Consider a sequence given by the formula f(n)=3n-1 starting with n=1. Generate the first 5 terms of the sequence

Answers

Answer 1

Answer:

The first 5 terms are 2, 5, 8, 11, 14.

Step-by-step explanation:

You use the formula to find out each term.f(n)=3n-1 starting with n=1. If n=1 that is the 1st term, if n=2 that is the 2nd term, and so on. n means what number term it is. Now to find each term: n=1: f(1)= 3(1)-1= 3-1= 2 The 1st term is 2n=2: f(2)= 3(2)-1= 6-1= 5 The 2nd term is 5n=3: f(3)= 3(3)-1= 9-1=8 The 3rd term is 8n=4: f(4)= 4(3)-1= 12-1= 11 The 4th term is 11n=5: f(5)= 5(3)-1= 15-1= 14 The 5th term is 14

So the first 5 terms are 2,5,8,11,14


Related Questions

let f(x)=4x+1 and g(x)3x+k find value of k if fog(x)=gof(x)​

Answers

Answer:

[tex]\huge\boxed{k=\dfrac{2}{3}}[/tex]

Step-by-step explanation:

[tex]f(x)=4x+1\\\\g(x)=3x+k\\\\(f\circ g)(x)=f\bigg(g(x)\bigg)=4(3x+k)+1=(4)(3x)+(4)(k)+1=12x+4k+1\\\\(g\circ f)(x)=g\bigg(f(x)\bigg)=3(4x+1)+k=(3)(4x)+(3)(1)+k=12x+3+k\\\\(f\circ g)(x)=(g\circ f)(x)\iff12x+4k+1=12x+3+k\qquad|\text{cancel}\ 12x\\\\4k+1=3+k\qquad|\text{subtract 1 from both sides}\\\\4k=2+k\qquad|\text{subtract}\ k\ \text{from both sides}\\\\3k=2\qquad|\text{divide both sides by 3}\\\\k=\dfrac{2}{3}[/tex]

18. If x + y = a, y + z = b and z + x = c, the average
of x, y
and z is:

Answers

Answer:

AC

Step-by-step explanation:

x y=a

z+x=c

hope this help

Uuuuuu you be back here for me and you will uuuuu

20 - (3 2/3 + 2 1/4 + 2 1/3) = ?

Answers

Answer:

20-5 11/12= 9 11/12

Step-by-step explanation:

we do (3 2/3 + 2 1/4+ 2 1/3 )which is

           3 8/12.    2 3/12    2 4/12 (common denominator)

then add 3 8/12 and 2 3/12 and 2 1/3 to get 10 1/12 then we get 20- 10 1/12 to get a final answer of 9 11/12


What is the value of x in the solution to this system of equations?

Answers

1) u just add one so it goes up by one
2)u just add two so it goes up by two
for example if x went from 5 10 15 20 u would add 5 because your going up by 5

what is 0.83 x 52 can someone show me how to get it

Answers

Answer:

= 43.16

Step-by-step explanation:

1. 83 x 52

2. = 4,316

3. There are 2 numbers after the decimal

4.  you add the decimal the number of times the decimal is away from the number before

Answer:

43.16

Step-by-step explanation:

Look at the attached image. We multiply 83 and 52. Once we get our answer, we move our decimal point two places to the left (since .83 has its decimal moved two places to the left).

3÷657 using partial products

Answers

Answer:

219

Step-by-step explanation:

500,000+8,000+300+60+4 in number form

Answers

Answer:

508,364

Step-by-step explanation:

just add them together :)

Write a multiplication expression that has the value -3/4

Answers

Answer:

-3/4 x 1

Step-by-step explanation:

anything times 1 is itself

Which graph represents -

Answers

Answer:

3rd

Step-by-step explanation:

A $450 washing machine is on sale for 15% off.
What is the discount?


What is the sale price?


