Image attached below. Please help.

Image Attached Below. Please Help.

Answers

Answer 1

Answer:

B. (-infinity, 1)

Step-by-step explanation:

Remember that domain is left to right, and range is down to up.

Question asks to find where the domain is increasing

Increasing means when the line increases

look left, the line extends infinitely in the negative direction: -infinity

There is a discontinuity at 1, and then the line decreases. So that would be the second point

The interval at which the domain is increasing is


Related Questions

Set a is integers and B is whole numbers which one is correct...please help​

Answers

Answer: Choice J (lower right corner)

-20 and -7 are in circle A, but outside circle B

0, 9, 81 are in circle B

=====================================================

Explanation:

The set of whole numbers is

{0, 1, 2, 3, 4, ...}

While the set of integers is

{ ..., -3, -2, -1, 0, 1, 2, 3, ... }

The difference is that integers involves negative numbers.

-----------------

The upper left corner is incorrect because the "0" should be in set B since 0 is also a whole number. The lower left corner is also ruled out because of this reason.

The upper right corner (choice H) is incorrect as well because 10 and 46 are whole numbers also, so they belong in set B which is a better description/place for them.

So basically the numbers 0,1,2,3,... go in circle B. The negatives of those values will go in circle A, but outside circle B. Only choice J describes this kind of situation.

What is -11+blank equals 15

Answers

Answer:

26

Step-by-step explanation:

Fifteen minues negative eleven equals to twenty six. Hope this helps and good luck with your assignment.

15-(-11)=26

The value of x is 26 .

Given,

-11+blank equals 15 .

Now,

Let the number in the blank be x .

So, rewriting the equation with x,

-11 + x = 15

Now combine the like terms,

x = 11 + 15

x = 26

Thus the blank is equal to 26 .

Know more about equations,

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14=−2c−6−3c what is the value of c?

Answers

Answer:

c=-4

Step-by-step explanation:

14=-2c-6-3c

14=-5c-6

20=-5c

-4=c

Lee is a teacher at a local high school who wanted to assess whether or not dogs physically resemble their owners enough for people to be able to correctly match a dog to their owner better than if just guessing. Lee, who is also a dog owner, showed pictures of two dogs to her class of 16 students. One photo was of the teacher's dog (Yoda) and the other photo was of a dog the teacher had never met. The students were asked to guess which dog was actually the teacher's. If dogs do not physically resemble their owners, the students would get a correct match with probability 0.50. It turned out that 14 of the 16 students correctly picked out the teacher's dog.
Does it appear that the population proportion of people who can correctly match a dog to their owner (out of two options) is better than just guessing?

Answers

Answer:

The proportion of people who can correctly match a dog to their owner (out of two options) is better than just guessing.

Step-by-step explanation:

In this case we need to test whether the proportion of people who can correctly match a dog to their owner (out of two options) is better than just guessing.

The hypothesis can be defined as follows:  

H₀: The proportion of people who can correctly match a dog to their owner is 50%, i.e. p = 0.50.  

Hₐ: The proportion of people who can correctly match a dog to their owner is more than 50%, i.e. p > 0.50.  

The information provided is:  

[tex]x=14\\n=16[/tex]

The sample proportion is:

[tex]\hat p=\frac {x}{n}=\frac{14}{16}=0.875[/tex]

Compute the test statistic value as follows:  

[tex]z=\frac{\hat p-p}{\sqrt{\frac{p(1-p)}{n}}}[/tex]

  [tex]=\frac{0.875-0.50}{\sqrt{\frac{0.50(1-0.50)}{16}}}\\\\=3[/tex]

The test statistic value is 3.  

The decision rule is:  

The null hypothesis will be rejected if the p-value of the test is less than the significance level.  

Compute the p-value as follows:

[tex]p-value=P(Z>3)\\\\=1-P(Z<3)\\\\=1-0.99865\\\\=0.00135\\\\\approx 0.0014[/tex]

The p-value is, p-value = 0.0014.

The p-value of the test is very small for all the commonly used significance level. The null hypothesis will be rejected.

Thus, there is not enough evidence to support the claim.

Conclusion:

The proportion of people who can correctly match a dog to their owner (out of two options) is better than just guessing.

