Which relation is a function?


{(3, 4), (3, 3), (1, 2), (1, 5)}

{(1, 4), (1, 3), (1, 2), (1, 1)}

{(1, 3), (2, 6), (3, 9), (4, 12)}

{(3, 4), (2, 4), (5, 1), (3, 5)}

Answers

Answer 1

Answer:

the 3rd one

Step-by-step explanation:

because it's in a pattern

Answer 2

Answer:

3rd.

Step-by-step explanation:


Related Questions

The temperature is −3.4 degrees Celsius. The temperature goes down 7.9 by degrees. What is the new temperature? pls help me its due in 10

Answers

Answer:

-11.3 is the answer

Step-by-step explanation:

because -3.4-7.9= -11.3

La energía que posee un cuerpo que se encuentra en movimiento se conoce como energía cinética. La Física es la ciencia encargada de estudiar este fenómeno natural y, para calcularla, utiliza la fórmula. La unidad de medida de la energía es el julio (J).

Answers

Answer:

Energía cinética = 0,5 x (masa x velocidad^2).

Step-by-step explanation:

"Cinética" significa "movimiento", y por lo tanto, la energía cinética es la energía que hay en algún objeto o cuerpo porque se está moviendo. Así, esta energía puede definirse como el trabajo mecánico necesario para acelerar un objeto de masa particular desde el carril hasta el terreno en movimiento. Al recibir esta energía rápidamente, el cuerpo retiene esta energía cinética dentro de él, a menos que cambie su velocidad.

help please will give brainliest ​

Answers

Answer:

R=0.25

Step-by-step explanation:

Y=RX

2=R×8

2/8=8R/8

R=0.25

Which linear inequality best represents the graph shown?

Answers

Answer:

B

Step-by-step explanation:

it says priya's family exchanged 250 dollars for 4,250 pesos. Riya bought a sweater for 510 pesos. how many did the sweater cost?

Answers

$1 = $20.19 pesos, try dividing 510 pesos by 20.19. That should give you the dollar amount.

What is the equation graph below?

Answers

Answer: y =7/4x

Step-by-step explanation:

The y-intercept is 0. To find the slope, do the change in y over the change in x. At the point on the graph, there is a slope of 14/8 = 7/4

GIVING BRAINLIEST!!!

Answers

Answer:

i think its 78.5 but the answers not on there the closest one there to it is 76.5 so just put that one

Step-by-step explanation:

What is the measure of ZZWY is rhombus WXYZ? *

Answers

Answer:

51.5

Step-by-step explanation:

add it up

geometry: help me please!

Answers

Answer:

DF = 28 units

AC = 64 units

CF = 32 units

Step-by-step explanation:

In the given triangle ABC points D, E and F are the midpoints of the sides AB, BC and AC.

By midsegment theorem,

"Segment joining the midpoints of each side is parallel and measure the half of the opposite side"

DF = [tex]\frac{1}{2}(BC)[/tex]

     = [tex]\frac{56}{2}[/tex]

     = 28 units

AC = 2(DE)

     = 2 × 32

     = 64 units

CF = [tex]\frac{1}{2}(AC)[/tex]

     = [tex]\frac{64}{2}[/tex]

     = 32 units


Which graph represents the function f(x)=2x-2/x-2

Answers

Answer:

graph in attachment.

Step-by-step explanation:

Hayden reaches into his dresser and pulls out a red shirt, but does not like it and throws in onto the bed. What is the chance that the next shirt he pulls out of the dresser will be Purple?
A. 2/10
B. 4 in 10 chance
C. 4 in 9 chance
D. 1/9 chance

Answers

Answer:

how many of each color are in the dresser?

Step-by-step explanation:

So assuming there are 10 shirts total, (since it wasn’t specified) and one red is taken out, there would be 9 shirts left. And out of that, the information needed is the indication of how many purple shirts there is, so if there’s one purple shirt, it’s D, if there’s 4, it’s C. Does that make sense?

The measures of the angles of a triangle are shown in the figure below.Solve for X.

Answers

Answer:

x=3

Step-by-step explanation:

51 degrees + (7x+18) degrees = 90 degrees

7x+18=90-51

7x+18=39

7x+18-18=39-18

7x=21

7x/7=21/7

x=3

The slope is 2.92, which shows a positive relationship because it is a positive number. The
longer a person’s hair, the more it will cost to get the hair highlighted. This makes sense, as
more product is required to highlight more hair.

Answers

yes it does make sense.

compare by using < > or = between the pairs of numbers l - 8l ____ l2l


here are 15 points if you help me lovely person ;)

Answers

Answer:

It is >

Step-by-step explanation:

because the absolute value of -8 is 8 and the absolute value of 2 is 2 so 8 is bigger than 2

Sam and Nathan are training for a race. Monday, Sam ran 2 ¾ miles, and Nathan ran 2 ⅓ miles. How much farther did Sam run than Nathan?

Answers

Answer:

1/2 - 1/5

1 1/5 - 2/3

Step-by-step explanation:

Write each fraction as an expression using a negative exponent other than -1. 3. 1 ___________ 4 24. 1 ___________ 100

Answers

Answer:

[tex]\frac{1}{4} = 2^{-2}[/tex]

[tex]\frac{1}{100} = 10^{-2}[/tex]

Step-by-step explanation:

The question is poorly formatted. However, I am able to get:

1. 1/4 and 2. 1/100

Required

Write as an expression of negative expression

1. 1/4.

Express 4 as 2^2

[tex]\frac{1}{4} = \frac{1}{2^2}[/tex]

Apply

law of indices [tex](\frac{1}{a^b} = a^{-b})[/tex]

[tex]\frac{1}{4} = 2^{-2}[/tex]

2. 1/100.

