Which of the following sequences of numbers are arithmetic sequences?

Check all that apply.

A.2, 4, 6, 8, 10, ...
B.1, 1, 1, 1, 1, ...
C.1, 2, 3, 5, 6, 7, ....
D.3.0, 3.1, 3.2, 3.3, 3.4, ...
E.2, -4, 6, -8, 10, ...

Answers

Answer 1
An arithmetic sequence is a sequence of numbers with a common difference. 

In the choices above, only A and D are arithmetic sequences. 

In A, the common difference is 2 while in D, it's 0 .1. 


B can't be an arithmetic sequence since the number 1 is just being repeated many times, there's no progression.

C as well. Be observant of the pattern, it can be an arithmetic sequence only if it has 4 before 5. 

E obviously is not an arithmetic sequence. If you try to find the difference between the consecutive terms, it's not common. 

Related Questions

The cost of renting a car is a flat 26 plus an additiona 0.13 cents per mile that you drive how face can you drive for 99

Answers

99 miles?

y = 0.13x + 26
y = 0.13(99) + 26
y = 12.87 + 26
y = 38.87

Given the confidence interval formula: b plus or minus t score SE-b a. What is b? b. What is t*? c. What is SEb?

Answers

a) b is the mean of the confidence interval being studied.
b) t* is the critical t-score (from t-tables) defined by the degrees of freedom and the significance level of the confidence interval.
c) SE-b is the standard error of the confidence interval, determined based on the variation from the mean, as well as the sample size.

Given the equation of two lines how can I distinguish if these lines are parallel, perpendicular, or neither?

Answers

If they are perpendicular, they form a right angle. For example, this is perpendicular:

I_

If likes are parallel, they run along each other, never meeting. For example, these two lines are parallel:

___
___

Hope this helps!

PLEASE HELP ME PRETTY PLEASE
how does tire size affect the number of rotations? please explain the relationship between tire size and the number of rotations completed in a given distance. Would switching to a bigger or smaller tire cause you to switch your tires sooner? why or why not?

Answers

if the tire is too wide it would have a small chassis so it won't hit the internal fender. but if it was too thin it would have a bigger chassis and it would twist faster and more. Hope I helped :3
Final answer:

Tire size affects the number of rotations, with larger tires making fewer rotations for a given distance. However, tire size doesn't directly influence when you need to replace your tires, which depends more on usage and wear factors. Changing tire size can impact vehicle performance.

Explanation:

The tire size directly affects the number of rotations a wheel makes in traversing a particular distance. A wheel's circumference, which is related to its size, determines how far it will travel in one rotation. A larger wheel will have a greater circumference, meaning it will cover a greater distance in one rotation. Therefore, for a given distance, larger tires will complete fewer rotations than smaller ones.

Switching to a different tire size wouldn't necessarily cause you to have to switch your tires sooner. Tire wear is primarily affected by factors like driving habits, road conditions, tire material, and maintenance, not rotational frequency. However, changing your tire size can affect vehicle mechanics and performance, including speedometer and odometer accuracy, so it's important to consult a professional before making such changes.

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Find the third derivative of f at x = 0 if the Maclaurin series for f(x) = 1 - 9x + 16x2 - 25x3 + …

Answers

The third derivative of f(x) at x=0 is −150.

To find the third derivative of f(x) at x=0, we can utilize the Maclaurin series representation of f(x).

The Maclaurin series expansion of f(x) is given by:

[tex]f(x)=1-9 x+16 x^2-25 x^3+\ldots[/tex]

To find the third derivative, we first need to determine the general expression for the n-th term of the Maclaurin series. The general term of the series is given by:

[tex]f^{(n)}(0) \frac{x^n}{n !}[/tex]

where [tex]f^{(n)}(0)[/tex] represents the n-th derivative of f(x) evaluated at x=0.

