find the nth term of this quadratic sequence

2,8,18,32,50

Answers

Answer 1
The first term, n = 1 = 2*1*1 = 2

Second term, n =2, = 2*2*2 = 8

Third, n =3, = 2*3*3 = 18

Third term, n = 4, = 2*4*4 = 32

Fourth term, n =5, 2 * 5* 5 = 50

For nth term, 2 *n *n = 2n²

Therefore nth term = 2n²

I hope this helps.

Related Questions

Nolan plots the y-intercept of a line at (0, 3) on the y-axis. He uses a slope of 2 to graph another point. He draws a line through the two points. Which equation represents Nolan’s line?

y = 2x + 1
y = 2x + 3
y = 3x + 2
y = 3x + 5

Answers

Answer:

The equation of Nolan's line is [tex]y=2x+3[/tex]

Step-by-step explanation:

The slope-intercept form of a line is given by:

[tex]y=mx+b[/tex]

Here

m is the slope of the line

and b is the y-intercept.

Given

y-intercept = b = 3

slope = m = 2

The values of m and b can be put into the equation to find the line's equation

So,

Putting the value

[tex]y = 2x+3[/tex]

Hence,

The equation of Nolan's line is [tex]y=2x+3[/tex]

Answer:

The answer is y 2x + 3.

Step by step:

Because i know

What is the slope of the line that passes through the points (-4, 2) & (1,5)

Answers

Answer:

Step-by-step explanation:

Slope= y2-y1/x2-x1

5-2/1-(-4) = 3/5

Slope: 0.6

A study shows that 78% of adults need eye correction. If 12 adults are randomly selected, find the probability that atleast 11 of them need correction for their eyesight

Answers

Answer: 0.2224

Step-by-step explanation:

Given: The proportion of adults need eye correction: p= 78%=0.78

Let X  be a binomial variable that represents the number of adults who need eye correction.

Sample size of adults: n= 12

Binomial ditsribution formula:

[tex]P(X=x)=^nC_xp^x(1-p)^{n-x}[/tex]

Now, the probability that at least 11 of them need correction for their eyesight will be

[tex]P(X\geq11)=P(X=11)+P(X=12)\\\\=^{12}C_{11}(0.78)^{11}(1-0.78)^{1}+^{12}C_{12}(0.78)^{12}(1-0.78)^{0}\\\\=(12)(0.78)^{11}(0.22)+(1)(0.78)^{12}(1)\\\\\approx0.1716503+0.05071486=0.22236516\approx0.2224[/tex]

Hence, the required probability = 0.2224

how to turn a fraction into a decimal, help

Answers

A fraction is really just another way to write a division problem without dividing. So all you have to do is divide, then round to whichever decimal place your teacher wants.

4/6 divided by 3/12
/ is fraction

Answers

2 2/3 I think. Hope I helped!

Answer:

185185185/10000000000

Step-by-step explanation:

4/6 divided by 3/12 is .. 0.0104166667 as a fraction is /

Which line has a slope of 1?

A. line L
B. line K
C. line M
D. line A

Answers

Answer:

A - Line L

Step-by-step explanation:

It has the slope of 1 because, it rises once and runs or goes over one. Which must keep repeating in that same way.

Hope this Helps!

:D

Fill in the blanks to complete the sentence.
A music video website received 5,000 comments on a new song they released. The next day, the artist performed the song on television and an additional 1,500 comments were made on the website. What was the percent of increase? Round the percent to the nearest tenth if necessary.

Answers

Answer:

Step-by-step explanation:

the answer would be 10 yw

Answer:30% increase

Step-by-step explanation:


y=3x-9
6x-2y=14

How many solutions does the linear system have?


