Determine whether each relation is a function.

Determine Whether Each Relation Is A Function.

Answers

Answer 1

Answer:

5-No

6-No

7-Yes

8-Yes

9-No

Step-by-step explanation:

5 has a repeating domain (10 is repeated in the x cord)

6 has a repeating domain (x cord) of -4 twice

7 has No repeating domains (x cord)

8 has no repeating domain

9 All of the domain repeats


Related Questions

please help me answer this!! will give brainliest and 5 star rating

Answers

Answer:

Option 1

Similar triangles have proportional sides.

This means that the sides of ΔABC must have the same ratio to the sides of ΔSTR, ΔLKJ, or ΔDEF.

The base angle of ΔABC is 6 and therefore the base angle of the similar triangle should be divisible by 6. This leaves ΔSTR out

Continue the process with the other sides:

side BC is 4 units meaning the corresponding side of either ΔDEF or ΔLJK with have to be divisible by 4. in JKL the corresponding side KL is 9 units and not divisible by 4. Therefore, DEF is the correct answer since its corresponding sides are proportional

Step-by-step explanation:

Ned help please ASAP!!!!!

Answers

The answer would be a (not too sure) but it makes a little bit sense

10=95/2+4^2x

Please show step by step, I am having trouble with logarithms.

Answers

Answer:

x = [tex]-\frac{75}{32}[/tex]

Step-by-step explanation:

10 = [tex]\frac{95}{2}[/tex] + [tex]4^{2}[/tex] * x

10 = [tex]\frac{5 * 19 }{2}[/tex] + ([tex]2^{2}[/tex])²x

10 = [tex]\frac{5 * 19 }{2}[/tex] + [tex]2^{2*2}[/tex] * x

x = [tex]-\frac{75}{32}[/tex]

PLEASE HELP FAST!!!Which is the best description for the graph?

Which Answer is correct?
A. The graph is increasing everywhere.

B. The graph is decreasing everywhere.

C. The graph is increasing, then decreasing.

D. The graph is decreasing, then increasing.

Answers

Answer:

I believe the answer would be B


m = $12.50h + $75

m = $12.50 + $75

m = $75

m = $12.50 + $12.50 + $12.50 + $12.50 + $75

Answers

Answer:

$125

Step-by-step explanation:

12.5+12.5=25•2=50+75=125

Answer:

m= 75+12.50h?

Step-by-step explanation:

Karen is training for a marathon. she ran 15 miles in 135 minutes. At this rate, how long will it take Karen to run 25 miles.

Answers

Answer:

225

Step-by-step explanation:

135/15=9x25=225

yayayayayayayayayyaya

Answers

Answer:

thank you for points

Step-by-step explanation:

Please answer and explain please asap​

Answers

Answer:

Step-by-step explanation: This is going to be a long one. In order to find slope you need the formula which is m=y2-y1/x2-x1. Basically what this means is you have to look on each of those graphs and find the points. I’ll do number one as an example. The points are located at (2,1) and (0,-3). Plug these in into your formula as such. M= (-3 - 1) / (0 - 2) which equals 2. If you have questions let me know

Plz help I make u brainliest

Answers

Answer:

1. you got it dude

Step-by-step explanation:

..............

Answer:i believe the answer is 23

PLEASE HELP! MATH! ​

Answers

t = 12r/(r+120)

t(r+120) = 120r

tr+120t = 120r

tr-120r = -120t

r(t-120) = -120t

r = -120t/(t-120)

r = 120t/(120-t)

Determine the area of the rectangle
6x + 3
X+5

Answers

Answer:

Step-by-step explanation:

multiply the two expressions

(6x + 3)(x + 5)

6x^2 + 30x + 3x + 15

6x^2 + 33x + 15

simplify if needed

3(2x^2 + 11x +5)

hope this helps <3

Can someone help me with this?

Answers

Answer:

its 28 - 12

Step-by-step explanation:

so basically what u do is u multiply 4x7 and thats 28

and then u multiply 4x3 and thats 12

then when u subtract 28 - 12 u get 16

whiich would be the answer to the problem if u were to solve it

PLEASE HELP ME IM IN NEEDD !

Answers

Answer:

-2

8

Step-by-step explanation:

-(- looks like a + so when your subtracting a negative with a negative one number will be positive but if yur adding them both will stay negative

Answer:

-3 - (-1) = -2     or:  -3 + 1= - 2

4- (-4) = 8       or:   4 +4 = 8

Step-by-step explanation:

subtracting a negative, is the same thing as adding a positive. so whenever you see a subtraction sign along with a number in parenthesis that has a negative sign, you add the numbers together

I will give you the crown (brainlist) and 5 stars! These are 2 DIFFERENT questions.

Answers

Answer:

number 1 the answer is B

The answers are A & B

You borrow $7,000 from the Overton Credit Union to buy a used car. The credit union charges 6% interest, compounded monthly for 5 years. What’s the total amount you will have to pay back for this loan?

A= P(1+r/n) ^nt
A=Total amount after
P=Initial
r=percent rate as a decimal
n=number of times per year
t=time in years
O $7,431.74
O $9,441.95
O $9,367.58
O $9,380.67

Answers

Answer: 9441.95

P=7000
r=0.06
m=12
t=5
n=12(5)=60
Substitute into formula

-4x-4=12. Solve the two-step equation with the method of your choice. Show your work AND check for full credit

Answers

Answer:

−4x−4=12

Step 1: Add 4 to both sides.

−4x−4+4=12+4

−4x=16

Step 2: Divide both sides by -4.

−4x = 16

−4 −4

x=−4

Answer:

x=−4

Press on picture if necessary ​

Answers

Answer:

4,1,3,2 also D

Step-by-step explanation:

A nail has a circular head with a diameter of 0.40 centimeters.
What is the area of the nail's head, rounded to the nearest hundredth of a square centimeter?

