find lub and glb of the following set E={0.2, 0.23, 0.234, 0.2343, 0.23434, 0.234343,.....}​

Answers

Answer 1

The lub is 0.23[tex]\mathbf{\overline{43}}[/tex], while the glb is 0.2

The given set is presented as follows;

E = {0.2, 0.23, 0.234, 0.2343, 0.23434, 0.234343,...}

The least upper bound, lub, of a set, E, is known as the supremum of the set which is the number B such that all x ∈ E are of the value x  ≤ B, while there all y ∈ E has a x ∈ E such that t < x

Therefore;

The supremum, lub of the given set is 0.23[tex]\overline{43}[/tex]

The greatest lower bound, glb, b, also known as the infimum, is defined as follows;

b is the greatest lower bound if for all xE then x ≥ b

Given that b < t, then where x ∈ E, there exist a x < t

The glb of the given set is 0.2

Learn more about lub, supremum, glb, infimum, here;

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Related Questions

Is 3.6 a integer or a whole number?

Answers

36 is a whole number.

Answer:

The number 3.6 is a rational number.

All numbers that can be represented as fractions made of two integers (whole numbers) are considered to be

what percent is equal to 7/25​

Answers

28% because 25x4=100 7x4=28

the cost of a ticket to the circus if $23 for children and $48 for adults. on a certain day at the circus the attendance was 1,100 and the total gate revenue was $45,300. How many children and adults bought tickets?

Answers

Step-by-step explanation:

Let adults = a and children = c,

(1) a + c = 1100

(2) 48a + 23c = 45300

From the (1) equation, a = 1100 - c

Then substitute a = 1100 - c into (2),

48(1100 - c) + 23c = 45300

52800 - 48c +23c = 45300

-25c = -7500

c = 300

Substitute c = 1500 into a = 1100 - c,

a = 1100 - 300

a = 800

Therefore, 800 adults and 300 children bought the tickets

de la
QUESTION 8
The hospital has allotted 120 days of inservice for every 15 departments. How many days of inservice can each department use?
I

Answers

Answer:

in 8 days

Step-by-step explanation:

soln

given,

total days=120

department=15

we know,

120/15

=8

•°•8days are given to each department.

Consider the geometric series modeling Pete's total and the formula for finding the sum of a series. Use this
information to determine the total amount of allowance Pete will be paid over the 16 weeks.
Type the correct answer in the box. Use numerals instead of words.
Over the span of 16 weeks, Pete will be paid a total of $
in allowance.

Answers

Answer:

655.35

Step-by-step explanation:

got it right on edmentum

Evaluate the expression (2²x² over xy³ )² for x = 4 and y == 2.​

Answers

Answer:

4

Step-by-step explanation:

HELP ME PLEASE 10 POINTS SCIENTIFIC NOTATION​

Answers

2,100,000.

Move the decimal point six places to the right spawning zeros. You will get 2million 100k.

If exponents get negative move the decimal point to the left spawning zeros in front.

Hope this helps :)

Shaswant lent a sum of 44,000 to his friend Rahul at 10 percent p a. After 2 years and 6months his friend paid him To 40,000 with a cow. What was the price of cow.?​

Answers

Answer:

4000 because a cow is 4000 and he gave 40000

cause he used it for sinething

James purchased five acres of land fo 75,000 what was the cost per acre

Answers

Answer:

$15,000

Step-by-step explanation:

James purchased a total of 5 acres of land for a total price of $75,000. To find the cost of each individual acre, simply divide the total cost with the total amount of acres purchased:

[tex]\frac{total price of land bought}{total amount of acres} = \frac{75000}{5} = 15000[/tex]

The cost per individual acre, assuming all of them cost the same, is $15,000.

~

Answer:

15000

Step-by-step explanation:

Since

5 acres = 75000

therefore,

the cost price per acre would be

total cost price ➗ 5

7500/5= 15000

A rectangle has an area of 616 m² and a width of 22m. What is its length?

Answers

Answer:

l=28m

w Width

22

m

A Area

616

Using the formula

A=wl

Solving forl

l=A

w=616

22=28m

hope this will help you

make me brainliest

Answer:

Solve for length

l=28m

W= Width

22

m

A= Area

616

Using the formula

A=wl

Solving formula

l=A

W=616

22=28m

If the width of the dining room table is w feet, and the length is 3w - 2 feet, write an
algebraic expression that represents the perimeter of the table.