Answers

Answer:

3

Step-by-step explanation:

select the length of the missing side of triangle b

1.5

4.5

5

6

Answers

Answer:

4.5

Step-by-step explanation:

4.5 is the answer pretty sure

What is the rate of change, I’m having some trouble figuring it out

Answers

the rate of change is 1.5

A 6-column table with 3 rows in the second, third, and fifth columns and 1 row in the other columns. The first column labeled Number of Washers has entry 1 washer mass = 4.9 grams. The second column labeled Trial has entries trial number 1, trial number 2, trial number 3. The third and fourth columns labeled Time to travel 0.25 meters t subscript 1 (seconds) have entries in the third column 2.24, 2.21, 2.23 and average in the fourth column. The fifth and sixth columns labeled time to travel 0.5 meters t subscript 2 (seconds) have entries in the fifth column 3.16, 3.08, 3.15 and in the sixth column average.
The average time that it takes for the car to travel the first 0.25m is
s.

The average time to travel just between 0.25 m and 0.50 m is
s.

Given the time taken to travel the second 0.25 m section, the velocity would be
m/s.

Answers

Answer:

2.23

.90

.28

Step-by-step explanation:

Answer: your answer are 2.23, .90, .28

Step-by-step explanation:

your answer are 2.23, .90, .28

Lexi jarred 2.3 liters of jam after 2 days. How many days does Lexi need to spend making jam if she wants to jar 4.6 liters of jam in all?

Answers

Answer:

bruh 4 days duh

Step-by-step explanation:

how do you factor quadratics into binomials

Answers

Answer:

Step-by-step explanation:

Step 1: Write the equation in the correct form. In this case, we need to set the equation equal to zero with the terms written in descending order.

Step 2: Use a factoring strategies to factor the problem.

Step 3: Use the Zero Product Property and set each factor containing a variable equal to zero.

y - 3x= -1 in slope intercept

Answers

Answer:

Use the slope-intercept form y=mx+by=mx+b to find the slope mm and y-intercept bb.

Slope: 33

y-intercept: (0,−1)

Step-by-step explanation:

Hope this helps, If it did, then I would really appreciate it if you gave me Brainliest, I only need one more to rank up and it has taken forever to get to where I am currently. Thanks.

Solution set of equation x^2-5x=0

Answers

♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️

[tex] {x}^{2} - 5x = 0[/tex]

Factorise x

[tex]x(x - 5) = 0[/tex]

♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️

Hint :

[tex]a \times b = 0[/tex]

[tex]a = 0 \: \: \: \: or \: \: \: \: b = 0[/tex]

♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️

Thus ;

[tex]x = 0 \: \: \: \: or \: \: \: \: x - 5 = 0[/tex]

So :

[tex] x = 0 \: \: \: \: or \: \: \: \: x = 5[/tex]

♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️

CHECK :

[tex]x = 0[/tex]

[tex] {0}^{2} - 5(0) = 0[/tex]

[tex]0 - 0 = 0[/tex]

[tex]0 = 0[/tex]

The solution is correct.

♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️

[tex]x = 5[/tex]

[tex] {5}^{2} - 5(5) = 0[/tex]

[tex]25 - 25 = 0[/tex]

[tex]0 = 0[/tex]

The solution is correct.

♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️

I think A or b will equal 0

What is the expanded form of 720.058

Answers

Answer:

Standard Form:

720.058

Expanded forms can be written like a sentence or stacked for readability as they are here.

Expanded Notation Form:

 720.058 =

 700  

+ 20  

+ 0  

+   0.0

+   0.05

+   0.008

Expanded Factors Form:

   720.058 =

 7 × 100  

+ 2 × 10  

+ 0 × 1  

+ 0 ×   0.1

+ 5 ×   0.01

+ 8 ×   0.001

Expanded Exponential Form:

 720.058 =

7 × 102

+ 2 × 101

+ 0 × 100

+ 0 × 10-1

+ 5 × 10-2

+ 8 × 10-3

Word Form:

720.058 =

seven hundred twenty and fifty-eight thousandths

Step-by-step explanation:

Answer:

700 + 20 + 0 + 0.050 + 0.008

Step-by-step explanation:

PLEASE HELP! THANKS!!!