Now, let's identify the pattern in the given series:

[tex]f(x)=1-9 x+16 x^2-25 x^3+\ldots[/tex]

The coefficients of the terms seem to be perfect squares of consecutive odd numbers. So, the n-th term of the series can be expressed as [tex](-1)^n \cdot(2 n+1)^2[/tex].

Now, let's find the third derivative of f(x) at x=0:

[tex]\begin{aligned}& f(x)=1-9 x+16 x^2-25 x^3+\ldots \\& f^{\prime}(x)=-9+32 x-75 x^2+\ldots \\& f^{\prime \prime}(x)=32-150 x+\ldots \\& f^{\prime \prime \prime}(x)=-150+\ldots\end{aligned}[/tex]

Now, evaluating f′′′(x) at x=0, we get:

[tex]f^{\prime \prime \prime}(0)=-150[/tex]

So, the third derivative of f(x) at x=0 is −150.

Complete Question:

Find the third derivative of f at x = 0 if the Maclaurin series for:

[tex]f(x) = 1 - 9x + 16x^2 - 25x^3 +.....[/tex]

19 POINT QUESTION PLZ HELP

“When is periodic data useful? Give examples to support your answer.”

Answers

When you need to identify elements in an informative manner. It also provides the essential information needed to balance chemical equations.

Periodic data is useful when analyzing trends or patterns that repeat at regular intervals over time.

Examples include analyzing sales data by month, tracking website traffic by day of the week, or monitoring seasonal fluctuations in temperature.

Example 1: Monthly Sales Data

To illustrate the usefulness of periodic data, let's consider a retail business that tracks its monthly sales over the course of a year. Suppose the sales data for January to December are as follows:

January: $50,000

February: $55,000

March: $60,000

April: $65,000

May: $70,000

June: $80,000

July: $85,000

August: $90,000

September: $95,000

October: $100,000

November: $110,000

December: $120,000

To analyze this periodic data, we can calculate the average monthly sales:

Total Sales = $50,000 + $55,000 + ... + $120,000

           = $780,000

Number of Months = 12

Average Monthly Sales = Total Sales / Number of Months

                     = $780,000 / 12

                     = $65,000

So, the average monthly sales for this retail business is $65,000.

Periodic data, such as monthly sales figures, allows businesses to identify seasonal trends, peak periods, and areas for improvement. By analyzing this data, businesses can make informed decisions about inventory management, marketing strategies, and resource allocation. In this example, calculating the average monthly sales helps the business understand its typical revenue stream and plan accordingly. Additionally, periodic data analysis enables businesses to compare performance across different time periods and track progress towards goals. Therefore, periodic data is essential for strategic planning and optimizing business operations.

Complete question:

When is periodic data useful? Give examples to support your answer.

BRAINLIEST ELP NOW if i flip a coin 200 times and it lands on heads up every time what is the probability it will on heads the next flip

Answers

the answer is 50/50 because the country only has 2 sides like a said before

why am i so bad at math ;w;

Joshua was surveying students about their use of the new biology lab in a school. Which question in the survey is a statistical question?

Where is the biology lab located in the school?

How qualified is the trainer at the biology lab?

What is the number of learning stations at the biology lab?

How many familiar specimens did you observe at the biology lab?


Answers

D might be the answer I am pretty sure it is D if not then sorry


The answer is D... :)

Given the following functions f(x) and g(x), solve fraction f over g ( 3) and select the correct answer below. f(x) = 2x2 – 8 g(x) = x – 5

Answers

(f/g)(x) = (2x² - 8)/(x - 5)
(f/g)(3) = (2(3)² - 8)/(3 - 5)
            = (18 - 8)/(-2)
            = 10/-2
            = -5

A car rental company has two rental rates. rate 1 is $64 per day pluus $.16 per mile. rate 2 is $128 per day plus $.08 per mile. if you planto rent for one day, how many miles would you need to drive to pay less by taking rate 2

Answers

d is days
m is miles

0.16m + 64d (this is rate 1)
0.08m + 128d ( this is rate 2)

since you plan to rent for one day, input d as 1.

