explain why a mixed number is a rational number

Answers

Answer 1
Mixed numbers are all rational numbers because they can be expressed as a fraction.

Related Questions

pls read and help me
given conversion factor 12in/1ft what is the above line segments unit of measure in inches round your answer to the nearest tenth

Answers

Answer:The correct answer is 75.6

Step-by-step explanation:

because i took the quiz myself

-20-20+15
Help pleaseeee

Answers

Answer:

-25

Step-by-step explanation:

hope this helps

Answer:

-25

Step-by-step explanation:

-20-20 is -40.

-40+15 is -25

Hope this helps

Is algebra.
PLEASE HELP NO LINKS OR FILES.
I don't want links.
I don't want links.
I don't want links.
I don't want links.

Answers

Answer: GCF is 6
Need to add up to 7
Need to multiply to -8

Explanation: the largest number all numbers are divisible by is 6, so that’s your greatest common factor. When you divide all numbers by 6 you are left with x^2+7x-8. The number in the center is always the number you need to add to, while the number at the right end of the equation is the number you have to multiply to.

I need help on this :(

Answers

4(-2)^2(-1)^3

4 x 4 x -1

Correction answer D: -16

Answer:

-16

Step-by-step explanation:

4×(-2)²×(-1)³

=4×4×-1

=-16

2. Find the missing side length
of the right triangle below.
25 ft.
24 ft.

Answers

Answer:

1 ft

Step-by-step explanation:

A^2+B^2=C^2

We have A and C

So 24+B^2=25

Subtract 24 from both sides

B^2=1

Square root both sides

B=1

Answer:

7 ft

Step-by-step explanation:

eh don't wana explain but I'm 80% sure that's the answer

PLEASE HELP ME OUT. I am struggling bad

Answers

Answer:

WXV=87° because they are opposite angle

Step-by-step explanation:

frist we need to find TU

TU=1/2×87°

TU=43.5

WSTU is half circle =180°

WS+ST+TU=180°

72°+43.5+ST=180°

115.5+ST=180°

ST=180°-115.5

ST=64.5°

the measurement of UV=wu-x

UV=180°-87°

UV=93° the inner angle that made by UV

the arc of UV1/2=93° cross production

UV=46.5

vst i didn't understand

i help you???

Please take your time but I really need anyone's help!!!!

Answers

Answer:

C) 5 3√2

Step-by-step explanation:

Answer:

I think a

Step-by-step explanation:

A pizza has a diameter of 14 inches
Which measurement is closest to the area
of the pizza in square inches?

A) 13644 in?
B) 153 86 in?
C) 182 14 in
D) 608 62 in
E) 616 55 in
F) None of the above

Answers

area = 3.14(r)^2
radius is half of diameter
3.14(7)^2
= 153.86
so B

Find the value of each variable 17/ 18

Answers

Answer:

A) B.R(-9)?

Step-by-step explanation:

Answer:

17 - 42

18 - 50

Step-by-step explanation:

17)

You know the total measurement of both angles is 180.

So your formula is (2x+54) + x = 180. Now rearrange to get

180 - (2x+54) = x or 180-2x+54 =x

Simply to -2x+126 = x followed by moving x and moving 126 to get

-3x = -126 , now divide both sides by -3

18)

Your complete circle is 360 and  you know one angle is 90.

Set your formula to 360=90+(3x)+(x-20)+(2x-10)

Rewrite to 360 = 90+3x+x-20+2x-10 and combine like terms

360 = 90 - 20 - 10 + 3x + x+2x

360 = 60 + 6x

360 - 60 = 6x

300 = 6x

300/6 = x

50 = x

Florence has $400 in a savings account. The interest rate is 5% per year and is not
compounded. How much interest will she earn in 1 year?
Use the formula i = prt, where i is the interest earned, p is the principal (starting amount),
is the interest rate expressed as a decimal, and t is the time in years.

Answers

Answer:

$20

Step-by-step explanation:

I = 400(.05)(1)

I = 20

Given that f(x) = 4x + 5 and g(x) = x2 - 2x - 2, find (f + g)(x).

A) (f + g)(x) = x2 + 2x+3
B) (f + g)(x) = x2 + 6x+ 3
C) (f + g)(x) = -x2 + 6x + 7
D) (f + g)(x) = – x2 + 2x - 7

Answers

Answer:

A

Step-by-step explanation:

You just add the two equations

(4x+5)+(x²-2x-2)

combine like terms

x²+2x+3

A

X+2y=0
12y= -6x

Plzzz this is due 11:59

Answers

Answer:1. X+2y=0 answer:−2y     2. 12y= -6x answer:x=−2y

Step-by-step explanation:

Lease please help me I will give brainliest to the first right answer!!!!

Answers

Answer:

a.option is the correct answer right I think so

Answer:

A seems to be the right answer

I promise if anyone answer this y’all are the biggest og’s ever to exist

Answers

Answer: 60

Step-by-step explanation:

divide 10a3 b3 ÷2ab please tell me​

Answers

Answer:

hey girl!

your answer would be 5 a²b²

I did this in my test review and I really hope this helped

bye friend <3

Step-by-step explanation:

Select the correct answer from each drop-down menu.
The graphs below show the number of faulty products, y, produced by a company for the first eight months since production started. Both graphs show the same information.

Answers

Answer:

Graph A ,appears to decrease less

Step-by-step explanation:

In the word problem it asked us which graph seem to have "Slight Decrease"means if obeserve the graph it shows graph A.

Alex should use Graph A for the presentation as it shows the number of faulty products as a decrease on the graph

What is Equation of Graph of Polynomials?

Graphs behave differently at various x-intercepts. Sometimes the graph will cross over the x-axis at an intercept. Other times the graph will touch the x-axis and bounce off.

