2. Give recursive definitions for the following sets. a. The set of all strings over {a, b} containing at least one "a". b. The set of odd-length binary strings that end with 00.

Answers

Answer 1

Answer:

Two definition of sets of all strings and sets of odd length binary are given

Step-by-step explanation:

A.) Suppose A is the string of contain at least one a:A = a

B will be same as it is b:B = b

Sets of the union of the AB  and BA in which A followed B and corresponding B will follow A. Set = will (AB) (BA) = (*a*, *b*) (*b*, *a* )….

B.) There is the regular expression is compared with two 00 which is surrounded by the 0+1 that accepted at least two 0s.


Related Questions

5x - 3x - 2
Completely factor each of the following expressions

Answers

Answer:

2x−2

Step-by-step explanation:

If f = 40 cm and g = 41 cm, what is the length of e?

A. 9 cm B. 57 cm C. 11 cm D. 13 cm

Answers

Answer:

13 cm

Step-by-step explanation:

because its represents the line parts

Answer:

The answer is 9

Drag & Drop: Order these rational numbers from least to greatest

Answers

Answer:

-9.3

-7.2

2.05

2.3

4.06

4.32

4.35

21.3

Step-by-step explanation:

negatives go 1st. the bigger the number would be positive means its a smaller negative. then you just order the positive numbers least to greatest

No sé nada de esto, solo quiero los puntos, así que no se enoje conmigo por tener que publicar algunas preguntas, traduzca esto y, a cambio, responderé una pregunta realmente seria. entonces byeeeeeeee

Any one pls...............

Answers

Answer:

151.9 or 15.2

Step-by-step explanation:

angle A is a compliment of angle b and m angle b = (6-5x) degrees and m angle a =(7-2x)degrees find m angle a

Answers

Answer:

61

Step-by-step explanation:

A + B = 90

6 - 5x + 7 - 2x = 90

13 - 7x = 90

- 7x = 90 - 13

- 7x = 77

- x = 77 / 7

x = - 11

A: 6 - (5 * - 11) = 6 + 55 = 61

B: 7 - (2 * -11)  = 7 + 22 = 29

Together they equal 90 as they should.

9=18 divied by i need helps

Answers

Answer:

18 divided by 9 = 2 is that what you need help with?

Step-by-step explanation:

I can't understand what this means, but here are some answers if they help.

9 divided by 18 would be (one half, or 1/2)

9 divided by a number to get 18 would be again, (one half, or 1/2)

18 divided by 9 is (2).

PLZ!!!! HELP ASAP!!! Problem is in the picture

Answers

Step-by-step explanation:

pythagoras theorem: c²=a²+b²

Where c= longest side of a right angle triangle

AB= 6+r = c

AD= 12 =a

CD= r =b

(6+r)² = 12²+ r²

36+12r+r² =144 +r²

12r+r²-r²=144-36

12r=108

r= 108/12

r=9



Manuel noticed that his cellphone bill reflected a monthly fee of
$40 as well as a charge for $0.05 per minute on the phone.
Manuel lost his August phone bill, but remembers that he paid
$48 total for the month. How many minutes did he spend on the
phone in August? Fill in the blank with a number only.

Answers

Answer:

He spent on 16 minutes

Step-by-step explanation:

Given

[tex]Base\ Amount = \$40[/tex]

[tex]Charge = \$0.5[/tex] per minute

[tex]Total = \$48[/tex]

Required

Determine the number of minutes

Let the number of minutes be n

If 1 minute costs $0.5

n minutes would cost $0.5n

The relationship between the given parameters is

[tex]Total = Base\ Amount + Charges[/tex]

Substitute values for each of the above

[tex]48 = 40 + 0.5n[/tex]

Solve for 0.5n

[tex]0.5n = 48 - 40[/tex]

[tex]0.5n = 8[/tex]

Solve for n

[tex]n = 8/0.5[/tex]

[tex]n = 16[/tex]

He spent on 16 minutes

PLS HELP IM TIMED!!!!!!
What value should go in the empty box to complete the calculation for finding the product of 23.456 x 0.86

Answers

Answer:

 1,876,480!

Step-by-step explanation:

Answer:

The answer is 1,876,480

Step-by-step explanation:

23,456

x         .86

If we calculate the conventional way,

This gives us 23,456 * (6 + 80)

= (23,456 * 6) + (23,456 * 80)

First, we multiply 23456 by 6, the figures obtained will be 140736 (which is given in the question)

Next, we multiply 23456 by 80, the figures obtained will be  1,876,480

The third option is the correct answer

I hope this helps!!


Melanie is reading a book that has 335pages. She has already read 111pages of the book and will read an additional 16 pages
per night. Find how many more nights it will take Melanie to finish the book.