0.16m + 64(1)
0.08m + 128(1)

i hope i gave you enough hints
Final answer:

To find when Rate 2 becomes cheaper, we set up an equation based on the rates given and solve for the number of miles. After solving the equation, we find that Rate 2 becomes cheaper after more than 800 miles.

Explanation:

The subject of your question is Mathematics, specifically, it's in the domain of linear equations. To find out the number of miles you should drive to pay less by taking rate 2, we need to determine when the total cost of rate 1 is more than rate 2.

Let's call M the number of miles you would drive. The cost for rate 1 would be $64 + $0.16 * M, and the cost for rate 2 would be $128 + $0.08 * M. To find when rate 2 is cheaper, we would set up the equation: 64 + 0.16 * M > 128 + 0.08 * M. By solving this equation for M, we can find the miles where rate 2 becomes cheaper. This equation simplifies to 0.08M > 64 and thus M > 800. So, for more than 800 miles, rate 2 would be the more cost-effective option.

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what quadratic has a graph with x-intercepts 6 and -6?
a)y=x^2-6
b)y=x^2-36
c)y=x^2+36
d)y=x^2-12x+36

Answers

we know that
y=x²-36----> (x+6)*(x-6)
the x-intercepts are
x=6
x=-6

therefore

the answer is
the option
b)y=x^2-36

see the attached figure

Find the sum of this problem

Options:
52 
26
 
13
 
32

Answers

[tex]\displaystyle\sum_{i=3}^{10}(2i-9)=2\sum_{i=3}^{10}i-9\sum_{i=3}^{10}1[/tex]
[tex]\displaystyle=2\left(\sum_{i=1}^{10}i-\sum_{i=1}^2i\right)-9\left(\sum_{i=1}^{10}-\sum_{i=1}^21\right)[/tex]

Recall that

[tex]\displaystyle\sum_{i=1}^ni=\frac{n(n+1)}2[/tex]
[tex]\displaystyle\sum_{i=1}^n1=n[/tex]

so the above reduces to

[tex]2\left(\dfrac{10\cdot11}2-\dfrac{2\cdot3}2\right)-9\left(10-2\right)=32[/tex]

Which answer is the best estimate of the residual value when x = 1?




−1.5

−0.5

0.5

1.5

Answers

I took a test?

1.5 w/out a negative.

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

Also saw a lot of struggle to answer the other question,... so in case you need it.

From the graph in the figure attached to the question, The best estimate of the residual value when x = 1 on the graph is 1.5

What is a residual value in the graph?

A residual value is an indication of how far a regression line fails to reach a data point vertically. From the graph in the figure attached to the question;

We can see how the regression line lies at the midpoint between 3 to 4 on the vertical axis at x = 1. However, the data point is located at 5, so we have the distance of the residual value to be from the midpoint of 3 to 5 which is equal to 1.5

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y = 5x PLEASE ANSWER WITH ORDERED PAIRS

Answers

[tex]y=5x;\ (x;\ y)\\\\for\ x=0\to y=5\cdot0=0\to(0;\ 0)\\\\for\ x=2\to y=5\cdot2=10\to(2;\ 10)\\\\for\ x=-2\to y=5\cdot(-2)=-10\to(-2;-10)\\\\for\ x=\dfrac{1}{5}\to y=5\cdot\dfrac{1}{5}=1\to\left(\dfrac{1}{5};\ 1\right)\\\\\for\ x=-10\to y=5\cdot(-10)=-50\to(-10;-50)[/tex]

Part A and B thank you and have a lovely day

Answers

The answers would be a and d. a because even though the dots arent in a line, it shows a group that is going up, and d because the line is positive and they both increase in number.

virgil is traveling around a circular island. if he travels a 1000 mile course keeping a constant distance of 200 miles from the center of the island, through what angle does he travel?

