Find all points on the​ x-axis that are 14 units from the point (3,-7).

Answers

Answer 1

Answer:

  (3±√147, 0) ≈ (-9.124, 0) and (15.124, 0)

Step-by-step explanation:

The points (x, 0) satisfy the distance formula:

  d = 14 = √((x -3)² +(0+7)²)

  196 = (x -3)² +49 . . . . . square both sides

  147 = (x -3)² . . . . . . . . . subtract 49

  3 ±√147 = x . . . . . . . . . take the square root and add 3

The points at distance 14 from (3, -7) on the x-axis are (3±√147, 0).

Find All Points On The X-axis That Are 14 Units From The Point (3,-7).

Related Questions

Emma had some apples in her basket. Then, she picked 9 more apples. She gave 14 apples to Klara. She had 10 apples left. How many apples did Emma have in her basket to start?

Answers

(x+9)-14=10
Add 14 to each side
x+9 = 24
Subtract 9 from each side
x = 15

Which angle corresponds to <7?
A.<1 B.<3 C.<4 D.<6

Answers

Hello there! Thank you for asking your question here on brainly.

Answer: C. <3

Why?

We have 4 angles on each side. We have two sets of angles, so we have 8 angles. To tell how angles correspond, find where they are on the other side. Example, in this, the (2) on the top set of angles it on the top right. To find which one corresponds to the second one, look at the top right of the second set. 6 would be the answer to that. The (3) in this is on the bottom left on the first set, and the 7 on the second set is in the same place, the bottom left.

Hope this helped, and have an amazing day!! ♥~

If EF = 5w + 20, FG = 7w + 28, and EG = 72, find the value of w. Find EF and FG

Answers

Answer:

 w = 2, EF = 30 , FG = 42

Explanation:

We have EF = 5w + 20  and FG = 7w + 28

 Since these points E, F and G are col-linear points we have.

    EG = EF + FG

  And given that EG = 72

So, EF+EG = 72

     5w + 20 + 7w + 28 = 72

     12w + 48 = 72

      12 w = 24

       w = 2

So EF = 5w + 20 = 5x2 + 20 = 30

     FG = 7w + 28 = 7x2 + 28 = 42

I have 5 digits my nine is worth 9 x 10000 my two it's worth 2001 of my sevens is worth 70 the other is worth 10 times as much my other digit is at 6 what number am i

Answers

The number is = 92776

Explanation:

my nine is worth 9 x 10000 , this gives-

[tex]9\times10000=90000[/tex]

my two it's worth 2001 =2 (thousandth place)

sevens is worth 70(tens place) the other is worth 10 times (hundredth place) = 77

my other digit is at 6 =6

Hence, 92776

HELPPPPPPPPP

On which intervals is the function increasing?

Indicate intervals on the x-axis using the Ray tool for intervals that extend to infinity and the Segment tool for bounded intervals.

Graph a ray by selecting the endpoint followed by a point on the ray. Graph a segment by selecting an endpoint followed by the other endpoint.

Answers

Answer:

Refer below

Step-by-step explanation:

A function is said to be increasing if y increases whenever x increases and y decreases whenever x decreases.

A function is decreasing if y increases when x decreases or vice versa.

Hence from the graph we find that when the curve is going up when we move to right the function is increasing otherwise decreasing.

f(x) attains its extreme values at x = -8, -3, 2 and 6

Left of -8 we find f(x) is increasing.

ie.(-infty, -8) increases, (-8,-3)decreases, (-3,2) increases, (2,6) decreases and (6,infty) increases

To consolidate increasing in (-infty, -8)U(-3,2)U(6,infty)

and decreses in (-8,-3)U(2,6)

a group of college students was surveyed to see how old they were when they had their first job. the results were as follows:15% were 14 years old;50% were 15 years old; 20% were 16 years old; and 15% were 17 years old. which of the following is the mode or modes for the data set?
A.15
B.15.5
C.14&17
D.50

Answers

The answer would be... B

Answer: A.15

Step-by-step explanation:

We know that the mode of a data set is a data value that occurs most of the time than the rest other values.

Given : A group of college students was surveyed to see how old they were when they had their first job.

The results were as follows:

:15% were 14 years old;

50% were 15 years old;

20% were 16 years old;

15% were 17 years old.

We can that the highest percentage (i.e. 50% ) is of 15 years old students.

It means that the mode of the data set is 15 .

Hence, the correct answer is option (A).

The moon was about 240,000 miles from earth. What is the distance written as a whole number by a power of ten?

Answers

Answer

This answer is

[tex]24 * 10^4[/tex]

Explanation:

In power of ten notation, exponent tells us that how many times 10 is to be multiplied by itself to equal the number we wish to write. So we can write the above scenario as follows:

[tex]240,000 * 10^0[/tex]

[tex]240, 00 * 10^1[/tex]

[tex]240, 0 * 10^2[/tex]

[tex]240 * 10^3[/tex]

[tex]24 * 10^4[/tex]

So, the 10 will be multiply 4 times with 24 to get the same answer as 240,000

The answer is [tex]24 * 10^4[/tex]

The question is in the picture.