What is the total price including the 7% sales tax
need help before next semester

Answers

Answer:

15/100 * 450 = 67.5 (discount)

450 - 67.5 = 382.5 (sale price)

7/100 * 382.5 = 26.775 (7% tax)

26.775 + 382.5 = 409.275 (final price)

Step-by-step explanation:

What does 9 + 15 = in distributive property to factor out the greatest common factor?

Answers

Answer:

3(3+5)

Step-by-step explanation:

first, you have to find the greatest common factor of 9 and 15, which is 3.

then, you have to do:

9/3 = 3

15/3 = 5

so if you factor out the 3, you get 3(3 + 5)

(3x² + 2x – 4)–(2x²+x-1)
solve the polynomial

Answers

Answer:

x ^2+x-3

Step-by-step explanation:

On what interval(s) of x does f have positive concavity?


On what interval(s) of x does f have negative concavity?

Answers

Answer:

-5 that oneeksssoossdos

PLEASE ANSWER ASAP!! Simplify the expression (1/x^2 + 2/y)/(5/x - 6/y^2)

Answers

Answer:

y(y+2x²

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

x (5y²-6x

Step-by-step explanation:

The expression obtained after simplification is written below.

What is an Expression?

An expression is a mathematical statement which consists of variables, constants and mathematical operators.

The expression is

[tex]\rm \dfrac{ \dfrac{1}{x^2} + \dfrac{2}{y}}{\dfrac{5}{x} - \dfrac{6}{y^2}}[/tex]

On simplifying by taking LCM

[tex]\rm = \dfrac{ \dfrac{ y +2x^2} {x^2y}}{\dfrac{5y^2 - yx}{xy^2}}[/tex]

[tex]\rm = \dfrac{ y ( y +2x^2)}{x ( 5y^2 - yx)}[/tex]

To know more about Expression

https://brainly.com/question/14083225

#SPJ5

Devery needs to read 36 pages by Friday. He read 10 on Tuesday and 15 on Wednesday. How many pages does he need to read on Thursday in order to read 26 pages by Friday?

Answers

Answer:

11

Step-by-step explanation:

i am assuming that its a typo and you meant 36

Answer:

Originally, you put 36..but 2nd you put 26... so ill answer both :) for a total of 36 Devery needs to read 11 more pages and for a total of 26, Devery needs to read one page

Step-by-step explanation:

10+15=25   36-25=11

10+15=25   26-25=1

My apologise for not understanding the question fully, English isnt my first language :)

What is the solution to the linear equation?
2/5+p=4/5+3/5p

Answers

Answer:

p=1

Step-by-step explanation:

Rearrange terms

Combine multiplied terms into a single fraction

Subtract  2/5 from both sides of the equation

Simplify

Multiply all terms by the same value to eliminate fraction denominators

sorry if its wrong

For what value of x do the two ratios suggest a proportional relationship?
14 to 4; x to 52
Choose the correct answer below.
A. 182
B. 13
C. 208
D. 56

Answers

182 because 14/4 equals to 3.5 and then you do 3.5*15 which is 182

HELP ME PLS! Word Document.
What is 58% of 18?
Have to show your work!

Answers

Answer:

10.44

Step-by-step explanation:

To find 58% of 18, multiply 18 by 0.58

18(0.58)

= 10.44

So, 10.44 is 58% of 18

Determine whether each quadrilateral is a parallelogram. Justify your answer. Yes/No? Reason... opposite side congruent, opposite angles congruent, opposite sides parallel, diagonals bisect each other, one pair of parallel and congruent sides, not enough information? (look at the image)

Answers

Answer:

Yes! The given quadrilateral represents Parallelogram.

Reason:  The given quadrilateral has opposite angles congruent.

Step-by-step explanation:

Given the quadrilateral with the angles

118°62°62°118°

We know that the sum of the angles of a quadrilateral is 360.

so

118°+62°+118°+62° = 360°

Thus, the given figure is indeed a quadrilateral.

