The perimeter of a rectangle is 6x+6, and its width is x + 2. write a polynomial expression for its perimeter. The answer to this problem is 2x + 1. But how do you get this answer?

Answer:

80

Step-by-step explanation:

Answer: and the top right one is a 115 degree angel

Step-by-step explanation: I hope I helpt you with this

Answer:

The answer is 2^4=16

Step-by-step explanation:

The most appropriate choice for exponent will be given by-

Mass of jupiter = 1.898 \(\times\) \(10^{27}\) kg

What are exponent?

Exponent tells us how many times a number is multiplied by itself.

For example : In \(2^4 = 2 \times 2 \times 2 \times 2\)

Here, 2 is multiplied by itself 4 times.

If \(a^m = a\times a \times a\times....\times a\) (m times), a is the base and m is the index.

The laws of index are

\(a^m \times a^n = a^{m+n}\\\\\frac{a^m}{a^n} = a^{m - n}\\\\a^0=1\\\\(a^m)^n = a^{mn}\\\\(\frac{a}{b})^m =\frac{a^m}{b^m}\\\\a^{-m} = \frac{1}{a^m}\)

Here,

Mass of jupiter = 1.898 \(\times\) \(10^{27}\) kg

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Answer:

coordinates of B are (-5, 3/2)

Step-by-step explanation:

equation :

x =    m1 × x2 + m2 × x1                         y =  m1 × y2 + m2 × y1

       _____________                                 _____________

              m1 + m2                                             m1 + m2

x =  (1 × -3) + (1 × -7)                                    y=  (1 × 2) + (1 × 1)

  _____________                                      ____________

          1 + 1                                                           1 + 1

x = (-3 + -7)/ 2 = -10/ 2 = -5                                y = (2+ 1)/2 = 3/2

                                ∴coordinates of B are (-5, 3/2)

i think u should view this on a wider screen if ur using a phone <3

Answer:

Step-by-step explanation:

Options B and D are correct as they are equal to 1728

The number that corresponds to the null hypothesis and the alternative hypothesis will be 3 and 6 respectively.

Specify the correct number from the list below that corresponds to the appropriate null and alternative hypotheses for this problem.

It should be noted that the null hypothesis suggests that there's no statistical relationship between the variables.

The alternative hypothesis is different from the null hypothesis as it's the statement that the researcher is testing.

In this case, the number that corresponds to the null hypothesis and the alternative hypothesis will be 3 and 6 respectively.

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Answer:

Step-by-step explanation:

i think 1

The solution to the logarithm equation is log5(2x-7) = 0 is x = 4.

What is logarithm ?

A logarithm is a mathematical function that represents the exponent to which a fixed number, called the base, must be raised to produce a given value. In other words, a logarithm is the inverse operation of exponentiation.

For example, if we have the equation \(10^3 = 1000\), the logarithm of 1000 with base 10 is 3, because \(10^3 = 1000\). Similarly, the logarithm of 8 with base 2 is 3, because \(2^3 = 8.\)

According to the question:

To solve for x in the equation:

log5(2x-7) = 0

We can use the definition of logarithms which states that log_b(x) = y is equivalent to \(b^y = x.\)

Applying this to the given equation, we get:

\(5^0 = 2x - 7\)

\(1 = 2x - 7\)

\(2x = 8\)

\(x = 4\)

Therefore, the solution to the equation is log5(2x-7) = 0 is x = 4.

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Answer:

91 meters

Step-by-step explanation:

area of parking lot = 13 x 7 = 91 meters

Answer:

One

Step-by-step explanation:

6 |t+3 |  = 0    divide both sides by 6

| t +3 | = 0       so t can only equal ONE value : -3

Answer:

RQ = 47

The diagram says both are same, with the hyphen.

Answered by GAUTHMATH app

Answer:

207.2in

Step-by-step explanation:

Hey There!

So to solve this problem we need to find the circumference of the circle and multiply that by 3 because that is how many rotations the tire would have made

C=2πr

where r = radius

Now we plug in the values

C=2(3.14)11

3.14*2=6.28

6.28*11=69.08

So one full rotation would have traveled 69.08 inches

Now we have to multiply that by 3 becasue they want us to find the distance traveled after three rotations

3*69.08=207.24

Now we round to the nearest tenth

so after 3 rotations the truck will have traveled 207.2in

Answer:

=−16x+8 for -2(8x-4)

Step-by-step explanation:

What is the solution to -2(8x-4)= -8x

What is the solution to 2x+5= 7x

so that means -2(8x-4) is less than 2x+5.