Answers

She will take 14 more nights to finish the book
335-111=224
224/16= 14 (this is division)

Tim's grandfather lends him $105 to buy
a new cell phone. Each week Tim pays hls
grandfather $15. How many weeks will it
take Tim to pay back all the money?

Need ASAP

Answers

Answer:

7 weeks.

Step-by-step explanation:

Divide 105 by 15, after working with all the numbers you should get 7. Your answer is 7 weeks! Hope it helped!

OwO

It will take tim 7 weeks.
Explanation: 105 divided by 15 is 7.

What are the solutions to (x + 7)2 = 81?
O A. -74 and 88
O B-2 and 16
O C. -88 and 74
O D. -16 and 2
Please answer as fast as possibleee !!

Answers

Think of the binomial squared as its own squared term.

Since the squared term is isolated, we can take the square root of both sides.

On the left, the square root removes the square and we have x + 7.

On the right, the square root of 81 is ± 9.

*Always use plus or minus when taking square root of both sides*

So we have x + 7 = ± 9.

Now, split things up into two separate equations.

Solving each equation from here, we find that x = -2 or x = 16.

We can write this as {-2, 16}.

The solutions to the equation [tex](x + 7)^2 = 81[/tex]  are x = 2 and x = -16.

The correct option is D.

To find the solutions to the equation [tex](x + 7)^2 = 81[/tex] , we can start by taking the square root of both sides of the equation. However, since we have a squared term, we need to consider both the positive and negative square roots.

Taking the square root of both sides, we have:

[tex]x + 7 = \pm \sqrt{81}[/tex]

Simplifying the right side, we get:

x + 7 = ±9

Now, we can solve for x by subtracting 7 from both sides:

x = -7 ± 9

This gives us two possible solutions:

x = -7 + 9 = 2

x = -7 - 9 = -16

Hence, the correct answer is option D: -16 and 2.

To learn more about the quadratic equation;

https://brainly.com/question/17177510

#SPJ6

find two consecutive odd integers whose sum is 16​

Answers

Answer:

  7, 9

Step-by-step explanation:

The average of the two is the even integer between them:

  average = sum/2 = 16/2 = 8

The two odd integers are 7 and 9.

_____

In this case, the divisor for the average is 2, because there are 2 integers in the sum.

Farmer Bauder can't remember how many pigs and how many chickens he has. He knows that together the animals have 8 heads and 22 legs. How many pigs and how many chickens does farmer Bauder have?​

Answers

Answer:

He has 3 pigs and 5 chickens

Step-by-step explanation:

Because pigs have 4 legs and 3 pigs would be 12 legs and then chickens have 2 legs so 5 chickens times 2 would be 10. Therefore he has 3 pigs and 5 chickens

The ratio of boys to girls in the 10th grade at Hazlehurst High School is 5:7. If there are 600 students
in the 10th grade, how many are girls?

Answers

Answer:

350

Step-by-step explanation:

Total ratio: 12

600/12

each ratio has 50 students

that means the boys are 5 * 50= 250

the girls are 7 * 50 =350

What value should go in the empty boxes to complete the calculation for finding the product of 0.37 * 0.42

Answers

Answer:

0.1554

Step-by-step explanation:

.37x.42=.1554

Is 7 a solution to 4x=21

Answers

Answer:

No

Step-by-step explanation:

7 would be the solution to 3x=21, the solution to 4x=21 is 21/4 or 5.25.

The answer would be 5.25 :)

is 0.085 greater or lesser than 85 thousandths

Answers

Answer: they are they same

Step-by-step explanation:

they are the same ! 0.085 = 85/1,000

Challenge question. Develop a formula for calculating the perimeter of a rectangle whose length is exactly twice its width?​

Answers

Answer:

A

=

200

f

t

2

Explanation:

Let the width be  

x

, then the length is  

2

x

Perimeter

=

x

+

2

x

+

x

+

2

x

=

60

6

x

=

60

x

=

10

   

this is the width

2

x

=

20

   

this is the length

Area

=

l

×

b

A

=

20

×

10

A

=

200

f

t

2

The area is  

200

f

t

.

2

Explanation:

Always draw a picture for this type of question to help you visualize what's going on. When you do that, label the shorter side of your rectangle  

w

. Label the longer side  

l

=

2

w

, or just  

2

w

, since the length is twice the width.

Add up the sides and set them equal to  

60

:

w

+

w

+

2

w

+

2

w

=

60

6

w

=

60

6

w

6

=

60

6

w

=

10

So the width is 10 ft, and the length that is two times as long is 20 ft.

