A
Write an explicit formula for an, the nth term of
the sequence 17, 15, 13, ...

Answers

Answer 1

Tn=-2n+19

Step-by-step explanation:

Well in south africa we use Tn

Tn=a+(n-1)d

a=is the first term in the sequence which is 17

d=is the the difference between the terms which is - 2

Tn=17+(n-1)(-2)

Tn=17-2n+2

Tn=-2n+19


Related Questions

Write a problem you could represent with the equation 3k - 12 = 6 . Solve the equation and show your solution .

Answers

[tex]\huge\text{Hey there!}[/tex]

[tex]\mathsf{3k - 12 = 6}[/tex]

[tex]\large\text{ADD 12 to BOTH SIDES}[/tex]

[tex]\textsf{3k - 12 + 12 = 6 + 12}[/tex]

[tex]\large\text{Cancel out: -12 + 12 because it gives you 0}[/tex]

[tex]\large\text{Keep: 6 + 12 because it helps you solve for k}[/tex]

[tex]\mathsf{6 + 12 = 18}[/tex]

[tex]\large\text{New equation: 3k = 18}[/tex]

[tex]\mathsf{3k = 18}[/tex]

[tex]\large\text{DIVIDE 3 to BOTH SIDES}[/tex]

[tex]\mathsf{\dfrac{3k}{3} = \dfrac{18}{3}}[/tex]

[tex]\large\text{Cancel out: }\mathsf{\dfrac{3}{3}}\large\text{ because that gives you 1 }[/tex]

[tex]\large\text{Keep: }\mathsf{\dfrac{18}{3}}\large\text{ because that helps you solve for k}[/tex]

[tex]\large\text{New equation}\mathsf{\dfrac{18}{3}=k}[/tex]

[tex]\mathsf{\dfrac{18}{3}=18\div3\rightarrow\bf 6}[/tex]

[tex]\boxed{\boxed{\large\text{Answer: \huge\bf k = 6}}}\huge\checkmark[/tex]

[tex]\text{Good luck on your assignment and enjoy your day!}[/tex]

~[tex]\frak{Amphitrite1040:)}[/tex]

Someone please help ! how do I solve this?

Answers

Answer:

A=14.9

B=25.6

C=25.5

Step-by-step explanation:

[tex]\frac{25,5}{sin71} =\frac{14.9}{sin^{0} } \\\\sinx^{0}=\frac{14.9 sin 71}{25,5} \\\\x=sin ^{-1}(\frac{14.9 sin 71}{25,5} \\\\x=33.54\\\\[/tex]

[tex]180-71-33.54=75.46 \\\\B:\frac{b}{sinB} =\frac{25.5}{sin71} \\[/tex]

[tex]b=\frac{25.5 sin 75.46}{sin 71} \\\\b=26.106\\\\b=26.1\\\\x=33.54[/tex]

hope it helps...

have a great day

how do I write the equation of the parabola in intercept form​

Answers

Answer:

The equation of the parabola in intercept form is [tex]y = -\frac{3}{4}\cdot x\cdot (x-4)[/tex].

Step-by-step explanation:

The equation of the parabola in intercept form is defined by following formula:

[tex]y = a\cdot (x-r_{1})\cdot (x-r_{2})[/tex] (1)

Where:

[tex]x[/tex] - Independent variable.

[tex]y[/tex] - Dependent variable.

[tex]a[/tex] - Vertex constant.

[tex]r_{1}, r_{2}[/tex] - Intercepts of the parabola.

According to the graph, we find that intercepts are 0 and 4, respectively, and a point in the parabola is [tex](x,y) = (3, 2.25)[/tex]. If we know that [tex]r_{1} = 0[/tex], [tex]r_{2} = 4[/tex] and [tex](x,y) = (3, 2.25)[/tex], then the vertex constant is:

[tex]a = \frac{y}{(x-r_{1})\cdot (x-r_{2})}[/tex]

[tex]a = -\frac{3}{4}[/tex]

The equation of the parabola in intercept form is [tex]y = -\frac{3}{4}\cdot x\cdot (x-4)[/tex].

Can someone please help me without any links or guessing? I’m putting a lot of points into this one so if you could just help me that would be very much appreciated!

Justin made a large kite consisting of one parallelogram and two identical triangles, as shown below. What is the area of Justin's kite?

A) 14 ft sq
B) 20 ft sq
C) 28ft sq
D) 40ft sq

Answers

Answer:

C

Step-by-step explanation:

5(x – 1) + 3x = 7(x + 1)

What is the solution?

Answers

Answer:

the answer is x=12

HELP ME PLEASE!!,I WILL GIVE BRAINLIEST!!

Answers

Answer:

D

Step-by-step explanation:

The answer is correct and cannot be simplified any further. Can I get that brainliest thay you promised me last time?

Hope this helps

Answer:

The Answer is D!