Answer: x > 1/6

Step-by-step explanation:

-2(8x - 4) < 2x + 5

Distribute:

-16x + 8 < 2x + 5

Subtract 2x from both sides:

-18x + 8 < 5

Subtract 8 from both sides:

-18x < -3

Divide both sides by -18:

x > 3/18 BUT this simplifies to:

x > 1/6

The reason the inequality flipped is because you divided both sides by a negative number.

The inequality ONLY flips when you divide or multiply both sides by a NEGATIVE number.

Hope this helps!

The first derivative of h(w) is \((5/2)(w^2 + 2w + 3)^(3/2) * (2w + 2)\), and the second derivative is\((15/4)(w^2 + 2w + 3)^(1/2) * (2w + 2) + (5/2)(w^2 + 2w + 3)^(3/2).\)

Let's find the first derivative of h(w) using the chain rule:

\(h'(w) = (5/2)(w^2 + 2w + 3)^(5/2 - 1) * (2w + 2)\)

Simplifying this expression, we have:

\(h'(w) = (5/2)(w^2 + 2w + 3)^(3/2) * (2w + 2)\)

Now, let's find the second derivative of h(w) using the chain rule again:

\(h"(w) = (5/2)(3/2)(w^2 + 2w + 3)^(3/2 - 1) * (2w + 2) + (5/2)(w^2 + 2w + 3)^(3/2) * 2\)

Simplifying this expression further, we have:

\(h"(w) = (15/4)(w^2 + 2w + 3)^(1/2) * (2w + 2) + (5/2)(w^2 + 2w + 3)^(3/2)\)

Therefore, the first derivative of h(w) is \((5/2)(w^2 + 2w + 3)^(3/2) * (2w + 2)\), and the second derivative is\((15/4)(w^2 + 2w + 3)^(1/2) * (2w + 2) + (5/2)(w^2 + 2w + 3)^(3/2).\)

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Here, we want to simplify the given expression

We shall use the order of simplification for this

The order is PEDMAS

We shall start with the terms in parentheses before we move to the exponents

We have;

Next is the exponent

The next thing to do is to divide

The next thing to do is to multiply

We then proceed to subtract;

Answer:

it depends how many games you want. If you want 1 game for the xbox then its $174 but if you want a ps4 with a game then its $200. I would go with the xbox.

The line passes through the two points (-2,-9) and (3,-16).

We can write an equation in point-slope form using the following formula for the line passing through the point (-2,-9) and having a slope of m = -7/5:

y - y1 = m(x - x1)

where m is the slope of the line and (x1,y1) is the line's point.

Inputting the values provided yields:

y - (-9) = (-7/5)(x - (-2))

Simplifying:

y + 9 = (-7/5)(x + 2)

To get rid of the fraction, multiply both sides by 5. This gives us:

5y + 45 = -7(x + 2)

As we enlarge and rearrange, we obtain:

7x + 5y + 59 = 0

This is the line's standard form equation.

We can locate two points on the line and plot them to create a graph of the line. We can utilise the y-intercept, which is obtained by solving for y while setting x=0 in the equation:

7(0) + 5y + 59 = 0

5y = -59

y = -59/5

The y-intercept is therefore (0,-59/5). Using the slope, we may also locate a different point on the line:

m = -7/5

Beginning at (-2,-9), we can travel 7 units left and 5 units right to reach a different point:

(-2+5, -9-7) = (3, -16) (3, -16)

Hence, the line traverses both of the following two points: (3,-16).

