Is this a function? Why or why not?

Answers

Answer 1

Answer:

where is the digram?

Step-by-step explanation:


Related Questions

answer asap plz plz ok thx

Answers

Answer:

2. A3. B

Step-by-step explanation:

2.

Option A is correct:

Two pairs of opposite congruent angles

3.

Option B is correct:

∠PDC = ∠ABP = 25°

Work out the area of a rectangle with base, b =
18mm and perimeter, P = 60mm.
b b

Answers

Answer:

Area of rectangle = 216 square mm

Step-by-step explanation:

Base (b ) = 18 mm

width = 'x' mm

Perimeter of rectangle = 2*(base + width)

Perimeter = 60 mm

2*(base + width) = 60 mm

2 *(18 + x )  = 60

2*18 + 2*x = 60

36   + 2x  = 60

         2x = 60 - 36

         2x = 24

          x = 24/2

    x = 12

Width = 12 mm

Area of rectangle = base * width

                             = 18 * 12

                             = 216 square mm

How many groups of 2/3 are in 3

Answers

Answer:

9/15

Step-by-step explanation:

Solve: 7x + 3 + 2x + 13

Answers

Answer: 9x+16

Step-by-step explanation: in image below

5 1
6X-5
= 19
Х
= 19
30
х
30
(19)
X =
What is x

Answers

Answer:

yea u got it right my dude

Need help !!!! I would make you 100 edits if you answer this for me ! I need some help on this !! It’s due in a few minutes!! Help me !!

Answers

Answer:

6A7C8B

Step-by-step explanation:

Add them in and try to solve for 7 and 6, for 8. I usually put all number on one side and all x on other side.

Eric started at sea level. He descended 13.7 meters and then ascended 15.2 meters. Write an additional expression in the form Descent + Ascent to represent this situation. Then calculate the sum and explain what it represents.

Answers

Expression: -13.7 + 15.2
Answer: 1.5 meters
Representation: The answer is where Eric is at now.

Hope this helped!

An additional expression in the form Descent + Ascent to represent this situation is -13.7 + 15.2. The sum will be 1.5 meters.

What is an expression?

The mathematical expression combines numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.

Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also denote the logical syntax's operation order and other properties.

Given that Eric started at sea level. He descended 13.7 meters and then ascended 15.2 meters.

The expression will be written as,
E = -13.7 + 15.2.

E = 1.5 meters

Therefore, the additional expression in the form Descent + Ascent to represent this situation is -13.7 + 15.2. The sum will be 1.5 meters.

To know more about an expression follow

https://brainly.com/question/2164351

#SPJ2

Samuel gave the cashier $30 to pay for 4 bags of candy he was purchasing for a class party. The cashier gave him $2.04 in change. Each bag of candy costs the same amount.



What is the cost in dollars for each bag of candy?

Answers

Answer:

Step-by-step explanation:

First, subtract 2.04 by 30

30 - 2.04 = 27.96

Next, divide 27.96 by 4.

27.96/4 = 6.99

Each bag of candy cost $6.99

:)

what is the value of x​

Answers

Answer:

7

Step-by-step explanation:

- 3/8 + 1/6 plss help

Answers

Answer:

-5/24

Step-by-step explanation:

-3/8 =

-9/24

1/6 =

4/24

-9/24+4/24=-5/24

Answer:

-3

Step-by-step explanation:

multiply to make it a common number so -3/8 times 6/6 and 1/6 times 8/8

so -18/48 times 8/48. Then you multiply the top numbers to get 144/48. Then you simplify or divide so -3.

A spaghetti dinner cost $12 and a slice of cake cost $3. Write an expression, using distributive property to find the total cost for a family of 5. Then solve your expression, showing your work, to find the total cost.

Answers

Answer:

5 (12+3)

75

Step-by-step explanation:

so you multiply 5 with the inside of paranthesis. So 5 x 12 and 5 x 3

So its 60 + 15 which is 75. Hope this helps!