Step-by-step explanation:

find the solution of given expression

[tex] \sqrt{587 \times 587} [/tex]

Answers

Answer:

√{587×587}=√587²=±587 is your answer

Answer:

587

Step-by-step explanation:

If you look at the problem carefully, you will see that the question is basically just asking "what is the square root of 587 squared?" The square root and squared of something always cancel out, so the answer would be 587.

You could also just use your calculator. If you don't have one, your phone or computer should. Just plug it in and it will solve for you.

Hope this information helps. Please let me know if you need any more help!

What is the sum of the interior angles of the polygon?

Answers

Answer:

180

Step-by-step explanation:

because im always right

Answer:

180 degrees

Step-by-step explanation:

All triangles have an interior angle sum of 180 degrees.

determine the sum of the prime factor of 675​

Answers

Answer:

5 ÷ 5 = 1 - No remainder! 5 is one of the factors! The orange divisor above are the prime factors of the number 675. If we put all of it together we have the factors 3 x 3 x 3 x 5 x 5 = 675.

Step-by-step explanation:

SPEED RUN

The sum of the prime factor of 675​ is, 8.

What is Addition?

The process of combining two or more numbers is called the Addition. The 4 main properties of addition are commutative, associative, distributive, and additive identity.

Given that;

Number is,

⇒ 675

Now, Factorization of 675 is,

⇒ 675 = 3 x 3 x 3 x 5 x 5

Hence, Prime factors of 675 are 3 and 5.

Thus, The sum of the prime factor of 675​ is,

⇒ 3 + 5

⇒ 8

Learn more about the addition visit:

https://brainly.com/question/25421984

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The total distance in centimeters a toy robot moves varies directly with the time in seconds. The toy robot moves a total distance of 140 centimeters in 35 seconds. What is the time in seconds the toy robot moves when the total distance is 70 centimeters?

Answers

Answer:

17.5 seconds

Step-by-step explanation:

140 cm/35 sec (find unit rate)

4 cm/ 1 second

[tex]\frac{4}{1} = \frac{70}{x}[/tex] (divide 70 by 4)

70/4=17.5

[tex]\frac{4}{1} = \frac{70}{17.5}[/tex]

HELP, what do I put in the 3 boxes below?

Answers

for the first box u r gonna look at y2 and y1 and simply subtract them
5 - 9 = -4

for the second box ur gonna subtract x2 - x 1
-3 - -10 = -7

for the third box u r gonna divide the answers u got in the previous two boxes
-4 / -7 = 4 / 7

what is 3 3/4 dived by 2 5/8

Answers

Answer:

[tex]1 \frac{36}{84} [/tex]

simplified :

[tex]1 \frac{3}{7} [/tex]

Step-by-step explanation:

first, we turn them into improper fractions

[tex]3 \frac{ + 3}{ \times 4} \div 2 \frac{ + 5}{ \times 8} [/tex]

First, we multiply 3×4=12+3=15 the demoninator will remain the same.

2×8=16+5=21, denominator remains the same.

[tex] \frac{15}{4} \div \frac{21}{8} [/tex]

when it comes to division with fractions, you flip the right(direction)fraction then multiply.

[tex] \frac{15}{4} \times \frac{8}{21} [/tex]

15×8=120

4×21=84

[tex] \frac{120}{84} [/tex]

then turn in back into a mixed fraction.

[tex]1 \frac{36}{84} [/tex]

demoninator remains the same, how many times 84 goes into 120, which is once(whole number) and how many is left over (numberator)

help please! Use the area to find the value of x:

Answers

Answer:

x = 6

Step-by-step explanation:

A = 1/2bh

36 = 1/2(12)(x)

x = 6

1. Compute the percent of Mikki's Mathematics score. That is compute P X( 5 60).
Circle your answer below
(a) P X( <= 60 78.81%) |
(b)P X( <= 60 34.46%)
©PX( 1= 6
= 60 88.49%)
a) P X( 3 = 60 50%)
(e) P X( 5 = 60 95.54%)

Answers

Answer:

sorry kid idontknow

Step-by-step explanation:

Find the area of the figure.
4.5 cm
24 cm
5.5 cm

Answers

Answer:

The answe is 34. Hope this helped!

Step-by-step explanation:

multippy all the given measurements:

24× 5.5.× 4.5

you will get area as :

594 cm²

When Frank buys three packs of pens, he knows he has 36 pens. When he buys five packs, he knows he has 60 pens. What is the constant of proportionality between the numbers of packs and the number of pens?

Answers

Answer:

just add

Step-by-step explanation:

96

Who can help me out please???

Answers

Answer:

10

Step-by-step explanation:

sqrt (8^2+6^2) = 10

hope it helps

In the following equation, which number is the slope (rate of change) and which is the y-intercept?

y = 32 - 4

Slope:

Y-Intercept:

Answers

Answer: Slope: 3z

Y intercept: -4

Step-by-step explanation:

A jet fighter is capable of reaching speeds up to 1.5 x 10^3 miles per hour. A typical passenger plane can reach speeds of approximately
5.0 x 10^2 miles per hour. About how many times faster can the jet fighter travel per hour than the typical passenger plane?