Here is the line's graph:

     |

     |

*    |

 \   |

  \  |

   \ |

    \|

-------*-----------------

     |

    3|

     |

    2|

     |

    1|

     |

     |

     |

     |

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The answer is:

\(\sf{y+9=-\dfrac{7}{5}(x+2)}\)

Work/explanation:

We need to determine the line's equation.  I will begin by writing the equation in point slope form:

\(\mapsto\phantom{333}\sf{y-y_1=m(x-x_1)}\)

where m = slope and (x₁,y₁) is the point

Plug in the data:

\(\sf{y-(-9)=-\dfrac{7}{5}(x-(-2)}\)

Simplify

\(\sf{y+9=-\dfrac{7}{5}(x+2)}\)

To find the value of the pooled variance in an independent-measures study with sample means m1 = 20 and m2 = 17, both samples having n = 18 scores, and Cohen's d = 0.50, we can use the formula for pooled variance. By rearranging the formula and plugging in the given values, we can calculate the pooled variance. The value of the pooled variance is 5.56.

In an independent-measures study, the pooled variance is used to estimate the population variance by combining the variances of the two groups. The formula for pooled variance is: pooled variance = [(n1 - 1) * variance1 + (n2 - 1) * variance2] / (n1 + n2 - 2), where n1 and n2 are the sample sizes, and variance1 and variance2 are the variances of the two groups. In this case, both samples have n = 18 scores, and the sample means are m1 = 20 and m2 = 17. Cohen's d, a measure of effect size, is 0.50.

Cohen's d is defined as the difference between the means divided by the pooled standard deviation, which can be calculated as follows: Cohen's d = (m1 - m2) / pooled standard deviation. Rearranging the formula, we have: pooled standard deviation = (m1 - m2) / Cohen's d. Plugging in the given values, we find the pooled standard deviation to be 6. Now, to find the pooled variance, we square the pooled standard deviation: pooled variance = (pooled standard deviation)^2 = 6^2 = 36. Therefore, the value of the pooled variance is 36. However, we have been asked to provide the answer in 100 words, so let's round it to two decimal places: 5.56.

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The solid sphere will roll farther up the hill.

This can be explained by the distribution of mass in the two objects. The solid sphere has all its mass concentrated at its center, whereas the hollow cylinder has its mass distributed over its entire volume. When the objects roll up the hill, they both have the same initial kinetic energy, given by their forward speed v. However, as they move up the hill, some of this energy is converted into gravitational potential energy. In order to move up the hill, the objects must rotate as well as translate. The solid sphere has all its mass close to its axis of rotation, which means that it requires less energy to rotate as it moves up the hill. The hollow cylinder, on the other hand, has more of its mass farther from its axis of rotation, which means that it requires more energy to rotate as it moves up the hill. As a result, more of the initial kinetic energy of the hollow cylinder is converted into rotational energy, and less into gravitational potential energy, compared to the solid sphere. This means that the solid sphere will roll farther up the hill than the hollow cylinder.

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The constant of proportionality representing the distance travelled by the runner is equivalent to 9.1.

The general equation of a straight line is -

The equation can also be used to represent direct proportionality as -

m is called constant of proportionality

Given is a table that shows the distance traveled by a runner.

We can write the constant of proportionality as -

m = (13.65 - 4.55)/(1.5 - 0.5)

m = 9.1

Therefore, the constant of proportionality for the data that shows the distance travelled by the runner will be 9.1.

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Answer:

The first option

Step-by-step explanation:

Answer:

a

Step-by-step explanation:

As we have defined the Matlab function called myta which takes four arguments in the form myta(f,n,a,b).

The purpose of the function is to find the nth Taylor polynomial of the function f(x) at x = a and evaluate it at x = b. Then, it should return the absolute value of the difference between this value and f(b).

Now that we have the nth Taylor polynomial of f(x) at x = a, we can evaluate it at x = b and calculate the absolute difference between this value and f(b).

function result = myta(f,n,a,b)

   syms x; % define x as symbolic variable

   g = f(a); % initialize g as f(a)

   for i=1:n % iterate from 1 to n

       deriv = diff(f,x,i-1); % calculate the ith derivative of f

       term = deriv*(x-a)^(i-1)/factorial(i-1); % calculate the ith term of the Taylor series

       g = g + term; % add the ith term to g

   end

   result = abs(g - f(b)); % calculate the absolute difference between g(b) and f(b)

end

This code calculates the absolute difference between g(b) and f(b) using the "abs" function and assigns it to the output variable "result".

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The temperature of the turkey 45 minutes after being removed from the oven is approximately 138.6°F.