Now in order to determine whether the given quadrilateral is a parallelogram or not, we need to check whether the opposite angles are congruent or not.

If the angles opposite of each other will have the same measurement, then the quadrilateral will represent Parallelogram.

It is clear that the given quadrilateral has two pairs of equal opposite angles.

i.e. The angle 118° has the same opposite angle 118° and the angle 62° has the same opposite angle 62°.

Therefore, the given quadrilateral represents Parallelogram.

Hence,

Yes! the given quadrilateral represents Parallelogram.

Reason: The given quadrilateral has opposite angles congruent.

A hotdog stand sells hot dogs for 2.75 each and drinks for $1.50 each. Each person in a group of n people bought two hot dogs and one drink. Which equation gives y, the total cost in dollars

Answers

Answer:

The total cost in dollars, y = $7n.

Step-by-step explanation:

a) Data and Calculations:

Price of hot dogs = $2,75 each

Price of drinks = $1.50 each

Cost of hot dogs bought by one person = 2*2.75 = 5.5

Cost of drinks bought by one person = 1.50

Number of people in a group = n

y = total cost in dollars

y= n($5.5 + 1.50)

y = n * $7

y = $7n

b) Each person's purchase of hot dogs will cost $5.5 (2*2.75).  When the cost of hot dogs per person is added to the cost of drinks per person, we have $7 ($5.50 + 1.50).  This implies each person will consume hot dogs and drinks worth $7.  The total cost will then be $7 multiplied by n, the number of people ($7n).  

In Jamie's closet the ratio of pairs of boots to pairs of sneakers is 3:6. If she has 6 more pairs of sneakers
than boots, how many pairs of boots does she have?

Answers

6 pairs of boots

mark me brainliest if the answer is correct, thank you in advance :)

Can anyone help me with this

Answers

Answer:

B: 10n⁵ + 11n³ - 6

Step-by-step explanation:

(-3 + 3n⁵ + 6n³) + (7n⁵ + 5n³ - 3)

To add the variables, you can only combine the variables with the same degree.

Because you are adding the polynomials, you can remove the parentheses.

-3 + 3n⁵ + 6n³ + 7n⁵ + 5n³ - 3

Now you can combine the variables that are raised to the same degree.

(-3 - 3) + (3n⁵ + 7n⁵) + (6n³ + 5n³)

Now simplify within the parentheses.

(-6) + (10n⁵) + (11n³)

Now reorder the variables from greatest to least degree.

10n⁵ + 11n³ - 6

I need the simplified expression for this please ​

Answers

Not a hundred percent sure but this what I got

Answer:

9x-3

Step-by-step explanation:

3(2x-1)+3x

The first thing you would want to do is to distribute 3(2x-1) or in other words to get rid of the parenthesis.

3(2x-1) = 6x-3

The expression so far is : 6x-3+3x

Now you would add like terms which are the 6x and 3x = 9x

Expression now: 9x-3

The final answer is 9x-3.

If you are wondering why this is the answer because you can’t solve an (x) from a number because they are not like terms.

Hope this helps!

Which is the graph of the given function?
F(t)=4sin(3t)

Answers

Answer:

It's D or A

Step-by-step explanation:

In a class of 125 students, 28 are computer science majors, 52 are mechanical engineering majors, 12 are civil engineers and the rest are general engineering majors. Assume students only have one major. If a student is chosen at random what is the probability they are:

Answers

Answer:

The probability none mechanical engineering majors is 0.03967.

Step-by-step explanation:

Given that,

Total students = 125

Number of students in computer science = 28

Number of students in mechanical engineering = 52

Number of students in civil engineering= 12

Suppose six students from the class are chosen at random what is the probability none are mechanical engineering majors?

We need to calculate the probability none are mechanical engineering majors

Using given data

None mechanical engineering majors = [tex]\dfrac{125-52}{125}=0.584[/tex]

If six students from the class are chosen at random then

The probability none are mechanical engineering majors will be

[tex]P_{nme}=(0.584)^6[/tex]

[tex]P_{nme}=0.03967[/tex]

Hence, The probability none mechanical engineering majors is 0.03967.