The formula for area is length times width, so plug in our new values:  

l

w

=

20

10

=

200

f

t

.

2

Hope that helps!!

{(-1,1),(7,4),(3,0),(-5,-1)}
Is this a relation or a function

Answers

it is a relation, not a function

Find the missing length.

Answers

Answer:

  4.8

Step-by-step explanation:

The mnemonic SOH CAH TOA reminds you that the relation between angles and sides of a right triangle is ...

  Tan = Opposite/Adjacent

  tan(75°) = 18/x

Solving for x gives ...

  x = 18/tan(75°)

  x ≈ 4.8

The following tables represent a function and its inverse. Compare the functions. h(x) h–1(x)

Answers

Answer:

A, D, E

Step-by-step explanation:

for a function in its inverse, the domain and range are switched.  

Answer:

ADE

Step-by-step explanation:

ADEADEADEADE

3.8 in a fraction usin intergers

Answers

Answer:

38/10

Step-by-step explanation:

hope this helps uwu

38/10 you simplify that and you get 19/5

x-9=y+2
is it linear or nonlinear

Answers

Answer:

x - 9 = y +2 => y = x - 11

It is linear because the exponent of x number is equal to 1.

Hank is a salaried plus commission employee. Hank has a monthly salary of $2,500 and earns 5.5% commission on all
sales. Which of the following expressions represents Hank's total earnings in one month if he has $6,300 in sales?
a. 2,500 + (0.055)(6,300)
b. 2,500 + (5.5)(6,300)
C. (2,500) (5.5) + 6,300
d. (2,500) (0.055) + 6,300
Please select the best answer from the choices provided
B
ОООО
Save and Exit
Next
Submit
Mark this and retum

Answers

Answer:

the answer is A.

Step-by-step explanation:

I just took the test

0.005 is 1/10 of 0.05.

Answers

Answer:

True.

Step-by-step explanation:

Let 0.005 is x times of 0.05. It can be solved as follows :

0.005 = 0.05x

Dividing both sides by 0.05,

[tex]\dfrac{0.005 }{0.05}=\dfrac{0.05}{0.05}x\\\\x=\dfrac{0.005 }{0.05}\\\\x=0.1\\\\\text{or}\\\\x=\dfrac{1}{10}[/tex]

So, 0.005 is 1/10 of 0.05. Hence, the given statement is true.

Abdul invests $5,000 at an interest rate of 4%, compounded quarterly. How much is the investment worth at the end of 3 years?
O A. $624.32
O B. $5624.32
C. $634.13
O D. $5634.13

Answers

I think is b !!!!!!!

Find the sample standard deviation:
2 6 15 9 11 22 1 4 8 19
A) 6.3.
B) 7.1.
C) 6.8.
D) 2.1

Answers

Answer:

B. 7.1

Step-by-step explanation:

Given the sample data 2 6 15 9 11 22 1 4 8 19, before we can get the standard deviation, we need to first calculate the mean.

mean = 2 +6 +15 +9 +11 +22 +1 +4 +8 +19/10

mean = 97/10

mean = 9.7

Standard deviation for ungrouped data is expressed using the formula;

[tex]S = \sqrt{ \dfrac{\sum(x-\overline x)^2}{n-1} }[/tex]

[tex]\overline x \ is\ the \ mean\\n \ is \ sample \ size[/tex]

[tex]S = \sqrt{\frac{(2-9.7)^2+(6-9.7)^2+(15-9.7)^2+(9-9.7)^2+(11-9.7)^2+(22-9.7)^2+(1-9.7)^2+(4-9.7)^2+(8-9.7)^2+(19-9.7)^2}{10-1} }\\ S = \sqrt{\frac{(-7.7)^2+(-3.7)^2+(5.3)^2+(-0.7)^2+(1.3)^2+(12.3)^2+(-8.7)^2+(-5.7)^2+(-1.7)^2+(9.3)^2}{10-1} }\\\\S = \sqrt{\dfrac{59.29+13.69+28.09+0.49+1.69+151.29+75.69+32.49+2.89+86.49}{10-1} }\\\\\\S = \sqrt{\dfrac{452.1}{9} }\\\\S = \sqrt{50.23}\\ \\S = 7.08\\\\S \approx 7.1[/tex]

Hence the standard deviation of the sample data is 7.1

What is 6 quarts converted into pints

Answers

Answer:

48 pints

Step-by-step explanation:

8 pints in a quart

8x6 = 48

Answer:

12 pints

Step-by-step explanation:

for every 1 quart, it is equal to 2 pints, so 6x2=12

what is the quotient of 9 and 3

Answers

Answer:

9/3=3

Step-by-step explanation:

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