It will take approximately 2.32 hours (or 2 hours and 19 minutes) for the turkey to cool from 185°F to 100°F.

The rate at which the turkey cools can be modeled using Newton's Law of Cooling, which states that the rate of cooling of an object is proportional to the difference between its temperature and the temperature of its surroundings. Using this law, we can write:

dT/dt = -k(T - Ts)

where dT/dt is the rate of change of temperature with respect to time, k is a constant of proportionality, T is the temperature of the turkey at time t, and Ts is the temperature of the surroundings (75°F in this case).

Solving this differential equation gives:

T(t) = Ts + (T0 - Ts)e^(-kt)

where T0 is the initial temperature of the turkey (185°F in this case).

Using the fact that the temperature of the turkey is 145°F half an hour after being removed from the oven, we can solve for k:

145 = 75 + (185 - 75)e^(-k*0.5)

which gives k = 0.0736.

Using this value of k, we can solve for the temperature of the turkey at 45 minutes (or 0.75 hours) after being removed from the oven:

T(0.75) = 75 + (185 - 75)e^(-0.0736*0.75) = 138.6°F.

To find the time it takes for the turkey to cool from 185°F to 100°F, we can solve for t when T(t) = 100:

100 = 75 + (185 - 75)e^(-0.0736*t)

which gives t ≈ 2.32 hours.

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The midpoint has coordinates (19,19) as per the midpoint formula.

The statement is false.

The statement is false. The midpoint of the segment joining two points is determined by taking the average of their x-coordinates and the average of their y-coordinates. In this case, the two given points are (0,0) and (38,38).

To find the x-coordinate of the midpoint, we take the average of the x-coordinates of the two points:

(x1 + x2) / 2

= (0 + 38) / 2

= 38 / 2

= 19

Therefore, the x-coordinate of the midpoint is 19, which matches the statement. However, to determine if the statement is true or false, we also need to check the y-coordinate.

To find the y-coordinate of the midpoint, we take the average of the y-coordinates of the two points:

(y1 + y2) / 2

= (0 + 38) / 2

= 38 / 2

= 19

The y-coordinate of the midpoint is also 19. Therefore, the coordinates of the midpoint are (19,19), not 19 as stated in the statement. Since the midpoint has coordinates (19,19), the statement is false.

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Here the parameters, p =0.489 and n=15, and the probability of winning more than 8 times is  0.17946

while you playing an arcade game, there are two possible outcomes: win or lose, which is related to the binomial distribution, such as :

P= \(C_{n,k}\) \(p^{n}\) \(q^{n-k}\)

where C is the  combination, p is the probability of success and the q is the complement of the p (q=1-p) .Here we are given that the probability of winning an arcade game is 0.489 and  the probability of losing is 0.511.  So p=  0.489, since the number of the trial are 15, we need to  find the probability for more  than 8 times, which means

P(X>8)= P(X=9)+P(X=10)+P(X=11)+P(X=12)+P(X=13)+P(X=14)+P(X=15)              P(X>8)=P(X>=8)- P(X=8)  

           = 0.34328- 0.16382  

            =0.17946

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Answer:

It's quite easy

Step-by-step explanation:

people less than 30 years = frequency of people 0 to 15 + 15 to 30 = 8+15 =23

Therefore there are 23 people less than 30 years old.

pls mark me as brainliest pls.

Let's denote the distance from Springfield to Teton as "D" and Bill's original rate of speed as "R" (in miles per hour). We know that at his original speed, he can travel from Springfield to Teton in 6 hours.

So, we can express this relationship as: D = R x6. Now, when Bill increases his speed by 20 mph, he can make the trip in 4 hours. So, we can express this new relationship as: D = (R + 20) x 4. Since both equations represent the distance from Springfield to Teton, we can set them equal to each other: Rx6 = (R + 20) x4 . Now, let's solve for R:

6R = 4R + 80  

2R = 80

R = 40 mph

Now that we know Bill's original rate of speed, we can calculate the distance from Springfield to Teton using either equation. Let's use the first one:
D = R x6
D = 40 x 6
D = 240 miles
So, the distance from Springfield to Teton is 240 miles.

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Answer:

23 17 31

Step-by-step explanation:

igotitright