Answers

Answer:C

Step-by-step explanation: 2x=8 so x=4

Only for BreannWright09

Answers

Answer:

thanks for points i know u only wanted my sis (breann) to answer

Step-by-step explanation:

Answer:

me like foood

Step-by-step explanation:

thanks for the points bubba

i need help!!:(
............

Answers

Answer:

Neither

Step-by-step explanation:

When you divide 2x by -5 it's not the opposite or the same as the other equation

-3 1/2 x + 3.5 - x + 6.25
A. -4 4x+ 9.75
B. -2 * x + 9.75
C. -24x - 2.75
D. -4 4 x -2.75

Answers

The answer to the question is C

Answer:

C- -24x - 2.75

Step-by-step explanation:

Which flight takes the least amount of time?
Oto Boston
to Miami, FL
to Atlanta his
to Indianapolis

Answers

Answer:

Boston MA.............

Answer:

1. 1hr and 45 mins

2. hrs and 47 mins

3. she subtracted the end time from the start time/ she switched the hours and minutes in both the start and end times

4. 2hrs and 25 mins

5. to Boston

please mark brainiest I did the test your welcome

Miss Tay paid a total of $14.00 for 5 mangoes and 8 oranges. Each mango cost $1.50 more than an orange. Find the cost of each mango and each orange.

Answers

Answer:

$2.80

Step-by-step explanation:

14.00 for 5 mangos and 8 oranges

14/5=2.8 for each mango

2.8+1.50=4.30

Simplify the following expression (87x + 63y) - (6x + 32y)

Answers

Answer: 81x + 31y

Step-by-step explanation:

La otra tarde vi en un parking 39 vehículos, entre coches y motos, a los que les

conté un total de 126 ruedas. ¿Cuántos vehículos de cada clase había en el parking?

Answers

Answer:

quince

Step-by-step explanation:

M=_ please help me thank you

Answers

Answer:

m= e= mc square

Step-by-step explanation:

HELP ME FIND SLOPE!! IM SO BAD AT IT AND I WANT TO GET IT OVER WITH

Answers

Answer:

the slope is -1

Step-by-step explanation:

if u go down 1 then right 1 then u get to the next point

A marble is selected at random from a jar containing 6 red marbles, 5 yellow marbles, and 4 green marbles. What is the probability that
a) the marble is red?
b) the marble is not yellow?
c) the marble is either red or green?

Answers

Answer:

c) the marble is either red or green?

Step-by-step explanation:

The answer is c- the marble is either red or green

How much would you pay for 5 apples at the rate of $6.60 a dozen?

Answers

Answer:

You would pay $2.75

Step-by-step explanation:

a dozen = 12

6.60 / 12 = $0.55

0.55 x 5 = 2.75

Answer:

$2.75 for 5 apples

Step-by-step explanation:

If I understood correctly, you want the answer to 5 apples at the cost of a dozen.

First, you would need to find the cost of a single apple by dividing the price by the dozen. 6.6/5 = 0.55

Next, you multiply the amount of apples by the cost of a single one. 5 * 0.55 = 2.75

And there you go, hope I helped :)

Please help!
The following is an isosceles trapezoid, find WX

Answers

Answer:

WX=33

Step-by-step explanation:

Isosceles Trapezoid

The base angles of an isosceles trapezoid are congruent. The base angles of the trapezoid shown in the figure are P and Q, and S and R.

Midsegment Theorem: The length of the midsegment of a trapezoid is the average of the lengths of the bases.

Being W and X the midsegments of PS and QR respectively, then WX is the midsegment of PQ and SR, thus

[tex]\displaystyle WX=\frac{PQ+SR}{2}[/tex]

[tex]\displaystyle WX=\frac{27+39}{2}=\frac{66}{2}=33[/tex]

WX=33

convert 12+4y =-4x to slope intercept form

Answers

Answer:

y=mx+b

y=-x-3

Step-by-step explanation:

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