Answers

Formula for perimeter: width + width + length + length

Algebraic expression: w + w + (3w - 2) + (3w - 2)

An algebraic expression that represents the perimeter of the table is,

⇒  Perimeter = 8w - 4

What is an expression?

Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.

Given that;

The width of the dining room table is w feet,

And, the length is 3w - 2 feet,

Now, We know that;

Perimeter of rectangle = 2 (length + Width)

Hence, An algebraic expression that represents the perimeter of the table is,

⇒ Perimeter = 2 (3w - 2 + w)

⇒ Perimeter = 2 (4w - 2)

⇒ Perimeter = 8w - 4

Thus, An algebraic expression that represents the perimeter of the table is,

⇒  Perimeter = 8w - 4

Learn more about the mathematical expression visit:

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What is the perimeter of half of a circle with a diameter of 14 inches?

Answers

Answer:

35.991

Step-by-step explanation:

Gabrielle's age is two times Mikhail's age. The sum of their ages is 30 . What is Mikhail's age?

Answers

Step-by-step explanation:

G=2m

m+G=30

m +2m =30

3m=30

m=10

3. Convert 10% into fraction.​

Answers

1/10 or 10/100 is the answer !

1/10 to get your answer

10÷100=

0.1=1/10

Try Again
Suppose that 16 inches of wire costs 48 cents.
At the same rate, how many inches of wire can be bought for 36 cents?
I inches
X Х
$
?

Answers

answer:
12 inches
step-by-step explanation:
16 inches of wire = 48 cents
48/16
3 cents for each
36/3
12 inches

How many quarts are there in 4 gallons and 6 pints?

Answers

4 Gallon is 20 Quarts

6 pints is 3 Quarts

Total = 20+3

=23 Quarts

Therefore 4 Gallons and 6 pints are 23 Quarts

Must click thanks and mark brainliest

find the mean deviation about mean for rhe following data 3,9, 5, 3, 12, 10, 18, 4, 7, 19, 21

Class 11th​

Answers

Answer:

10.1(approx)

Step-by-step explanation:

3+9+5+3+12+10+18+4+7+19+21/11

=111/11=10.09/10.1(approx )

SEE IMAGE FOR SOLUTION.

HOPE IT HELPS.

HAVE A GREAT DAY

TRSU is a rhombus. Find SU.

Answers

Answer:

SU = 1

Step-by-step explanation:

First because all sides are equal set the two sides equal to each and solve for x

2x + 5 = 5x + 2

Isolate the x-terms

2x + 5 - 2 - 2x = 5x + 2 - 2 - 2x

5 - 2 = 5x - 2x

3 = 3x

Divide both sides by 3

x = 1

Answer:

it’s 7

Step-by-step explanation:

You will need _____ml of the 95% solution

Answers

70 mL=25% alcohol

?mL=90% alcohol

90×70÷25

=252 mL

I think do like this....I'm not sure

Hope this help you

9514 1404 393

Answer:

  420 mL

Step-by-step explanation:

Let x represent the amount of the 95% solution needed in the mixture. The the total amount of alcohol in the mixture is ...

  0.25×70 + 0.95(x) = 0.85(70 +x)

  0.10x = 42 . . . . . . . . subtract 17.5+0.85x

  x = 420 . . . . . . . . divide by 0.10

You will need 420 mL of the 95% solution.

__

Additional comment

There will be 70+420 = 490 mL of solution, of which 85%, or 0.85×490 = 416.5 ml is alcohol. That alcohol is the total of 0.25×70 = 17.5 mL of alcohol from the 25% solution and 0.95×420 = 399 mL of alcohol from the added 95% solution. (17.5 +399 = 416.5)

HELLPPPPPPPPPPPP,,,,,,,,,,,

Answers

Answer:

#6 is D

#7 is A

Step-by-step explanation:

#6

-1/3(6x+15)-3

Distribute the -1/3

-1/3 times 6x is -2x

-1/3 times 15 is -5

-2x-5-3

-2x=8

#7

-12z-5z=85

COmbine like terms

-17z=85

Divide both sides by -17

z=-5

please help!!!


find the measure of the largest interior angle of this polygon ​

Answers

Answer:

122 or (3x-4).