HEEELP ME
Will give brainliest and points
I got absolute minimum wrong

Answers

9514 1404 393

Answer:

absolute maximum: (3, 27e^-3) ≈ (3, 1.24425)absolute minimum: (-4, -64e^4) ≈ (-4, -3494.28)

Step-by-step explanation:

The absolute extremes will be at one of two locations:

where the derivative is zeroat an end of the interval

Here, the absolute maximum occurs where the derivative is zero (and the second derivative is negative).

  f'(x) = 3x^2·e^-x -x^3·e^-x = x^2·e^-x·(3 -x)   ⇒   f'(3) = 0

The absolute minimum occurs at the left end of the interval, where both x^3 and e^-x have large magnitude.

The minimum is ...

  (-4)^3×e^-(-4) ≈ -3494.21 . . . . six significant figures

__

A graph can show you the function tends toward -∞ as x goes to large negative values. Hence, the absolute minimum on an interval beginning in the left half-plane will be at the left end of the interval.

Please help me find the area

Answers

Answer:

25x^2 - 4

Step-by-step explanation:

and x times an x is x^2 so

25x^2 - 4

Consider the sequence 8, 6.2, 4.4.2.6. ... The function that describes the sequence is y(x) = 9.8 - 1.8(x). What is f(5)

Answers

F(5)=9.8-1.8(5)
F(5)=9.8-9
F(5)=9

Pedro thought he could just run into the store for a minute, so he didn’t put any money in the parking meter. He got a ticket for $25 due one week later. The ticket said that it would be an additional $13.00 for each day it was paid late.


a. Define the variables and write an equation that represents the total fine for any number of days late paying the ticket.


b. Use the equation to find the amount Pedro must pay if he is six days late.


c. When Pedro finally goes to the Town Clerk to pay the bill he has to pay $155.00. How many days late was he?

Answers

I don’t understand sorry

Eleanor and Max used two rectangular wooden boards to make a set for
the school play. One board was 6 feet long, and the other was 5 feet
long. The two boards had equal widths. The total area of the set was
60 square feet. What was the width?

Answers

Answer:

[tex]\frac{60}{11}[/tex] feet

Step-by-step explanation:

Rectangle 1:

6 x Width = Area

Rectangle 2:

5 x Width = Area

Total Area = Area of Rectangle 1 + Area of Rectangle 2 = 60 square feet

Take Width as [tex]x[/tex] as the widths of both rectangles are the same:

[tex]5x + 6x = 60\\\\11x = 60\\\\x = \frac{60}{11}[/tex]

Can someone help me?

Answers

Answer:

the answer to that is -18x^2

Solve:
-4 <-2x + 2 < 10

Answers

Answer:

3 > x > − 4 and your welcome bud

PLEASE HELP ASAP!!!!!! i’ll mark brainlest

Answers

Answer: A) 5 x 1/2

Step-by-step explanation: 5 x 1/2 yields 2.5, which is also the answer to 5 / 2.

Answer: A. 5 x 1/2

5 divided by 2 is 2.5, and 5 x 1/2 is also 2.5

5) Solve for x,
107 + 44
8x -23

Answers

Answer:

8x + 128??

Step-by-step explanation:

Answer:

To start off, lets label this triangle ABC where A is the top right vertical, the top left verticle is B, and the bottom one is C. Now lets label the 2 points of intersection from the line segment 8x-23 D and E where the left intersection is E and the right is D.

Notice how CE and AE have an arc and that AC was split to get AE and CE. The 2 arcs show us that the intersection E is located at half the line segment.

This is the same on the other line segment BC. So if E and D are half of those line segments then the line segment ED must be half of the parallel segment above it. Because this is true, 2(8x-23)=10x+44

Now we have an equation and we can solve:

2(8x-23)=10x+44

16x-46=10x+44

6x-46=44

6x=90

x=15

Step-by-step explanation:

What is the x-value of the solution to the system of equations?

