Define the term rational number and give at least one example.

Answers

Answer 1

Answer:

A rational number is a number that can be expressed as a fraction where both the numerator and the denominator in the fraction are integers. The denominator in a rational number cannot be zero. Expressed as an equation, a rational number is a number. a/b, b≠0. where a and b are both integer

Step-by-step explanation:

All rational numbers are algebraic. ...

The quadratic surds (irrational roots of a quadratic polynomial ax2 + bx + c with integer coefficients a, b, and c) are algebraic numbers. ...

The constructible numbers are those numbers that can be constructed from a given unit length using straightedge and compass. ...

Answer 2

Answer:

A rational number can be divided by two integers

1.5~Is a rational number because it = 3/2~

~3 and 2 are both integers~


Related Questions

guys i need help on this whats 5x^3-10x-4x^2+8=0

Answers

Answer:

the answer is your dog is getting more action than you

What is the value of x? Please explain and answer

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x=12. then you use x and find the lenght of each side.

how do i solve this?

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Step-by-step explanation:

You need to solve for x.

You can do that by either setting both of the equations equal to each other. or Solve each one separately and subtract the EG equation from the EW to get GW

i need help!! Please ASAP

Answers

Answer:

It would be Square root of 38, and square root of 44 because they are all between 5 and 10. I'm sure you don't need their exact values, but that's them.

If you have nay more questions let me know! :)

find the value of x.
4.
122°
100°
to
144

Answers

Answer:

84 degrees i think

Step-by-step explanation:

polygons have their interior angles add up to 540, so you just add up all the angles given and subtract them from 540, then you get your answer.

PLEASE HELP WILL NAME BRAINLEST
determine which lines, if any, must be parallel. Explain your reasoning

Answers

Answer:

All of them are parallel

Step-by-step explanation:

This is due to the all of the 90 degree angle which would make the rest of the line a would be another 90 degree angle Which are found on every line. This would make all of the lines parallel because it is a total of 180 degrees.

Which one of the following is a ratio that is equivalent to 3:5? *
6:12
O
9:15
O 10:16
O 30:60

Answers

the answer should be 9:15

Hello. Ik im going to get a warning for this and it will get reported but, I DO have a question. Do u think my math teacher will get susspisous if i get all three test 100% bc i been using brainly? Also math is my WORST subject but i still get A's in it.
wut'da think?? Should i learn the real math or wut. i think i should learn the real math tho.....

Answers

He probably won't get too suspicious if you get 100% on three quizzes when you regularly get A's in that class.  A ninety-something percent jump to a 100 is less than a 10-point increase.  

That being said, it's still best to learn the math so that you don't become dependent on using Brainly for every question.  Maybe only use it when you're having a lot of trouble with a particular problem or concept; but some of the explanations on here are actually really helpful in teaching things.

What is the answer Timothy curtain company is making curtains for a local hotel he wants each certain to be 48 inches long at the fabric store from Vegas sold by the foot and Timothy's certain company wants to make 45 curtains how many feet of fabric but you need 1 inch equals one12 foot

Answers

Answer:

180 feet

Step-by-step explanation:

The length of each curtain = 48 inches. Let the length of the curtain in feet be represented by x.

But,

1 inch = 12 feet

So that,

48 inches = x feet

⇒ x = [tex]\frac{48}{12}[/tex]

      = 4

Thus,

48 inches = 4 feet

The number of feet of fabric needed for 45 curtains can be determined as:

45 x 4 feet = 180 feet

Therefore, 180 feet of fabric would be needed to make 45 curtains.

Mia's work to find the slope of a trend line through the points (3, 10) and (35, 91) is shown below. Mia's Work Step 1 StartFraction 3 minus 35 Over 10 minus 91 EndFraction Step 2 StartFraction negative 32 Over negative 81 EndFraction Step 3 StartFraction 32 Over 81 EndFraction What was the first error that Mia made?

Answers

Answer:

Mia switched the numerator and the denominator.

Step-by-step explanation:

i got it right on edge 2020

and uh also because its y2 - y1 over x2 - x1, not x2 - x1 over y2-y1.

Answer:

C

Step-by-step explanation:

What’s the answer to this math problem

Answers

Answer:$240.00

Step-by-step explanation:

$240.00

Answer:

It depends on how much the computer costs originally and the model of computer.