Evaluate 2xcubed if x= 3/4

Answers

9514 1404 393

Answer:

  27/32

Step-by-step explanation:

2x³ for x = 3/4 is ...

  2(3/4)³ = 2·3³/4³ = 2·27/64 = 27/32

please answer for branliest quick

Answers

Answer:

18 square units :)

Answer:

18

ummmmmm so yea

Lines with the same slope and a different y intercept never intersect.



TRUE OR FALSE?

Answers

Answer:

True

Step-by-step explanation:

Lines with the same slope and different y-intercepts are considered parallel. As they extend forever, the lines will never intersect.

Can somebody please help me with this question

Answers

Answer:

number 2

Step-by-step explanation:

A cougar did not attack to the victim.ibthinj this is answer

E
Learning Task 2: Solve each proportion. Write your answer in your notebook
=
1) 5/12 = 35/n
2) n/52 = 180/ 120
3) 18/n = 21/28
4) n/4 = 24/6
5) 10/16 = n/56
11
PIVOT 4A CALABARZON Math G6​

Answers

Answer:

1) [tex]n = 84[/tex]

2) [tex]n = 78[/tex]

3) [tex]n = 24[/tex]

4) [tex]n = 16[/tex]

5) [tex]n = 35[/tex]

Step-by-step explanation:

To solve each proportion, we apply cross multiplication.

Question 1:

[tex]\frac{5}{12} = \frac{35}{n}[/tex]

[tex]5n = 35*12[/tex]

Simplifying both sides by 5

[tex]n = 7*12 = 84[/tex]

Question 2:

[tex]\frac{n}{52} = \frac{180}{120}[/tex]

[tex]120n = 52*180[/tex]

Simplifying both sides by 20

[tex]6n = 52*9[/tex]

Simplifying by 3

[tex]2n = 52*3[/tex]

Simplifying by 2

[tex]n = 26*3 = 78[/tex]

Question 3:

[tex]\frac{18}{n} = \frac{21}{28}[/tex]

[tex]21n = 18*28[/tex]

Simplifying both sides by 7

[tex]3n = 18*4[/tex]

Simplifying both sides by 3

[tex]n = 6*4 = 24[/tex]

Question 4:

[tex]\frac{n}{4} = \frac{24}{6}[/tex]

[tex]\frac{n}{4} = 4[/tex]

[tex]n = 16[/tex]

Question 5:

[tex]\frac{10}{16} = \frac{n}{56}[/tex]

[tex]16n = 56*10[/tex]

Simplifying by 2, both sides

[tex]8n = 56*5[/tex]

Simplifying by 8, both sides

[tex]n = 7*5 = 35[/tex]

The given expressions can be evaluated by using the arithmetic operations in order to find the value of 'n' in each case.

1) 5/12 = 35/n

Cross multiply in the above expression.

5n = 35 [tex]\times[/tex] 12

Further, simplify the above expression.

n = 84

2) n/52 = 180/120

Cross multiply in the above expression.

180n = 120 [tex]\times[/tex] 52

180n = 6240

Divide 180 by 6240 in the above expression.

n = 34.67

3) 18/n = 21/28

Cross multiply in the above expression.

18 [tex]\times[/tex] 28 = 21n

504 = 21n

Divide 504 by 21 in the above expression.

n = 24

4) n/4 = 24/6

Cross multiply in the above expression.

6n = 24 [tex]\times[/tex] 4

6n = 96

Divide 96 by 6 in the above expression.

n = 16

5) 10/16 = n/56

Cross multiply in the above expression.

10 [tex]\times[/tex] 56 = 16n

560 = 16n

Divide 560 by 16 in the above expression.

n = 35

For more information, refer to the link given below:

https://brainly.com/question/13101306

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