I have done over a million times again and I keep getting it wrong

Answers

Answer:

The answer is 5 and -5.

Step-by-step explanation:

Answer:

not sure, sorry try googling it thats all i can answer

Ellie completed an algebraic proof to show that V12 + V108 = 8 - 31.
=
V12 + 7108
122 + 1083
42. 33 + 362 - 31
8.32
Which expression can be placed in the blank to correctly complete Ellie's
proof?

Answers

Answer:

The answer to your question is given below.

Step-by-step explanation:

To know the correct answer to the question, do the following:

√12 + √108

= 12^½ + 108^½

= 4^½ • 3^½ + 36^½ • 3^½

Factorise

3^½ (4^½ + 36^½)

Recall:

4^½ = √4 = 2

36^½ = √36 = 6

Therefore,

3^½ (4^½ + 36^½) = 3^½ (2 + 6)

= 3^½ • 8

To reduce laboratory​ costs, water samples from five public swimming pools are combined for one test for the presence of bacteria. Further testing is done only if the combined sample tests positive. Based on past​ results, there is a 0.007 probability of finding bacteria in a public swimming area. Find the probability that a combined sample from five public swimming areas will reveal the presence of bacteria. Is the probability low enough so that further testing of the individual samples is rarely​ necessary?

Answers

Answer:

Step-by-step explanation:

Given that:

The numbers of the possible public swimming pools are 5

From past results, we have 0.007 probability of finding bacteria in a public swimming area.

In the public swimming pool, the probability of not finding bacteria = 1 - 0.007

= 0.993

Thus;

Probability of combined   =  Probability that at least one public

sample with bacteria           swimming area have bacteria

Probability of combined sample with bacteria  = 1 - P(none out of 5 has          

                                                                                bacteria)

   

Probability of combined sample with bacteria = 1 - (0.993)⁵        

= 1 - 0.9655

= 0.0345

Thus, the probability that the combined sample from five public swimming areas will show the presence of bacteria is 0.0345

From above, the probability that the combined sample shows the presence of bacteria is 0.0345 which is lesser than 0.05.

Thus, we can conclude that;  Yes, the probability is low enough that there is a need for further testing.

someone please help I’m so confused

Answers

Answer:

80 - 12 - 5f

Step-by-step explanation:

You have a total of eighty seeds in all.

Minus the twelve seeds Demi planted.

The number of friends she gave seeds to is unclear.

To find out how many seeds she gave you'd have to

multiply five by the number of friends.

It's is all being subtracted from the total.

Hope this helps. ;)

Juan Garcia sells life insurance policies. He earns a 12 percent commission on every policy he sells. Juan made the following sales this week: Monday $425.00, Tuesday $694.25, Wednesday $296.14, Thursday $501.85, and Friday $358.76. What is Juan’s commission for the week? _______________

Answers

Answer: Juan Ramirez made $185.00

Step By Step Explanation:

For the first 10 suits he made $12.50 each suit, then he made $20 for the additional 3.  

250*.05=12.50

250*.08=20

12.50*10=125

3*20=60

125+60=185.

A bag of skittles contains 80 pieces of candy. You ate 16 pieces, what fraction of the
bag do you have left?

Answers

Answer:

4/5

Step-by-step explanation:

80-16=64 (you have 64 candies left)

64/80 (the fraction of the amount of candies you have left)

4/5 (simplify the fraction - divide the top and bottom by 16)

How many repeating digits are in 0.64 repeating?

Answers

Answer:

There are no repeating digits

-412-(-223) worked out

Answers

Answer:

-189

Step-by-step explanation:

Remember to follow the rules of signs:

- If there are two positive signs next to each other, you add:

- If there is one negative sign and one positive sign next to each other, you subtract.

- If there is two negative signs next to each other, you add:

- 412 - (-223) = -412 + 223

Subtract:

223 - 412 = -189

-189 is your answer.

~

This is the answer to the question -189

Write an equation for a graph that passes through the points
(10,6) and (5,3).

Answers

Answer:

10x + 6y and 5x + 3y

Step-by-step explanation:

I might not be 100% correct but take this into consideration.

Yoshi needs to find the inverse of f(x) = 5x – 2. What is the first step?