Step-by-step explanation:

Say the computer costs 151.98 USD with the tax added, then the computer would cost 148.00 USD without tax.  Or if the computer costs 162.79 USD with the tx added, then the computer would cost 160.00 USD without tax. It's the same for the rest but it also depends on the model of computer. (My calculations of adding 3 or 2 USD as the tax is just for example, i don't know how they calculate tax for computers)

151.98-148.00= 3.98$

162.79-160.00=2.79$

Question : If lines BG and CF are parallel, then OLF = OMG. Is this statement correct? Explain your answer.

Answers

Answer:

Yes this statement is correct.

Step-by-step explanation:

just mental math

The statement given that ∠OLF = ∠OMG is found to be; Correct from theorem of corresponding angles.

We are told that;

BC is parallel to CF

Now, we are told that;

∠OLF = ∠OMG

We can see that line DH is a transverse line that crosses the two parallel lines given as BG and CF

Now, according to theorem of corresponding angles, the angle's that are formed when two parallel lines are crossed by a transverse line are said to be equal because they correspond to one another.

In conclusion, it is true from corresponding angles that ∠OLF and ∠OMG are equal.

Read more about corresponding angles at; https://brainly.com/question/12054594

[tex](\frac{2}{3} )/(\frac{3}{4} )=\frac{7}{6} \\[/tex]

Answers

Answer:

not true

Step-by-step explanation:

The actual answer is 8/9.

text
Calibri
11
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There are many different ways to write down an equation for a line like the one in the problem. Does
y-3/x-6=2represent the line? What about y-6/x-6=5What about y+5/x-1=2? Explain your reasoning
1.
2.
3.

Answers

Thislink has the answer: https://brainly.com/question/19701013?answering=true&answeringSource=greatJob%2FquestionPage%2F3

Answer:

Step-by-step explanation:

If m AOC=48° and m BOC=21°, then what is the measure of m AOB?
a. 24°
b.32°
c.27°
d.29°​

Answers

Answer: c. 27

Step-by-step explanation: 48-21=27

Jocelyn estimates that a piece of wood measures 5.5 cm. If it actually measures 5.62 cm, what is the percent error of Jocelyn's estimate?

2.14%

2.18%

12%

46.83%

Answers

Answer:

Step-by-step explanation: They measured the length to be 5.08 cm, the width to be 5.09 cm, and the ... The actual volume of the block is 15.3 cm3. What is the percent error? thanks for your help in advanced. ... were measuring the volume of a cube shaped wooden block. ... Should I convert units before or after solving the problem?

Steve purchases mushrooms at the grocery
store. Mushrooms are priced at $2.50 a
pound. Steve purchases 5 pounds of
mushrooms. When he goes to the register he
gives the cashier money and receives back
$7.50. How much money did Steve give to the
cashier?

Answers

He gave 20$ hope this helped! BRANLIEST plz

Answer:

$20.00

Step-by-step explanation:

Multiply $2.50 by 5 to get the grand total of $12.50. Then, add the change he was given back to get the amount that was paid. 12.50 + 7.50 = $20.00

Please help i'l Gove you brainiest

Answers

Answer:

B.Plot a point at the slope

Step-by-step explanation:

1/3 as a number is wat thanks and have a good day aight

Answers

0.33... (it goes on forever)

To get from point A to point B you must avoid walking

through a pond. To avoid the pond, you must walk 34 meters

south and 41 meters east. To the nearest meter, how many

meters would be saved if it were possible to walk through the

pond? . To the nearest meter, how many meters would be saved if it were possible to walk through the pond?

Answers

p

the rigth awnser is 41 meaters east to were

Step-by-step explanation:

possible to walk through the

I NEED THE ANSWER I HAVE 15 MINUTES LEFT!!
On a high school varsity baseball​ team, 5 players are​ sophomores, 11 are​ juniors, and 13 are seniors. The team selects 4 honorary​ co-captains by drawing names from a hat.​ What's the probability that all 4​ co-captains come from the same​ class?

Answers

Answer:

4 in 33

Step-by-step explanation:

all you do is add the amount of people and the propability number first

4 in 33

-8 (c - 10) = - (c-3)

Answers

Hope this helps and pls tell me if you like my handwriting

1 Remove parentheses.

-8(c-10)=−c+3

2 Regroup terms.

-8(c-10)=3−c

3 Expand.

-8c+80=3−c

4 Add 8c8c to both sides.

80=3−c+8c

5 Simplify 3-c+8c to 3+7c

80=33+7c

6 Subtract 33 from both sides.

80-3=7c

7 Simplify 80-3 to 77.

77=7c

8 Divide both sides by 7.

77/7 = c

9 Simplify 77/7 to 11.

11=c

10 Switch sides.

c=11

Sorry about my comment its all messed up, I thought you added a fraction like you did in an answer. Someone answered before me and i just copied mine and pasted it into a comment but it made it all weird. Happy holidays

Carlton bought stock at $5.25 for each share. The price of the stock decreased $3.75 after one month. It then increased $1.85 and $2.25 over the next two months. What is the price of the stock now?

