(Determine whether each sequence is arithmetic. If so, find the common difference. Then, write the explicit formula for each.)
6, 0, -6, -12, ...
( common difference and a explicit formula please!)

Answers

Answer 1

Answer:

-12,-6,0,6...........


Related Questions

please help (question is in the attachment) :(

Answers

Answer:

The answer is D

Step-by-step explanation:

Because both when we multiply we will get the same answer

Answer:

It would be B. 8x3/5

Step-by-step explanation:

So when multiplying fractions, you multiply the denominator of one fraction by the denominator of the other. You then multiply the numerator of one fraction by the numerator of the other.

The 8, can be turned into fraction form by thinking of it as 8/1 x 3/5.

And thinking about how we do denominator x denominator, numerator x numerator, it will look like:

[tex]\frac{8*3}{1*5}[/tex]

There is one more thing we need to simplfy before we will get our answer.

When you multiply a number by 1, what do you get? The same exact number as before.

Sp tecnically, 1*5 would just be 5:

[tex]\frac{8*3}{5}[/tex]

This looks like answer b!

Hope this helps!

What is the measure of x.

Answers

Answer:

x=140°

Step-by-step explanation:

the 40° angle and x are supplementary, so:

x=180°-40°

x=140°

Which arithmetic sequence has a first term equal to 47 and a common difference of -18?

a.{-18, -65, -112, -159, …}

b.{47, 29, 11, -7, …}

c.{-18, 29, 76, 123, …}

d.{47, 65, 83, 101, …}

Answers

Answer:

b

Step-by-step explanation:

There are 2 sequences with a₁ = 47, b and d

The common difference of both is

(b)

d = a₂ - a1 = 29 - 47 = - 18

(d)

d = a₂ - a₁ = 65 - 47 = 18

The the sequence with first term 45 and common difference - 18 is b

The required sequence which has a first term equal to 47 and a common difference of -18 is {47, 29, 11, -7, …}. Option B is correct.

What is arithmetic progression?

Arithmetic progression is the series of numbers that have common differences between adjacent values

What is geometric progression?

Geometric progression is a sequence of series whose ratio with adjacent values remains the same.

Here,
An arithmetic sequence has a first term equal to 47 and a common difference of -18,
a = 47
d = -18

The sequence formed given as,
⇒ a, a + d, a + 2d, a + 3d
⇒ 47, 47 - 18, 47 + 2(-18), 47 + 3(-18)
⇒ 47 , 29, 11, -7 . . . . .

Thus, the above sequence matches the sequence given in option b.

Learn more about arithmetic progression here: https://brainly.com/question/20334860
#SPJ2

please answer below :-)

Answers

Answer:

B. 88.8

Step-by-step explanation:

let x represent class y

(x+71.2)/2=80   multiply each side by 2

x+71.2=160      subtract 71.2 by both sides

x=88.8

or

trial an error

replace x with each of the numbers and see if it plugs in.

example:

(80.5+71.2)/2=80

151.7/2=80

75.85=80?

false. incorrect

another example:

(88.8+71.2)/2=80

160/2=80

80=80?

true. correct

Me ajudem por favor




PS: Explicar resposta

Answers

Answer:

B

Step-by-step explanation:

√16/25 = 4/5 = 0.8-> (4/5 x 4/5 = 16/25)

(2/5)^3 = 8/125  = 0.064

-(-0.3)^3 = 0.027 (an odd exponent mantains the same sign of the number and minus x minus = +)

-√169 = -13

-13 is a negative number so it is surely the smallest

2 is minor than 6 so we have that 0.027 is minor than 0.064

8 is major than 0, so 0.8 is the greatest number

we have

-√169 ; -(-0.3)^3 ; (2/5)^3 ; √16/25

Find the mean of the following data set.
42, 45, 58, 63

1.42
2.47
3.52

Answers

Answer:

52

Step-by-step explanation:

[tex]\frac{42+45+58+63}{4}=52[/tex]

the operation * is defined on the set R of all real number by 2a +3b ÷ a +b evaluate 2*(3*4)​

Answers

9514 1404 393

Answer:

  2*(3*4) = 41/16

Step-by-step explanation:

Your function is not carefully defined.* We assume you intend ...

  f(a, b) = (2a +3b)/(a +b)

and you want to find ...

  f(2, f(3, 4))

__

Filling in the values and doing the arithmetic, we have ...

  [tex]2*(3*4)=\dfrac{2\cdot2+3\cdot\dfrac{2\cdot3+3\cdot4}{3+4}}{2+\dfrac{2\cdot3+3\cdot4}{3+4}}=\dfrac{4+3\cdot\dfrac{18}{7}}{2+\dfrac{18}{7}}\\\\=\dfrac{4\cdot7+3\cdot18}{2\cdot7+18}=\dfrac{82}{32}=\boxed{\dfrac{41}{16}}[/tex]

_____

* We have assumed that the definition is describing the result of using the infix operator * in an expression of the form a*b. We have also assumed that your use of the ÷ symbol means ...

  a*b ≡ (2a+3b)/(a+b)

as opposed to the strict Order of Operations interpretation ...

  a*b ≡ 2a + (3b/a) +b

Find the volume of the sphere. Round your answer to the nearest tenth.
Use 3.14 for it.
16 cm
The volume of the sphere is about|
cm?