Identify the even and odd multiplicities of the polynomial functions' zeros.

Using end behavior, turning points, intercepts, and the Intermediate Value Theorem, plot the graph of a polynomial function.

The graphs cross or are tangent to the x-axis at these x-values for zeros with even multiplicities. The graphs cross or intersect the x-axis at these x-values for zeros with odd multiplicities

Given data ,

Let graph A shows the product quality with number of faulty products over the period of months

And , let graph B shows the product quality with number of faulty products over the period of months

Now , the line is decreasing in a steady manner in graph A as the number of faulty products is decreasing at a nominal rate

Hence , graph A is best for presentation

To learn more about equation of graph of polynomials click :

https://brainly.com/question/16957172

#SPJ7

I don't understand this help me plz if you can

Answers

Answer:

22

Step-by-step explanation:

They add up to 180. You have a 90 degree angle and a 68 degree angle.

Your equation is: 180-90-68=x

x=22

PLEASE HELP
Given g(x) = –? – 2, find g(3).

Answers

Answer:

g(3) = -5

Step-by-step explanation:

g(x) = -x - 2

g(3) = -3 - 2

g(3) = -5

Integrate:–
[tex]\Huge{{\large{∫} \frac{dx}{ \sqrt{x \sqrt{x} - x {}^{2} } }}}[/tex]

Answers

9514 1404 393

Answer:

  4arcsin(x^(1/4)) +C

Step-by-step explanation:

Let x = z^4. Then dx = 4z^3·dz, and the given expression is ...

  [tex]\displaystyle\frac{dx}{\sqrt{x\sqrt{x}-x^2}}=\frac{4z^3\,dz}{\sqrt{z^4z^2-z^8}}=4\cdot\frac{dz}{\sqrt{1-z^2}}[/tex]

and its integral is ...

  [tex]\displaystyle\int{\frac{4\,dz}{\sqrt{1-z^2}}}=4\arcsin{(z)}+C=\boxed{4\arcsin{\sqrt[4]{x}}+C}[/tex]

__

Note that the original integrand is only defined on the interval (0, 1).

Guided Practice

THE ANSWER IS NOT LETTER A

Write the equation in standard form using integers.


y = 4x – 7


A.
4x – y = –7


B.
4x + y = 7


C.
4x – y = 7

Answers

Answer:

C.

4x – y = 7

Step-by-step explanation:

Write in standard form.

4

x

y

=

7

y

=

4

x

7

The standard form of a linear equation is  

A

x

+

B

y

=

C

.

Rewrite the equation with the sides flipped.

4

x

7

=

y

Move all terms containing variables to the left side of the equation.

Tap for more steps...

4

x

y

7

=

0

Add  

7

to both sides of the equation.

4

x

y

=

7

variable

A letter used to represent a number value in an expression or an equation.

equation

A mathematical statement that says two expressions have the same value; any number sentence with an  

=

.

The answer your looking for is A

If AC = 2x + 13 and DB = 4x - 1. Find DB

Answers

the answer is 7

2x+13=4x-1
14=2x
7=x

please help please please please

Answers

Answer:

826 feet,

Step-by-step explanation:

Difference = 648 - (-178)

= 648 + 178

= 826.

A city manager wants
to know if city residents think the recreation center should have extended hours for teenagers. Which sample is likely to
se representative of the population of city residents?
A.) Roll a number cube to select one of the first six names in a list of females in the city, then select every ninth name.
B) Spin a spinner with sections labeled 1 through 5 to select one of the first five names in a list of people living alone in the city, the
select every 4th name.
C) Spin a spinner with section labeled 1 through 5 to select one of the first five names in a list of registered voters in the city, then
select every 9th name
D) Roll a number cube to select one of the first six names in a list of the city residents, then select every 15th name.

Answers

Answer:

A is the answer

Step-by-step explanation:

can anyone help please ?

Answers

15 hours cuz 65- 55 = 15

Evaluate the expression 4.x2 + 3y for x = 5 and y=6.​

Answers

Answer:Find an answer to your question Evaluate the expression 4x2+3y for x = 5 and y =6.

i’m pretty sure it’s 58

When planning for a dinner party, my mom purchased 3 pies of the same size for dessert. We ate 3/4 of one pie and 7/8 of another pie. How much pie was left over after the party?

Answers

Answer

1 [tex]\frac{3}{8}[/tex]

Step-by-step explanation:

Answer:

1 3/8

Step-by-step explanation:

First, we have to make the fractions have the same denominator. 3/4= 6/8.

So, in all, they ate 13/8, or 1 5/8 of the pie. 3- 1 5/8= 1 3/8

Help plzz i added a pic​

Answers

Answer: A. 16

Step-by-step explanation:

16Step-by-step explanation:

Just need help with B and C


30 POINTS

Answers

Answer:

b) 6/7

c) 14

Step-by-step explanation:

b) Scale Factor = Red/(Red+Blue) = 8/(8+6) = 8/14 = 6/7.

c) x =  8+6 = 14.

EXTRA TIP: If you aren't sure, think about wheter these triangles are isosceles(from the diagram). Hope this helps!

100 g of corn flakes contain 7 g of protein. how many grams of protein are in 500g

Someone pls explain the answer

Answers

Answer:

35g protein

Step-by-step explanation:

If 100g cornflakes contain 7g protein and now we need to find how much protein is in 500g cornflakes simply multiply 7 by 5.

PLEASE HELP ME I AM FAILING

Answers

Answer:

2, 3, 6

Step-by-step explanation:

Answer:

C, E, F,

Step-by-step explanation:

They all equal 4x^2+16x+16

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