Answers

Answer:

The price of the stock is now $5.60

Step-by-step explanation:

$5.25 - $3.75 = $1.50

$1.50 + $1.85 + $2.25 = $5.60

Answer:

They have $4.10

Step-by-step explanation:

Take out all the other stuff my 1.85 and 2.25 because all that other stuff doesn't matter now just add $1.85 + $2.25

   1   1

+ 1.85

  2.25

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

    $4.10

Subject : Pythagorean Theorem


For each question, solve for the length of the unknown side, as denoted by the variable. You may round your answers to the nearest tenth, if necessary. Make sure you show all steps needed to solve the problem.




For each question, solve for the length of the unknown side, as denoted by the variable. You may round your answers to the nearest tenth, if necessary. Make sure you show all steps needed to solve the problem.

Answers

Answer:

1)  132)  9

Step-by-step explanation:

Pythagorean Theorem:  a² + b² = h²

1)

5² + 12² = h²

h = √169

h = 13

2)

a² + 12² = 15²

a² = 15² - 12²

a = √81

a = 9

Help me plz Ik it is sooooo easy but I just forgot how to do it ... my sister she forgot how to do it to and she sis in 12 grade soo like help plz

Answers

Answer:

59

Step-by-step explanation:

Triangle ABC is translated by the rule (x + 1, y + 1) and then dilated by a scale factor of 2 centered at the origin. Which statement describes the properties of triangles ABC and A''B''C'' after the transformations?
A:∠C and ∠C'' are congruent after both the translation and the dilation.
B:∠C and ∠C'' are congruent after the dilation, but not after the translation. C:segment AC and segment A double prime C double prime are congruent after both the translation and the dilation.
D:segment AC and segment A double prime C double prime are congruent after the dilation, but not after the translation.

Answers

Answer:

A

Step-by-step explanation:

A. angle measure is  preserved after translation and dilation

Please solve these 3 questions

Answers

Answer:

oh you do 3 - 8 witch equals -3=x minus 6 = -9

Step-by-step explanation:

hope this helps

(4x + 2y + 6) + (7x + 3y - 4) + (x - 2y + 1)
Can someone break this down step by step so i know how to do it please
thankyou .

Answers

Answer:

12x + 3y + 3

Step-by-step explanation:

I totally get you:

1. Remove parenthesis making it: 4x + 2y + 6 + 7x + 3y - 4 + x - 2y + 1

2. Collect Like terms: (4x + 7x + x) + (2y + 3y − 2y) + (6 − 4 + 1)

3. Simplify: 12x + 3y + 3

There you go! I hope this helps! May I please have Brainliest!?!!

It’s percentage need help

Answers

Answer:

Last week, she earned a total of $702 last week in commission.

Step-by-step explanation:

To solve this, we first need to find 13% of $5,400.

5,400 x 0.13 = 702

Therefore, Nadia earned a total of $702 last week in commission.

Now, we need to calculate how much money she'll earn in a whole year. So, let's see how many weeks are in a year.

1 year = 52 weeks when rounded to the nearest whole number

702 x 52 = $36,504

Therefore, Nadia earned a total of $36,504 in commission in 2011.

Hope this helps! :D

solve the literal equation 2y + 5x = 3x +8 for x
help please I'm on a timed test​

Answers

Step-by-step explanation:

Simplifying

5x = 3x + 8

Reorder the terms:

5x = 8 + 3x

Solving

5x = 8 + 3x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-3x' to each side of the equation.

5x + -3x = 8 + 3x + -3x

Combine like terms: 5x + -3x = 2x

2x = 8 + 3x + -3x

Combine like terms: 3x + -3x = 0

2x = 8 + 0

2x = 8

Divide each side by '2'.

x = 4

Simplifying

x = 4

Answer:

x = -y + 4

Step-by-step explanation:

2y + 5x = 3x + 8

2x + 2y = 8

2x = −2y + 8

x= −y + 4

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