Answers

12 cm yo the approximate square in each individual variable

Convert 124°F to Celsius . .
ω

Answers

Answer:

answer is C

Step-by-step explanation:

Answer: 50.6

Step-by-step explanation:

Though I am pretty sure it is 51.1 degrees C 50.6 is the closest option to that.

Have A Wonderful rest of your day!! :)

Find the surface area of the rectangular prism.
8 mi
2 mi
1 mi

Answers

Answer:

A = 2 ( wl + hl + hw ) = 2 · ( 2 · 8 + 1 · 8 + 1 · 2) = 52

Step-by-step explanation:

What are the coordinates of the end point? Please help

Answers

Answer:

1, -16

Step-by-step explanation:

-5+6=1

-3-13=-16

(1, -16)

pls pls pls help me I will give brainlist pls

Choose Yes if the capital letters are used correctly.

Choose No if capital letters are used incorrectly.



Who will win the election for President in november?

Group of answer choices

Yes

No





Timmy Johnson used to be a police officer. Now he is working for the company Bellsouth.

Group of answer choices

no

yes





John anounced on monday that he wants to be the new mayor of Dallas. He will have to campaign hard because the mayor we have now has been in office for many years.

Group of answer choices

yes

no





My father said he would vote for Tom. I believe the only reason that he said this is because Tom is his brother. He really isn't qualified to be the mayor.

Group of answer choices

no

yes



My family went on a long hike on the appalachian trail. We thought we would be finished in s couple of hours, however my sister sprained her ankle and we had to take it slow.

Group of answer choices

yes

no



There will be a voting booth set up at Northside elementary.

Group of answer choices

yes

no





Every Spring they put out new flower seeds so the Park is beautiful.

Group of answer choices

no

yes





I hope our new mayor will do something about all the trash on the sides of the roadways. When I am traveling down Main Street, I am in shock at what I see. I just wish people would care more about this and would help to keep our roads clean of trash!

Group of answer choices

no

yes





The River is full of chemicals that are very harmful.

Group of answer choices

yes

no





I'm glad our drinking water doesn't come from the Raven River. Some people say that this river is the dirtiest river east of the Mississippi.

Group of answer choices

yes

no





In later Summer, the sunflowers are gorgeous.

Group of answer choices

yes

no





After examining our dog, the Veterinarian said, "He looks healthy and strong to me." I grabbed spot and gave him a mighty hug. my mom was happy too. We thought for sure he was going to have to stay overnight.

Group of answer choices

yes

no





"Watch out!" yelled Monica.

Group of answer choices

no

yes





"When are we leaving?" Joe asked. Mom replied, "As soon as we can load up the car, Joe."

Group of answer choices

yes

no





Kyle practiced his pitching all Winter. He wanted to make the team with his best friend, Tom.

Group of answer choices

no

yes

Answers

Answer:

NoyesyesyesNo.yesNoyesNo.yesNoNoYesYesNo

These are the answers according to serials.

Find the cubes of the following numbers: a) 21 b) 55 c) 302

Answers

Answer:

21 cubed is 9261

55 cubed 166375

302 cubed 27543608

hope this helps

have a good day :)

Step-by-step explanation:

Chicos estoy en un aprieto ayudarme pls Sabiendo que una falda es 5 € más cara que una blusa y que si compro 6 faldas y 4 blusas pago 480 €, ¿cuánto vale la falda?

Answers

Answer:

El precio de la falda es 50 €.

Step-by-step explanation:

Lo que sabemos:

[tex] F = 5 + B [/tex]   (1)

En donde F es por falda y B por blusa.

Si compras 6 faldas y 4 blusas y pagas 480 €:

[tex] 6F + 4B = 480 [/tex]  (2)

Entonces, al introducir la ecuación (1) en (2) podemos hallar el precio de cada falda.

[tex] 6F + 4B = 480 [/tex]

[tex]6(5 + B) + 4B = 480[/tex]

[tex] 10B = 480 - 30 [/tex]

[tex]B = \frac{450}{10} = 45[/tex]  

Finalmente, el precio de la falda se puede encontar con la ecuación (1):

[tex]F = 5 + 45 = 50[/tex]

Por lo tanto, el precio de la falda es 50 €.  

Espero que te sea de utilidad!      

Show you work in sketch.

5(3 - x)

Answers

Answer:

sketched it out for ya

Step-by-step explanation:

From the set {2, 6, 42}, use substitution to determine which value of x makes the equation true.