Answers

Answer:

D. Replace f(x) with y

Step-by-step explanation:

apex

Yoshi needs to find the inverse of f(x) = 5x – 2. The first step is to Switch x and y. The correct answer is option C.

In mathematics, an inverse function is a function that "undoes" the actions of another function. If a function f(x) maps an input x to an output y, the inverse function, denoted as f^(-1)(x) or sometimes written as f(x)^(-1), maps the output y back to the original input x. The correct answer is option C.

To find the inverse of a function, the first step is to switch the x and y variables. In this case, the function is f(x) = 5x - 2.

To find the inverse, we need to switch x and y, so the new function becomes x = 5y - 2.

It's important to note that not all functions have an inverse. A function must be one-to-one (each input maps to a unique output) for an inverse to exist. Additionally, the domain and range of a function and its inverse are swapped.

Learn more about Inverse here:

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find x and y (Please answer)​

Answers

Answer:

X=58

Y=32

Step-by-step explanation:

Right angle is 90°

90-58=32

The one thats 58° is opposite on x so they are th same what means y is 32°

Two turtles come from opposite sides of the road, starting at the same time and moving at the same speed. When they met, they jvere 72 inches from the right hand edge of the road. How wide is the road?​

Answers

Answer:

144 inches

Step-by-step explanation:

If they are moving at the same speed and start at the same time, they have to go the same distance

That means they will meet in the middle

If they are 72 inches from the right side that means the middle is 72 inches from the right side

The road is 2 times 72 inches

2*72 = 144

144 inches

What is the answer too 509+35+12

Answers

The correct answer is 556

Answer:

556

Step-by-step explanation:

the answer to your question

Solve the following system of equations.
(15 Points)
- 2x + y = -20 & 4y + 3x = 30
PLEASE HELP ME

Answers

Answer:

1. x=0 y=-20

2. x=0 y=7.5

Step-by-step explanation:

Shop Mart bought 47 crates of cereal. In each crate, there are a dozen boxes of cereal. How many boxes of cereal did Shop Mart buy? Answer the question below and remember to label your answer!​

Answers

Answer:

564 Boxes Of Cereal

Step-by-step explanation:

You take 47 (# of crates), and 12 (# of items in a dozen) and multiply them.. to get 564

Given:QT bisects SP, SP bisects QT
Prove: QRS=SRT

Answers

Answer:

I DOnt get please more info

Step-by-step explanation:

What is the slope of a line perpendicular to the line is question is 3x-3y=54? fully reduce your answer. (it’s not 1)

Answers

Answer:

-1

Step-by-step explanation:

Has to be the opposite

As of a certain date, there had been a total of 14,649 performances of two shows on Broadway, with 2389 more performances of Show A than Show B. How many performances were there of each show? There were performances for Show A.​

Answers

Subtract the difference:

14,649 - 2389 = 12,260

Divide that by 2

12,260 / 2 = 6,130

That is the number of shows for B.

For A add the 2,389 to the number of shows for B

2389 + 6130 = 8,519

Show A = 8,519

Show B = 6,130

Answer:

14,649 - 2389 = 12,260

Divide that by 2

12,260 / 2 = 6,130

That is the number of shows for B.

For A add the 2,389 to the number of shows for B

2389 + 6130 = 8,519

Show A = 8,519

Show B = 6,130

Step-by-step explanation:

It was Robin's birthday and she knew she was going to have a good day. She was driving to work, and when she turned on the radio, her favorite song was playing. Besides, the traffic light at the main intersection she crossed to get to work was green when she arrived, something that seemed to happen less than once a week. When she arrived at work, rather than having to search as she usually did, she found an empty parking space right in front of the building. Identify three random circumstances in the story, and give the possible outcomes for each of them. (Select all that apply.)

Answers

Answer:

1.Random circumstance: Color of traffic light when Robin approaches the main intersection. Possible outcomes: Traffic light is green when Robin arrives, or Traffic light is not green when Robin arrives.

2.Random circumstance: Song on the radio when first turned on. Possible outcomes: Robin's favorite song is playing, or Robin's favorite song is not playing.

4.Random circumstance: Nearest available parking space. Possible outcomes: Robin finds an empty parking space in front of the building, or Robin does not find an empty parking space in front of the building.

