Mathematics High School

Given the relation R = {(-2, 3), (a, 4), (1,9), (0,7)}.
Which replacement for a makes this relation a function
O4
0-2
00

Answers

Answer 1

Answer:

The answer would be 4

Step-by-step explanation:

you can’t have repeating numbers in a function.

Related Questions

2.825 as a fraction

Answers

Answer: 113 / 40

Step-by-step explanation:

Answer:

2 33/40

Step-by-step explanation:

Hope I helped

What does a equal???

Answers

Answer:

a=43

Step-by-step explanation:

triangle equals 180.

180-47-90=43

Answer:43

Explanation

PQ=QR

QPR=QRP=47 (angles opposite to equal sides are equal)

PQR= 180-(47+47) = 86

a= 86/2 = 43

5x2 - 45=0
Quadratic formula

Answers

Answer:

x=3

Step-by-step explanation:

5x²-45=0 | +45

5x² = 45 | :5

x² = 9 | /9

x = 3

Answer:

x=3,x=-3

Step-by-step explanation:

Use the quadratic formula

where

a=5

b=0

c=-45

which means x=(0±30)/10

so you do (0+30)/10=3

and (0-30)/10=-3

to find your two solutions

This is not math but plssss answer here are some points

Answers

Answer: =D

Step-by-step explanation:

Answer: The 6 gram marble

Step-by-step explanation: The more bigger the object and the faster it moves, the more kinetic energy will be recieved making molecules move faster and faster I hope this helps :D

Consider the following system of equations.

StartLayout Enlarged left-brace 1st row negative 10 x squared minus 10 y squared = negative 300 2nd row 5 x squared + 5 y squared = 150 EndLayout

Which statement describes why the system has infinite solutions?
The equations represent parabolas that result in graphs that do not intersect.
The equations represent circles that result in graphs that do not intersect.
The equations represent parabolas that result in the same graph.
The equations represent circles that result in the same graph.

Answers

Answer:

the answer is going to be D

Step-by-step explanation:

Answer:

The equations represent circles that result in the same graph.

Step-by-step explanation:

What is 6 divided by 0.6

Answers

Answer:

10

Step-by-step explanation:

the answer is 10

Drawling not to scale find the value of x and y.

Answers

Answer:

y=43

x=90

Step-by-step explanation:

angles a and c are equal, so to find y you just add 47+47=86 and divide 86/2=43

x is a right angle because it splits the triangle in half

So how do you do this equation? I’m trying to study for my exam but don’t know how to do this please help

Answers

Answer:

D. 13

Step-by-step explanation:

Replace all variables of x, with the given value! Hope this helps!

what is the perpendicular slope intercept form? pls help​

Answers

it’s either 0 or there is no slope i think there isn’t a slope

A store is having a sale where everything is just kind of 30%. Find the discount in the sales price of the customer buys an item that normally sells for $365.

Answers

Answer:

New price: $255.50

Step-by-step explanation:

First you multiply 365x.30

Then you'll get 109.5

Sub that from 365 and you'll get $255.50

365
365 x 0.70
255.5$

What is the radius of the circle?

Answers

Answer:

13

Step-by-step explanation:

hope this helps you out of

Answer:

To get Radius, you divide diameter by two, which is now 13.

Step-by-step explanation:

Help PLSSSSS THANKS 111

Answers

Answer:

-9n+8

Step-by-step explanation:

Select whether the function is discrete or continuous.

Function: The number of footballs manufactured per day.

Answers

Answer:

Continuous

Step-by-step explanation:

What is the term for the emotions that a word stirs in a reader?

a
CONNOTATION
b
DENNOTATION
c
SYNONYM
d
ACRONYM

Answers

Answer:

Connotation

Step-by-step explanation:

There are 3 connotations i know of. I'm not sure if there's more but

-Positive (+)

-Negative (-)

- Neutral

Based on what words the writer choosing it gives out one of those connotations. Hope this helps!

I'm confused and need help as always..
Help please?

Answers

Answer:

Step-by-step explanation:

1. -3.2a≤8  you are dividing the 8/-3.2 you get -2.5 flip your sign to get

a≥-2.5 solid line on -2.5 and go to the right.

2. 2>n+.8  minus .8 from both sides  n<1.2  open circle on 1.2 and go to the left

3. b-4.2>=-5  b≥ -0.8  solid line on -0.8 and go to the right

4. false

5. r≤0.1

6. y≤0.8  

You get the idea or need more help?