6(x + 40) = 252
A.
2
B.
none of these
C.
6
D.
42

Answers

The answer to your question is letter A.2

Is there an error in this problem explain pls do all

Answers

Answer:

C

Step-by-step explanation:

Answer:

14

Step-by-step explanation:

you did it wrong

this is the one thats not wrong:

7(6+4(−10+9))

=(7)(6+4(−10+9))

=(7)(6)+(7)(4(−10+9))

=42−28

=14

A bookstore costs $75 a day to keep open, and spends $10 for each book it
sells. The store charges $15 for each book it sells. If n represents the number
of books sold, which equation represents the revenue function for this
bookstore?
A. r= 15n
B. r= 25n
C. r= 10n
D. r= 75n

Answers

Answer: A. r= 15n

Step-by-step explanation: took the quiz.

The solution is, The cost function of this bookstore is 10n + 75.

What is cost function?

A cost function is a formula used to predict the cost that will be experienced at a certain activity level.

here, we have,

According to the given problem,

Cost to open bookstore for a day - $75

Price for selling each book = 10

Considering number of books to be n,

Total cost for selling each book = $(10×n)

Therefore total cost price =  $( 10n + 75)

Hence, we can conclude that the total cost function of this bookstore is represented by equation 10n + 75

Learn more about cost function here:

brainly.com/question/23313575

#SPJ5

Solve the equation for x .........

Answers

Answer:

-30

Step-by-step explanation:

-x/10 = 3

-x = 3 * 10 (transposing)

-x = 30

x = -30

Can someone please do 12!

Answers

Answer:

i belive the amount of different car colors and sorry for no more explanation

Step-by-step explanation:

please answer correctly !!!!! Will mark Brianliest !!!!!!!!!!!!!!

Answers

Answer:

x = .9

Step-by-step explanation:

Tan = Opposite over Adjacent

[tex]tan(83)=\frac{7}{x}[/tex]

* multiply each side by x *

[tex]tan(83)*x=xtan(83)\\\frac{7}{x} =7\\xtan(83)=7[/tex]

* divide each side by tan(83) *

[tex]\frac{xtan(83)}{tan(83)} =x\\\frac{7}{tan(83)} =0.8594919263\\x=0.8594919263[/tex]

* round to the nearest tenth of a foot *

we get that x = .9

A specific laptop loses half of its value every six months. If the original cost was $1, 100 and the value of the laptop is now $68.75, how many years have you owned the laptop​​

Answers

Answer:

2 years! :)

Step-by-step explanation:

if you can help me youre a legend :)

Answers

Answer:

A. 9

B. 7

Step-by-step explanation:

A. 11 - 2 = 9

B. 1 + 6 = 7

A)11-2=9
B)6+1=7
I think this is the answ

Please help, tysm :)

Answers

Answer:

Step-by-step explanation:

the second one

HK and IJ

Answer:

Its the last one DH and FG

Darnel has $9 in a savings account. The interest rate is 10%, compounded annually.
To the nearest cent, how much interest will he earn in 3 years?

Answers

9514 1404 393

Answer:

  $2.98

Step-by-step explanation:

The amount of interest earned is ...

  I = P((1 +r)^t -1)

  I = $9(1.1^3 -1) ≈ $2.98

Daniel will earn about $2.98 in interest in 3 years.

elliot is going to save $15 per week ​

Answers

Answer:

B. 15-W

hope this helps

have a good day :)

Step-by-step explanation:

Answer:

A.)

Step-by-step explanation:

because if elliot gets 15$ each week the it would be a

The movement of moving particles is described in the equation r=ht22 −2vt−2c. Solve the equation for v.

Pls help

Answers

Answer:

[tex]v=\dfrac{r-ht^2+2c}{-2t}[/tex]

Step-by-step explanation:

The given equation is :

[tex]r=ht^2 -2vt-2c[/tex]

We need to solve the above equation for v.

Subtract ht² from both sides.

r-ht²= ht²-2vt-2c-ht²

r-ht² = -2vt-2c

Adding 2c both sides,

r-ht² +2c= -2vt-2c+2c

r-ht² +2c = -2vt

Dividing both sides by (-2t)

[tex]v=\dfrac{r-ht^2+2c}{-2t}[/tex]

So, the value of v is equal to [tex]\dfrac{r-ht^2+2c}{-2t}[/tex].

Last night Danielle had a birthday party. 1/3 of the birthday cake was leftover. She wanted to share the leftover birthday cake with 44 friends the next day. How much of the birthday cake would each get if they shared it equally?

Answers

Answer:

1/132

Step-by-step explanation:

1/3 ÷ 44 would be solved by multiplying 1/3 and 1/44 which is 1/132


7) A $125.70 grocery total is discounted 30%.
What is the total paid?

Answers

Answer:

$87.99 is the total

Answer:

$87.99

Step-by-step explanation:

Okay so you have to change the 30% to a decimal. it will be .3, now multiply 125.7 by .3 and get 37.71. now subtract this from the total to find the amount paid.

GEOMETRY HELP PLEASE ASAP!!
1

Answers

Hi you just have to multiply the top and side of each shape then add them all up so the final answer is 782 square inches
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