Answers

π r^2 is the formula for area of a circle. So take half the diameter, which is 0.20, and plug that in for r. Your answer will be 0.4π or ≈1.2566

4(y-9)
brainlist question

Answers

Answer:

4y-36

Step-by-step explanation:

you distribute the 4 to y and 9

(4 x y) - ( 4 x 9)

4y - 36

(11 BRAINLY POINTS!!) Which of the following numbers can be expressed as a decimal that terminates?
3 over 2 comma space 2 over 3 comma space 3 over 4 comma space 5 over 7
A.
3 over 2 and space 2 over 3
B.
3 over 4 and space 5 over 7
C.
3 over 2 and space 3 over 4
D.
2 over 3 and space 5 over 7

Answers

Answer:

I believe that it is b

Step-by-step explanation:

But correct me if i am wrong! Have a nice day!

Answer:

B. ) 3 over 4 and space 5 over 7

Step-by-step explanation:

what is the surface area of the square pyramid (pic attached)​

Answers

Answer:

18ft2

Step-by-step explanation:

Find the volume of the prism, using a calculator if necessary.
4 cm
9 cm
5 cm
5 cm
12 cm

Answers

Answer:

where is the drawing l don't understand the measurements

92% of x PLEASE ITS FOR A POP QUIZZ!

Answers

Answer:?

Step-by-step explanation:

pleasee help 100 points

Answers

Answer:

[tex]\begin{array}{| c | c |}\cline{1-2} x & y\\\cline{1-2} -3 & 0\\\cline{1-2} -2 & 1\\\cline{1-2} -1 & 2\\\cline{1-2} 0 & 3\\\cline{1-2} 1 & 4\\\cline{1-2} 2 & 5\\\cline{1-2}\end{array}[/tex]

non-proportional

Step-by-step explanation:

Given equation:

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

Create a table of ordered pairs using the given equation:

[tex]\begin{array}{| c | c | c |}\cline{1-3} x & x+3 & y\\\cline{1-3} -3 & -3+3 & 0\\\cline{1-3} -2 & -2+3 & 1\\\cline{1-3} -1 & -1+3 & 2\\\cline{1-3} 0 & 0+3 & 3\\\cline{1-3} 1 & 1+3 & 4\\\cline{1-3} 2 & 2+3 & 5\\\cline{1-3}\end{array} \implies \begin{array}{| c | c |}\cline{1-2} x & y\\\cline{1-2} -3 & 0\\\cline{1-2} -2 & 1\\\cline{1-2} -1 & 2\\\cline{1-2} 0 & 3\\\cline{1-2} 1 & 4\\\cline{1-2} 2 & 5\\\cline{1-2}\end{array}[/tex]

Graph

As the given equation is linear, plot two of the ordered pairs and draw a straight line through them.  (See attachment).

Proportional Relationship

A relationship in which two quantities vary directly with each other.

y varies directly as x:

[tex]y=kx[/tex]

(where k is some constant)

To find if the relationship is proportional using the table, find the ratio  [tex]\dfrac{y}{x}[/tex] of each row. If the ratio is the same, the relationship is proportional.

[tex]\begin{array}{| c | c | c |}\cline{1-3} x & y & \dfrac{y}{x}\\\cline{1-3} -3 & 0 & 0\\\cline{1-3} -2 & 1 & -0.5} \\\cline{1-3} -1 & 2 & -2 \\\cline{1-3} 0 & 3 & \text{-}\\\cline{1-3} 1 & 4 & 4\\\cline{1-3} 2 & 5 & 2.5\\\cline{1-3}\end{array}[/tex]

Graphs of proportional relationships pass through the origin (0, 0).

Therefore, the relationship is non-proportional because:

The ratios of y/x of each row of the table are not the same.The graph does not pass through the origin.There is the addition of a constant in the given equation, which means that y does not vary directly as x.

1 Evaluate the expression 2a + b - 3 when a=5 and b=2. Please click on "show your work" to set up the problem and show your work. Then, enter your answer in the box to the right. You must complete both of these steps.

Answers

Answer:

9

Step-by-step explanation:

From the question,

We are to evaluate the expression : 2a + b - 3 when a=5 and b=2.

We substitute 5 for a and 2 for b in the given expression

2a + b - 3

= 2(5) + 2 - 3

= 10 + 2 - 3

= 12 - 3

= 9

On a spinner, there are 10 equal spots, numbered 1-10. What is the probability of spinning a 5 and then spinning a 5 again?

Answers

Answer:

1 out of ten

Step-by-step explanation:

so if there are ten sides and all are numbered 1-10 then 5 is only one tenth.

If 2+3i is a zero of a polynomial function, then______is also a zero

Answers

Yes because yes because why not yes

An item sells for $30 and is on sale for 15% off and the sales tax is 8.2%. What is the final cost to the nearest cent? (Calculate the discounted cost first and then find the tax on the discounted cost.)

Answers

Answer:

$27.59

Step-by-step explanation:

You multiply 30 dollars by 0.85 (1-0.15, with the 0.15 being for the 15 percent off). Which gets you to $25.50, and you then multiply it by 1.082 (the 1.082 being the tax, and the .082 part equating to the 8.2% tax percentage).

Consider the equation f(x) = x2 - 4x – 45 One of the zeros of the function is x = -5. What is the other zero? The other zero is

Answers

Answer:

the zeros are x= -9 and x=5

Step-by-step explanation:

The number of gallons of water in a tank, over a period of x hours is shown in the graph below. How many gallons of water will be in the tank in 10 hours?

Answers

Answer:

about 230 i guess

Step-by-step explanation:

That would be 150 gallons of water in 10 hours
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