Answers

we know that
circumference of a circle=2*pi*r
for r=200 miles
circumference of a circle=2*pi*200-----> 1256 miles

if 360° (full circle) has a length of------------------> 1256 miles
 X°----------------> 1000 miles
x=1000*360/1256------> x=286.62°

the answer is
286.62 degrees

He probability of choosing a vowel (a, e, i, o, or u) from a deck of cards containing the 26 letters of the alphabet is shown below. what is the probability of choosing the letters a and e one after the other without replacement?

Answers

Small. very small.

Out of 26 cards, you must choose one of them -- an "a". That's 1/26.

There are 25 cards left and again you must choose one of them. That's one out of 25. or 1/25.

The probability can only be 1/26 * 1/25 = 1/650

Put another way, if you played this game 650 times, you would only choose an a first and an e second once.   
[tex]|\Omega|=26\cdot25=650\\ |A|=1\\\\ P(A)=\dfrac{1}{650}\approx0.15\%[/tex]

I need help with math!!! time is running out!!! will mark brainliest!!!

PLEASE TAKE A LOOK AT ALL PHOTOS, TO ANSWER THE QUESTION.
1ST PHOTO IS THE QUESTION THE OTHERS ARE THE ANSWER CHOICES!

Answers

I see the question last and the 4 choices first.
Look at the points you have in the table with the question.
(0, 0), (4, 2), (9, 3)
The only graph that contains those three points is the second option.

The distance on the number line from 5 to 12 equals 3x – 2. What is the value of x?

Answers

Distance from 5 to 12 on the number lines = 12 - 5 = 7

This distance is expressed by the expression 3x - 2.

So,

3x - 2 = 7
3x = 7 + 2
3x = 9
x =9/3
x = 3

Thus, the value of x is 3 .

The length of a rectangular field is 7 m less than 4 times the width. The perimeter is 136 m. Find the width and length.

Answers

x - the width (m)
4x - 7 - the length (m)
136m - the perimeter
The  formula of the perimeter of the rectangle: 2a + 2b.
Substitute:
[tex]2\cdot x+2\cdot(4x-7)=136\\\\2x+2\cdot4x-2\cdot7=136\\\\2x+8x-14=136\\\\10x-14=136\ \ \ |+14\\\\10x=150\ \ \ \ |:10\\\\x=15\ m\\\\4x-7=4\cdot15-7=60-7=53\ m[/tex]
Answer: The length = 53m; the width = 15 m.


I WILL MARK BRAINLIEST
what is x???? you HAVE to explain and show for the brainliest!!!!!!

Answers

angle APR, which includes x+64, is congruent to PRD, by rule of alternate interior angles
This assumes that AB is parallel to CD

APR = PRD
x+64 = 110
x+64 -64 = 110-64
x = 46°

Answer:

x + 64 = 110

x = 46

Step-by-step explanation:

You need to isolate the x, so you need to subtract 64 from 110 ( which is 46 ). By you doing that, you need to now subtract 64 from 64 itself.

Would look like this:  x + 64   = 110

                                      -  64   - 64

Which would leave you with x = 46

Given the function f(x) = −3x^3 + 9x^2 − 2x + 3, what part of the function indicates that the left end starts at the top of the graph?

A) The degree of the first term
B) The coefficient of the first term

Answers

the coefficient of the first term. 
If it's talking about the left end, then it'll be the first degree. So since it's to the third power, you'll have something that looks like x^3, which starts at the bottom left. The negative sign indicates a swapped axis. So it'll be the coefficient (which is -3). That states it'll start from the top left and go downward. The +3 is just a vertical shift.
The coefficiient of the first term  ( the -3). AS its negative the grph starts at top left.

Write a g rule for g that represents a translation 2 units down, followed by the reflection in the x-axis of the graph of f(x)=2^x

Answers

The answer to this question is g(x) = - 2^x + 2. You first translate it down
                               g(x) = 2^(x) - 2
Then you reflect it in the x-axis by multiplying everything by a negative, which results in
                               g(x) = -(2^(x) - 2) = -2^(x) + 2
[tex]g(x)=x^2-2[/tex]What is the meaning of translate down a unit?