Express 100 as 4^2

[tex]\frac{1}{100} = \frac{1}{10^2}[/tex]

Apply law of indices [tex](\frac{1}{a^b} = a^{-b})[/tex]

[tex]\frac{1}{100} = 10^{-2}[/tex]

NEEDED ASAP WILL MARK AS BRAINLIEST
Here are two right-angled triangles.
Given that tan a = tan b
find the value of x.
You must show all your working.

Answers

Explanation:

This might not be how you are supposed to do it but,

We can see the two triangles are similar because AA similarity.

We know that the sides are proportional so we can make:

[tex]\frac{x+2}{x}=\frac{4}{3x-1}[/tex]

We get,

[tex]3x^2+5x-2=4x\\3x^2+x-2\\(3x-2)(x+1)=0\\x=2/3, x=-1[/tex]

Because sides can't be negative, x = 2/3

Answer:

x=2/3 = 0.7

Step-by-step explanation:

X+2/x = 4/3x-1

=(X+2)(3x-1)=4x

(x+2)(3x-1)-4x=0

3x²-x+6x-2-4x=0

3x²+x-2=0

3x²+3x-2x-2=0

3x(x+1)-2(x+1)

(x+1)(3x-2)=0

x+1=0

3x-2=0

x=-1 or 2/3

x=2/3 = 0.7

Please helpppp 15 points!!!​

Answers

Answer:

105 students and 150 guests

Step-by-step explanation:

equation to find the answer are

1x + 5y = 855

x + y = 255

with

x + y = 255

x = 255 - y

now we replace x with (255 - y) into 1x + 5y = 855 to find y

1(255 - y) + 5y = 855

255 - y + 5y = 855

255 + 4y = 855

4y = 855 - 255

4y = 600

y = 150 (number of guests)

now we got y = 150, let's find x

x + y = 255

x + 150 = 255

x = 255 - 150

x = 105 (number of students)

(Please heart the answer if you find it helpful, it's a motivation for me to help more people)

16. Solve the system of equations by graphing.
y = x + 8
y = - x- 6


Answers

Answer:

Step-by-step explanation:

x + 8 = -x - 6

2x + 8 = -6

2x = -14

x = -7

y = -7 + 8

y = 1

(-7, 1)

Br uh don’t even type “I can’t see the pic” Solve both problems and show ur work

Answers

Answer:

1.22

53.08

Step-by-step explanation:

4. We can find the quarter circle, we can find the whole triangle, lets do that

The circle is, 1/4*(1)^2*pi, which is 1/4pi

The triangle is, 2 * 2 divided by 2, which is 2

2 - 1/4pi gives us the shaded part or

2 - 1/4*3.14

2 - 0.785 = 1.215 rounded to 1.22

5. The area of a cylinder is pir^2h. r is 10, h is 1.2

12pi cm^3

we have 20 m^3 which is 2000 cm^3

Let's divide,

2000/37.68 = 53.078, rounded gives us 53.08

Need help with this problem

Answers

m∈(-∞,-4)∪(4,+∞)

Step-by-step explanation: Photo Math App

HELP ASAP HELPPP MARKING BRAINLIEST

Answers

The answer is 68 1/8

Answer:

answer is 68 1/8

Step-by-step explanation:

The graph shown here is the graph of which of the following rational
functions?
FOO
5
A. F(x) = x(x+1)
B. F(x) = 4+1
X(X-2)
C. Fx) =
(x - 2)(x + 1)

Answers

Answer:

the graph of the rational function is B

Answer:

Step-by-step explanation:

B


Today Ebuka opened a new cereal box. He ate a bowl of the cereal, which was 8% of the cereal in
the entire box. Approximately how many more bowls of cereal can Ebuka expect to get from this box
if he continues to eat the same amount of cereal in each bowl?

Answers

Answer:

he can get 12 bowls

Step-by-step explanation:

You have to divide 8% by 100% to get the answer but I rounded down

A recipe needs 1/4 tablespoons salt. the same recipe is made 5 times how much salt is used?
BTW IM IN 8TH GRADE BUT THE SCHOOL HAS NUN 4 US TO DO SO NOW THERE MAKING US LEARN THE SAME STUFF AGAIN AND I DONT REMEBER SO YA

Answers

Answer:    1 and one fourths because 1/4 times 5 is 1 1/4

Step-by-step explanation:

Answer:

1 1/4 tablespoons

Step-by-step explanation:

1/4 x 5=1 1/4 tablespoons

Give the least common denominator: 3/4, 7/8 _____

Answers

Step-by-step explanation:

step 1. LCD of 3/4 and 7/8 is 8.


What is the measure of Zx?
Angles are not necessarily drawn to scale.

Answers

Answer:

the answer is 78*

Step-by-step explanation:

31 and 47 is 78...

i hope this helps

if do then thank me

i want to know if i am right

good luck

Suppose ABC and DEF are complementary angles. If ABC = (5x + 7)º
and ABC = (3x + 3)', What are the measures of the two angles?

Answers

Answer:

The first will be 16.6

The second will be 29

Step-by-step explanation:

Hope this Helped

[tex]5x + 7 = 90[/tex]

[tex]3x + 3 = 90[/tex]

12.) Joe sold 56 tickets to the school play and collected $215. Tickets
for adults cost $4.50 and student tickets cost $3.50 each. How many
of each did he sell?

Answers

Answer:

I DONT KNOW!!

Step-by-step explanation:

In ΔSTU, u = 40 inches, ∠S=73° and ∠T=71°. Find the length of t, to the nearest inch.

Answers

Answer: 64 inches

Step-by-step explanation: Solve using sohcahtoa for missing info

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