Answer:

1. -2.5

2. 1.2

3. -0.8

4. I think false

5. 0.1

6. 0.8

Step-by-step explanation:

I used mental math so I hope it's right.

What is 2 2/3 divided by 1 1/2 ?

Answers

Answer:

1 maybe

Step-by-step explanation:

im kinda dumb!!

Answer:

The answer is 1 7/9

Step-by-step explanation:

hope this helps

2 2/3÷1 1/2

=8/3×3/2

=8×2/3×3

=16/9 in fraction

=1 7/9 in mixed number

Solve x2 – 8x = 20 by completing the square. Which is the solution set of the equation?

{–22, 14}
{–14, 22}
{–10, 2}
{–2, 10}

Answers

Answer:

(-2,10)

Step-by-step explanation:

Let's solve your equation step-by-step.

x2−8x=20

Step 1: Subtract 20 from both sides.

x2−8x−20=20−20

x2−8x−20=0

Step 2: Factor left side of equation.

(x+2)(x−10)=0

Step 3: Set factors equal to 0.

x+2=0 or x−10=0

x=−2 or x=10

Answer:

x=−2 or x=10

Answer:

{–2, 10}

Step-by-step explanation: hope it helps ^w^

heyy could you help me out ​

Answers

Answer:

the slope of the red line is   [tex]\frac{1}{2}[/tex]   or 0.5

Step-by-step explanation:

-3 to 7 I think because it shows the numbers on the side

plz help me
Choose all the correct answers that bring the left hand flag (L) to the right hand flag (R).

Answers

Answer:

Rotate Figure L 135 degrees counterclockwise around the point of intersection of the arms. Reflect across the right arm

Step-by-step explanation:

Someone, Please Help!!

It is possible to have a no solution or infinite number of solutions for a system.

True or False

Answers

Answer:

true

Step-by-step explanation:

help help plz I will give brainless ​

Answers

1.92 I did the math for ya

Answer:

1.92

Step-by-step explanation:

I did 6.46-4.54 and I got my answer.

The ratios of x to y is 3 to 2, and the ratio of z to y is 5 to 1. What is the ratio of x to z?

Answers

Answer:15:4

Step-by-step explanation:

Determine if the situation is linear or exponential and choose the correct equation to represent the situation. "A movie club's customers must pay $5 for a membership, plus $1.5 for each time they rent a movie” "​

Answers

Answer:

maybe Exponetial??? sorry

Find the Y-intercept of f(x)= 2x2 -2x +1

Answers

Answer: its nothing their isn't a value

Step-by-step explanation: to find the y intercept substitute in 0 and solve for y

Help please!! I’m timed on this. No it’s not for a grade.

Answers

Answer:

D

Step-by-step explanation:

A chef is filling one sink with water, while emptying another. The first sink is empty and is being filled at a rate of 4 gallons per minute. The second sink is full and is being drained at a rate of 2 gallons per minute. If both sinks hold 24 gallons of water, how many minutes will it take for the two sinks to have the same amount of water?

Answers

it should take 4 minutes

Jerry pays $1.40 per gallon for premium gasoline. He spends $16.80 and wants
to know how many gallons he bought. Which equation models this situation?

Answers

Answer:

let x be the total amount of gallons he bought

$16.80÷$1.40 = x

16.80÷1.40=12

x=12

Step-by-step explanation:

Mary wants to mix sparkling soda and fruit punch to make a beverage. The recipe says, “Mix 1 cup of sparkling soda with 2 quarts of fruit punch to make a beverage.” The ratio of sparkling soda to fruit punch is 1:8.

Mary should mix _____ fluid ounce(s) of sparkling soda with 72 fluid ounces of fruit punch to make her beverage.

Answers

Answer:

9 fluid ounces of sparkling soda.

Step-by-step explanation:

The ratio is 1 to 8 so:

72 / 8 = 9

Select all fractions that are greater that 1/2

Answers

Answer:

You need to put the fractions for us to answer but fractions that are greater than 1/2 include: 3/4 and  4/7  and  basically any fraction that has a value greater than 0.5

Step-by-step explanation:

PLEASE ANSWER:
Select the correct answer.

Solve -369-(-103) - (182)
A. -44 4/9
B. -28
C. 87 4/9
D. 64 8/9

Answers

Answer:

A

Step-by-step explanation:

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