and for all\(\(x \in I\).\)

However, as \(\(x\)\) approaches infinity, \(e^{-nx}\) approaches 0. But for any finite \\((x\)\) in the interval \([0, \infty)\), \(e^{-nx}\)  will always be positive and never exactly equal to 0. This means we cannot find an\(\(N\)\)that satisfies the condition for uniform convergence.

Therefore, the sequence\(f_n(x) = e^{-nx}\) does not converge uniformly to the limit function \(f(x) = 0\) on the interval \(I = [0, \infty)\).

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The coordinates where the fountain will be located is (2, 1/2)

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

The center town forms a parallelogram with the vertices

A = (0, 4); B = (6, 1); C = (4, -3); D = (-2, 0)

The corner points when placed on a coordinate grid can be calculated using

Mid-point = 1/2(x1 + y1, x2 + y2)

So, we have

Center = 1/2 * (0 + 4, 4 - 3) or

Center = 1/2 * (6 - 2, 1 + 0)

Evaluate

Center = (2, 1/2) or Center = (2, 1/2)

Hence, the coordinates where the fountain will be located is (2, 1/2)

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The equation of a vertical asymptote to the graph of y = sec(6x - π) is x = π/6. Hence, option a is correct.

The function y = sec(6x - π) has vertical asymptotes at the values of x where the denominator of sec(6x - π) becomes zero. The reciprocal of sec(θ) is cos(θ). Because the cosine function has the values π/2, 3π/2, 5π/2, we will insert such an input that we get 0 in denominator.

6x - π = π/2

Solving for x,

6x = π/2 + π

6x = 3π/2

x = (3π/2) / 6

x = π/6

Therefore, the equation of a vertical asymptote to the graph of y = sec(6x - π) is x = π/6.

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Answer: Y= -5x+4

Step-by-step explanation:

Answer:

3)6 , 4)5 , 5)11 , 6)5 , 7)-14 , 8)8

Step-by-step explanation:

The joint probability mass function of X and Y, E[X|Y=1] = 2, E[X|Y=2] = 5/2, and E[X|Y=3] = 8/3.If it is true for all values of x and y, then X and Y are independent. Otherwise, they are dependent.

To compute E[X|Y=i], we need to use the formula:

\(E[X|Y=i] = ∑ x*xp(x|Y=i) / P(Y=i)\)

where xp(x|Y=i) is the conditional probability of X given Y=i, and P(Y=i) is the marginal probability of Y=i.

Using Bayes' theorem, we can compute the conditional probabilities xp(x|Y=i) as follows: xp(1|Y=1) = P(X=1,Y=1) / P(Y=1) = (1/9) / (1/9 + 1/3 + 1/9) = 1/3. xp(2|Y=1) = P(X=2,Y=1) / P(Y=1) = (1/3) / (1/9 + 1/3 + 1/9) = 1/3. xp(3|Y=1) = P(X=3,Y=1) / P(Y=1) = (1/9) / (1/9 + 1/3 + 1/9) = 1/3. xp(1|Y=2) = P(X=1,Y=2) / P(Y=2) = (1/9) / (1/9 + 0 + 1/18) = 2/3. xp(2|Y=2) = P(X=2,Y=2) / P(Y=2) = 0 / (1/9 + 0 + 1/18) = 0

xp(3|Y=2) = P(X=3,Y=2) / P(Y=2) = (1/18) / (1/9 + 0 + 1/18) = 1/2. xp(1|Y=3) = P(X=1,Y=3) / P(Y=3) = 0 / (1/9 + 1/6 + 1/9) = 0. xp(2|Y=3) = P(X=2,Y=3) / P(Y=3) = (1/18) / (1/9 + 1/6 + 1/9) = 1/3. xp(3|Y=3) = P(X=3,Y=3) / P(Y=3) = (1/9) / (1/9 + 1/6 +1/9) = 2/3

Using these conditional probabilities, we can compute the conditional expectations E[X|Y=i] as follows: E[X|Y=1] =

\(1*(1/3) + 2*(1/3) + 3*(1/3)\)

= 2

E[X|Y=2] =

\(1*(2/3) + 20 + 3(1/2) = 5/2 E[X|Y=3]\)

=

\(10 + 2(1/3) + 3*(2/3) = 8/3\)

To determine if X and Y are independent, we need to check if the joint probability mass function can be factored into the product of the marginal probability mass functions: p(x,y) = p(x) * p(y)

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The value of c that we're looking for is simply the negative of this z-score, which is 0.30.

To find this value, we need to look up the area under the standard normal distribution curve that corresponds to a probability of 0.44. Using a standard normal distribution table or a calculator, we find that the z-score that corresponds to this probability is approximately 0.18.
However, since we want to find the value of c such that P(Z > c) = 0.44, we need to take the complement of the probability we just found (i.e. 1 - 0.44 = 0.56) and find the z-score that corresponds to that probability. This z-score is approximately -0.30.
Since Z is a standard normal distribution, we can use a Z-table or statistical software to find the Z-score corresponding to the probability of 0.44.

Looking up the value in the Z-table, we find that the Z-score corresponding to a probability of 0.44 is approximately 0.15.

However, the question asks for the value of "c" such that P(Z > c) = 0.44. In other words, we need to find the value that corresponds to the complement of the probability. Since the standard normal distribution is symmetric around zero, we know that P(Z > c) is equal to 1 - P(Z < c).

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1/3 * (12*-24)=16

1/3* -288=16

96=16

d.b.s by 16

=4

Answer:

55 inches = 4 feet 7 inches

Step-by-step explanation:

As we know 12 inches = 1 feet

so, 55 inches = 55÷12

4 feet 7 inches

Answer:

55 inches=4 feet 7 inches

Hope it helps

Answer:

2.8

Step-by-step explanation:

From the similarity ratio we can calculate the missing side length for the smaller rectangle

and when we add all side lengths the answer is 2.8

Answer:

$64.90

Step-by-step explanation:

55(18% or .18)=x

9.9=x

y= 55+x

y = $64.90

Answer:

in total, Angie pays the hairdresser $64.90

Step-by-step explanation:

18% of 55 is 9.9, so you would add $9.9 to $55