Answers

Answer:

3 times faster

Step-by-step explanation:

[tex]\frac{1.5(10)^{3} }{5.0(10)^{2}} = \frac{1.5(10)}{5} = \frac{15}{5} = 3[/tex] times faster

Last year Rikki sang 960 songs with his rock band. How many songs did he sing per month? How did you get your answer?

Answers

If he sang the same number of songs each month, he sang 80 songs per month.

960/12 (months) = 80 (songs per month)

PLS HELP QUICK, I HAVE A TEST, more points

Answers

Answer:

Options (1), (3), (5) and (6)

Step-by-step explanation:

Option (1)

Both the circles M and H are same in shape. Therefore, both are similar.

True

Option (2)

MH = MS = [Radii of a circle]

MH = MO + OH

MH = ME + OH [Since, MO = ME]

MH = 10 + 25 = 35 cm

Area of circle M = πr²

                          = π(35)²

                          = 1225π

Area of circle H = π(25)²

                           = 625π

[tex]\frac{\text{Area of M}}{\text{Area of H}}=\frac{1225\pi }{625\pi }[/tex]

Area of M = 1.96(Area of H)

False

Option 3

OH + MS = 25 + 35

               = 60 cm

True

Option 4

m∠HMS = 90°

Can't be figured out with the given informations

False

Option 5

Diameter of circle H = 2(radius)

                                 = 2(25)

                                 = 50 cm

True

Option 6

Circumference of circle S = 2πr

                                           = 2π(ES)

Circumference of circle M = 2π(MS)

Ratio of the circumference of circle S and M = [tex]\frac{2\pi (ES)}{2\pi (MS)}[/tex]

                                                                          = [tex]\frac{ES}{MS}[/tex]

True.

Options (1), (3), (5) and (6) are correct.                    

The circumference of a circular pond in the park is 120 meters. Find the area.

The formula for circumference is C = d.

What is the value of the diameter rounded to the nearest whole number?

Answers

Answer:

38.21 in

Step-by-step explanation:

Given data

C= 120meters

We also know that circumference

C=2πr

Substitute

120=2*3.142*r

120= 6.28r

r= 120/6.28

r= 19.10 m

Hence the diamter D

D= r*2

D= 38.21 in

Answer:

1 2 1

Step-by-step explanation:

A B A

Calculate the slope of the line that contains the points (-2, -4) and (2, 4).

Answers

Answer:

Slope is 2

Step-by-step explanation:

(-2, -4) and (2, 4)

Slope:

m=(y2-y1)/(x2-x1)

m=(4+4)/(2+2)

m=8/4

m = 2

( 16.9 - 5.47 ) x 7.09 plzz i want with full solution

Answers

Answer:

81.03

Step-by-step explanation:

(16.9-5.47)×7.09

(11.43)×7.09

81.0387

OR

81.03

HOPE THIS HELPS YOU

Benjamin is having a picnic at his house. He plans to make burgers for each of his guests. He uses 4 ounces of ground beef for each burger. How many pounds of ground beef does bengimen need to buy to make 24 burgers

Answers

There are 16 ounces in 1 pound that should help

Let A = the sum of all 2-digit positive perfect squares. Let B= the sum of all 2-digit positive perfect cubes. Find A – B.

Answers

Answer:

180

Step-by-step explanation:

A = 16 + 25 + 36 + 49 + 64 + 81 = 271

B = 27 + 64 = 91

A - B = 271 - 91 = 180

this is the question for

Answers

The answer is choice b

1.draw a scatter plot that shows a positive, linear association and has one clear outlier. Circle the outlier
2.Draw a scatter plot that shows a negative association that is not linear.


PLS HURRY WILL GIVE BRAINLEST

Answers

Step-by-step explanation:

Here is the correct answer.See the pic

Ps:Can I be the brainliest.Thx

The grouping of data  or sample points is a component of the machine learning process known as clustering.

What is Clustering?

The task of arranging a set of objects into an identical group in a way that makes them more similar to one another than those found in different groups is known as cluster analysis or clustering.

here, we have,

A scatter plot is an unique type of plot or mathematical diagram that displays data for usually 2 parameters for a collection of data. It uses Cartesian coordinates.

Coordinates, it is a set or group of values that show an exact or accurate position.

Hence, The grouping of data  or sample points is a component of the machine learning process known as clustering.

To learn more about Clustering, visit:

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What is the Value of 9 in 91486?

Answers

Answer:

Ten thousands place.

9 IS IN THE TEN THOUSANDS PLACE

what is the missing length?

Answers

7.9^2 + 8.5^2= sqrt 134.66 = 11.60 ft
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