Step-by-step explanation:

First, let's take a look at the polygon

The polygon has 5 sides.

We can calculate it's sum of interior angles by using (n-2)*180

Here, number of sides(n)=5

Therefore, (n-2)*180=(5-2)*180=3*180=540

Now that we got that out of the way, let's solve for x

2x+9+3x-8+3x-4+3x-10+2x+7=540

or,13x-6=540

or,13x=546

or,x=42

Now, solve for each interior angle,

2x+9=93

3x-8=118

3x-4=122

3x-10=116

2x+7=91

The largest here s 122 which is 3x-4.

SO, the largest interior angle=122 or (3x-4).

Find the percent notation of 2.2

Answers

Answer:

2.2 x 100 = 220%

Step-by-step explanation:

To convert from decimal to percent, just multiply the decimal value by 100. In this example we have: 2.2 × 100 = 220% (answer). ➥ The ease way: 1) Move the decimal point two places to the right: 2.2 → 22 → 220.

I hope this will help you

it give f(x) = x-3x⁴ +2x³ -4x² +5x -10 and f(4)(x)?​

Answers

Answer:

f(x) + f(4)

Step-by-step explanation:

TRUST ME DO THIS PROCESS


Pencils are sold in a local store for 55 cents each. The factory has $1300 in fixed costs
plus 15 cents of additional expense for each pencil made. Assuming all
pencils manufactured can be sold, find the break-even point.
Break-even point:

Answers

Answer:

3250 pencils sold

Step-by-step explanation:

Let x represent the number of pencils.

The profit from the pencils sold can be represented by 0.55x, and the cost from making the pencils can be represented by 1300 + 0.15x.

Set these two terms equal to each other, and solve for x:

0.55x = 1300 + 0.15x

0.4x = 1300

x = 3250

So, the break even point is at 3250 pencils sold.

Solve the inequality: |4w – 2|-6>8 PLEASE HELP

Answers

Hi ;-)

[tex]|4w-2|-6>8 \ \ /+6\\\\|4w-2|>14\\\\4w-2>14 \ \text{or} \ 4w-2<-14\\\\4w>14+2 \ \text{or} \ 4w<-14+2\\\\4w>16 \ /:4 \ \text{or} \ 4w<-12 \ \ /:4\\\\\huge\boxed{w>4 \ \text{or} \ w<-3}[/tex]

Answer:

[tex] |4w - 2| - 6 > 8 \\ |4w - 2| > 8 + 6 \\ |4w - 2| > 14 \\ remove \: mode \\ then \: two \: possibilities \\ 4w - 2 > 14 \: or \: 4w - 2 > - 14 \\ 4w > 14 + 2 \: or \: 4w > - 14 + 2 \\ 4w > 16 \: or \: 4w > - 12 \\ w > 4 \: or \: w > - 3 \\ then \: option \: (1) \\ thank \: you[/tex]

Please help me! I need answer asap

Answers

answer:
D. 1/10
step-by-step explanation:
1/2 of 1/5
1/5 = 2/10
1/2 of 2/10
1/10

Answer:

1/10

Step-by-step explanation:

1/5*1/2

1/10

Find the solution of the exponential equation, as in Example 1. (Enter your answers as a comma-separated list.)
e1 − 3x = e4x − 3
x=_______

Answers

Answer:

Hello,

Very bad written!!!

Step-by-step explanation:

[tex]e^{1-3x}=e^{4x-3}\\\\1-3x=4x-3\\\\7x=4\\\\\boxed{x=\dfrac{4}{7} }\\[/tex]

What are the solutions of the equation (x + 2)2 + 12(x + 2) – 14 = 0? Use u substitution and the quadratic formula to
solve.

Answers

..... Here

This is the answer

Help me find the Area.Please I beg of you

Answers

Answer:

7 Vertices

Step-by-step explanation:

Vertices means the sharp "points" of a shape.

I believe you were mistaken vertices with area

find the surface area of the prism.​

Answers

Answer:

6*8=48km....10*6=60...6*8=48....6*6=36 total =192km

Answer:

s=(2BaseArea) +(Base perimeter/hight

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