To translate the point P(x,y) , a units left and b units down, use P'(x−a,y−b) .

What is reflection on x axis?

The rule for reflecting over the X axis is to negate the value of the y-coordinate of each point, but leave the x-value the same.

Given:

[tex]f(x)=x^2\\\\\text{Translating 2 units down, }\\\\g(x)=f(x)-2=x^2-2\\\\\text{On reflecting on x axis,}\\\\g(x)=x^2-2[/tex]

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Find the probability of rolling a prime number when a die is rolled.
A. 1/6
B. 1/2
C. 0
D. 1/3

Answers

Prime numbers on a die are 2, 3 and 5.
Probability is 3/6=1/2, so the answer is B.

[tex] |\Omega|=6\\
|A|=3\\\\
P(A)=\dfrac{3}{6}=\dfrac{1}{2}=50\% [/tex]

Which describes a cost that fluctuates depending on the number of units produced?

Answers

Variable cost describes a cost that fluctuates depending on the number of units produced. It is defined as a cost that varies in line with the output produced. It increases or decreases based on the volume of the production of the company; they increase as production rises and decreases as production fall. 

Answer: Variable Cost APEX

(a.) Find an angle between 0 and 2[tex] \pi [/tex] that is coterminal with 27[tex] \pi [/tex] /10

(b) Find an angle between 0°and 360° that is coterminal with 1015° 

*give exact values for your answers*

Answers

To find a positive and a negative angle coterminal with a given angle, you can add and subtract 2π (360°).
[tex](a)\ \dfrac{27\pi}{10}-2\pi=\dfrac{27\pi}{10}-\dfrac{20\pi}{10}=\dfrac{7\pi}{10}[/tex]
[tex](b)\ 1015^o-2\cdot360^o=295^o[/tex]

6 times the sum of a number and 2 is 8 less than twice the number

Answers

That can be written as:-

6(x + 2) = 2x - 8     where  x is the number.

Simplify this radical.Which ordered pair makes both inequalities true? y > –3x + 3 y > 2x – 2 (1,0) (–1,1) (2,2) (0,3)

Answers

First, split this inequality then try each answer. 

y>-3x+3y>2x-2
split this into two and simplify each,
y > -3x + 3y                                  -3x+3y > 2x - 2
y - 3y > -3x                                    3y>2x+3x - 2
-2y > -3x                                          3y>5x -2
2y<3x                                          

Substituting all the 3 ordered pairs, none of them makes the inequalities true.

Marilyn uses a credit card with a 19.9% APR compounded monthly to pay for car repairs totaling $991.38. She can pay $410 per month on the card. What will the total cost of this purchase be?

$1,021.01

$1,188.66

$991.38

$1,192.39

Answers

Marilyn's finance charge at the end of the first month will be
  $991.38 × 0.199/12 = $16.44
The balance subject to the next month's finance charge will be
  $991.38 +16.44 -410.00 = $597.82

The finance charge at the end of the second month will be
  $597.82 × 0.199/12 = $9.91
The balance remaining after the second payment will be
  $597.82 +9.91 -410.00 = $197.73

The finance charge applied at the end of the third month is
  $197.73 × .199/12 = $3.28
so Marilyn can make one final payment of
  $197.73 +3.28 = $201.01
to pay off the balance.

In all, Marilyn has paid 2×$410.00 +201.01 =
   $1021.01 . . . . . . . . corresponds to the first choice

_____
In real life, Marilyn's credit card may not accrue any finance charge until after the first statement on which the charge appears. Thus the total cost of the purchase may be only $1004.02. The attached spreadsheet shows the beginning balance and the finance charges for each month for the two different scenarios.

Please help asap 2 questions 55 pts

Answers

2x-2 must be zero or greater, since we cannot have a negative quantity under the radical sign (unless we allow for imaginary roots).

Solving 2x-2≥0, we get x-1≥0, or x≥1.  x must be equal to or greater than 1.


16 - 16, so the answer to the 2nd problem is the fourth one:  x=4.
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