Step-by-step explanation:

A random circumstance is one whose outcome cannot be predicted because we either do not have the full details of the matter or it has not been confirmed yet by a reliable source. In the short description of events provided above;

1.The color of the traffic light is unpredictable because it is not under the control of the drivers but is automated.

2. Robin's favorite song playing on the radio is a random circumstance because she has no control over what song is played. So, she might as well have tuned in and it would be her least favorite song playing.

3. Robin driving into the office and finding the parking space empty is a random circumstance because it is not predictable. She might have come in and found the entire space filled.

I need help on this!!!

Answers

Step-by-step explanation:

3 tickets = $16.50

1 tickets = $16.50/3

= $5.5

2 tickets = $2×5.5

= $11.00

You would do 16.50 divided by 3 to get the cost of one of the tickets so that would be 5.5 and then multiply by 2 to get 11! So your answer is 11

I hope this helped :))

Lillian has 8 jars each with 240 milliliters of apple cider vinegar. How many liters of vinegar is in all 8 jars?

Answers

Answer:

1.92 litres

Step-by-step explanation:

1l=1000ml

1 jar=240ml=0.24l

8 jars= 240x8=1920ml=1.92l

On a coordinate plane, a line with positive slope goes through points (negative 6, negative 4) and (0, 6). A point is at (4, negative 6).
Use the given line and the point not on the line to answer the question.

What is the point on the line perpendicular to the given line, passing through the given point that is also on the y-axis?

(−3.6, 0)
(−2, 0)
(0, −3.6)
(0, −2)

Answers

The point (0, 6) on the line perpendicular to the given line, passing through the given point that is also on the y-axis.

The given coordinates are (-6, -4) and (0, 6).

What is slope of a line?

The slope of the line is the ratio of the rise to the run, or rise divided by the run. It describes the steepness of line in the coordinate plane.

Now, put (x1, y1) = (-6, -4) and (x2, y2)=(0, 6) in slope formula m = (y2-y1)/(x2-x1)

So, m = (6+6)/(0+4)

= 12/4

= 3

The point on the line perpendicular to the given line,

Then the slope = -1/m

= -1/3

Substitute m=-1/3 and (x, y) = (0, 6) in y=mx+c, we get

6 = -1/3 (0) + c

⇒ c = 6

Now, substitute m=-1/3 and c = 6 in y=mx+c, we get

y = -1/3 x+ 6

Line is passing through y-axis, so y = -1/3 (0) +6

y=6

Therefore, the point (0, 6) on the line perpendicular to the given line, passing through the given point that is also on the y-axis.

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Answer:

Step-by-step explanation:

(0, −3.6) jst did this

Write an equation for the parabola that has the
given vertex and passes through the given point.
Vertex
(0,-1)
Point
(1,-2)
f(x)= [?](x+ [ ]) ^2 + [ ]

Answers

Answer:

-1, 0, -1

f(x)=-1(x+0)^2-1

Step-by-step explanation:

vertex translated from (0,0) to (0,-1), so the function translated down by -1

f(x)=a(x-0)^2 -1

substitute (1,-2) to solve a,

a(1-0)^2 -1 = a-1 = -2

a=-1

thus, f(x)=-1 (x+0)^2 -1

At the Last Chance Filling Station, gas costs $1.60 a gallon. Trevor paid $32.00 to fill his tank. How many gallons of gas did he buy? a. Write an algebraic equation that represents the scenario. b. Solve to find the solution.

I know it’s 32/1.60=20 gallons
But how do you write the algebraic expression?

Answers

Answer:

1.60x=32.00

Step-by-step explanation:

Since you do not how much gallons of gas he bought you would use the variable x.

Answer:

1.60x=32

Step-by-step explanation:

For a quadrilateral to be rhombus the diagonals have to be

Answers

Answer:

  perpendicular bisectors of each other

Step-by-step explanation:

For a quadrilateral to be rhombus the diagonals have to be perpendicular bisectors of each other.

__

The diagonals of a parallelogram bisect each other. When that parallelogram is a rhombus, the diagonals are perpendicular, hence mutual perpendicular bisectors.

please solve 2x+3=x−4

Answers

the answer is x = -7
Subtract the 3 to the 4 cancel out the 3. Next subtract the x to 2x and your answer is x=-7 you welcome
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