5x + 4y = 8

2x − 3y = 17

Answers

Answer:

x=4

Step-by-step explanation:

multiply first eq. by 3 and second by 4 to get rid of y

15x+12y=24

8x-12y=68

add the equations

23x = 92

divide both sides by 23

x=92/23=4

Answer:

x = 4

Step-by-step explanation:

Given the 2 equations

5x + 4y = 8 → (1)

2x - 3y = 17 → (2)

Multiplying (1) by 3 and (2) by 4 then adding will eliminate the y- term

15x + 12y = 24 → (3)

8x - 12y = 68 → (4)

Add (3) and (4) term by term to eliminate y, that is

23x = 92 ( divide both sides by 23 )

x = 4


(Can someone help me please?)

Of the 20 school days last month, there were only 7 when no math or writing homework was
due. There were four days that math and writing homework were both due at the same time.
Math homework was due 7 times total; how many total times was writing due? *
(6 Points)
The value must be a number

Answers

Answer:

10

Step-by-step explanation:

The answer is 10 because there are 20 days and no home work is due on 7 of those days so that’s 13 days with homework from math or writing. Then you take the three days where it was just math and subtract that to get 10 days of writing.

Solve 1/2x-2=9-5x by graphing

Answers

(blue) y= 1/2x -2

(green) y= 9-5x

plz i need the answer

Answers

(a)1/10

(b)4/5

(c)1/20

Answer:

a) [tex]\frac{2}{18}[/tex] or 1/9

b) [tex]\frac{14}{18}[/tex]

c)[tex]\frac{1}{5}[/tex]

Step-by-step explanation:

Complete the table using the equation y = 7x + 5.

15 points or higher guys.​

Answers

Answer:

Answer is:

-2, 5, 19, 26

Step-by-step explanation:

output = input 7x+5 or

x= y7x+5

Alain lanzó una piedra desde un puente al río de abajo.

La altura de la piedra (en metros sobre el agua) xxx segundos después de que Alain la lanzó está modelada por:

h(x)=-5x^2+10x+15h(x)=−5x

2

+10x+15h, left parenthesis, x, right parenthesis, equals, minus, 5, x, squared, plus, 10, x, plus, 15

¿Cuál es la altura de la piedra en el momento que la lanza?

Answers

Responder:

15m

Explicación paso a paso:

Dada la expresión de la altura de la pelota lanzada modelada por la ecuación;

h (x) = -5x² + 10x + 15

El momento en que se arrojó la piedra es cero, es decir, x = 0 segundos

Sustituya x = 0 en la ecuación y encuentre h (x) como se muestra;

h (x) = -5x² + 10x + 15

h (0) = -5 (0) ² + 10 (0) +15

h (0) = 0 + 0 + 15

h (0) = 15 m

De ahí que la altura de la piedra cuando la arrojes sea de 15 m

1. Solve for x. Show your solution and justify every step.

Equation. Justification
4(x - 3) + 5 = 17. Given​

Answers

Given:

The equation is

[tex]4(x-3)+5=17[/tex]

To find:

The solution of given equation.

Solution:

We have,

[tex]4(x-3)+5=17[/tex]

Using distributive property, we get

[tex]4(x)+4(-3)+5=17[/tex]

[tex]4x-12+5=17[/tex]

[tex]4x-7=17[/tex]

Adding 7 on both sides, we get

[tex]4x-7+7=17+7[/tex]

[tex]4x=24[/tex]

Divide both sides by 4.

[tex]x=\dfrac{24}{4}[/tex]

[tex]x=6[/tex]

Therefore, the value of x is 6.

A combination lock uses a 3-digit code. Each digit can be any one of the ten available integers 0_ 9 How many different combinations are possible?

Answers

Answer:

729

Step-by-step explanation:

If you multiply 9x9x9 which is for the largest number and the 3 digits you would get 729.

.. help lol just find the answer

Answers

What’s the question???

Hi, I need help with this I am struggling. will give brainliest.
A.positive
B.negative
C.zero​

Answers

Answer:

I think it's zero or positive

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