Answers

varies directly means [tex]\frac{y}{x} = k[/tex]

inserting y = -18 and x = 3 ⇒   [tex]\frac{-18}{3} = k[/tex]   ⇒   -6 = k

next, insert k = -6 into the varies directly equation and solve for y. y = -6x

Answer: C

(5/7) ÷ (1/3) hehdhdhhdvjshshhsjshdgdhshdhhd

Answers

5/7 ÷ 1/3 = 5/7 × 3/1 = 15/7

HELP ME I NEED TO ANSWER THIS BEFORE OCTOBER 26!!

For each table, identify the independent and dependent variables. Represent the relationship using words, an equation, and a graph.

Number of Chairs Painted, p | Paint Left (oz), L
0 | 128
1 | 98
2 | 68
3 | 38

Number of Snacks Purchases,s | Total Cost ,C
0 | $18
1 | $21
2 | $24
3 | $27

Number of Flights of Stairs Climbed,n| 0 | 1 | 2| 3 |
Elevation(ft above sea level),E |311|326|341|256|

Please Help Me 
&
Thank You

Answers

ANSWER TO QUESTION 7

Independent Variable: Number of Chairs Painted(p)

Dependent Variable: Paint Left(L)


To represent the relationship using a graph, we draw two perpendicular axis, wth Number of Chairs Painted(p) on the horizontal axis, and Paint Left(L) on the vertical axis.

Then we plot the points

[tex](0,\:\:128)[/tex], [tex](1,\:\:98)[/tex], [tex](2,\:\:68)[/tex], [tex](3,\:\:38)[/tex].

Using a straight edge, we draw a straight line through the points as shown in the diagram attached.


From the graph the slope is given by

[tex]Slope=\frac{60}{-2}=-30[/tex]


and the y-intercept is

[tex]c=128[/tex]


The equation is given by

[tex]L=mp +c[/tex]


That is

[tex]L=-30p +128[/tex]

In words, Paint level is reducing at a rate of [tex]30[/tex]oz



ANSWER TO QUESTION 8



Independent Variable: Number of snacks purchased(s)

Dependent Variable: Total Cost(c)


To represent the relationship using a graph, we draw two perpendicular axis, with Number of snacks purchased(s) on the horizontal axis, and Total Cost(c) on the vertical axis.

Then we plot the points

[tex](0,\:\:18)[/tex], [tex](1,\:\:21)[/tex], [tex](2,\:\:24)[/tex], [tex](3,\:\:27)[/tex].

Using a straight edge, we draw a straight line through the points as shown in the diagram attached.


From the graph the slope is given by

[tex]Slope=\frac{3}{1}=3[/tex]


and the y-intercept is

[tex]c=18[/tex]


The equation is given by

[tex]C(s)=ms +c[/tex]


That is

[tex]C(s)=3s +18[/tex]

In words, the Total cost increases is reducing at a unit rate of [tex]3[/tex]


ANSWER TO QUESTION 9


Independent Variable: Number of flight of stairs climbed(n)

Dependent Variable:Elevation (ft above sea level),E

To represent the relationship using a graph, we draw two perpendicular axis, with Number of flight of stairs climbed(n) on the horizontal axis, and Elevation (ft above sea level),(E) on the vertical axis.

Then we plot the points

[tex](0,\:\:311)[/tex], [tex](1,\:\:326)[/tex], [tex](2,\:\:341)[/tex], [tex](3,\:\:356)[/tex].

Using a straight edge, we draw a straight line through the points as shown in the diagram attached.


From the graph the slope is given by

[tex]Slope=\frac{15}{1}=15[/tex]


and the y-intercept is

[tex]c=311[/tex]

The equation is given by

[tex]E(n)=mn +c[/tex]


That is

[tex]E(n)=15n +311[/tex]

In words, the unit rate of rising above sea level is [tex]15[/tex]


The AP Calculus exam scores were released in July. The Secondary Math Specialist prepared the box plot shown to present the scores to the superintendent. What's the range of scores that represents the middle 50 percent of the students who took the test?

A. 65%–94%
B. 65%–89%
C. 81%–89%
D. 65%–81%

Answers

The answer would be C. because if you're looking at the middle of the plot, it's in between 80 and 90. This means that the answer would be C.

Answer:

a

Step-by-step explanation:

what integer is equivalent to 9 3/2

Answers

9 and 3/2 as an integer is 10.5

If you're looking for the integer of 9 3/2, it'd be 10.5!

I hope this helped!

Three friends each have some ribbon. Carol has 90 inches of ribbon, tino has 13.5 feet of ribbon, and baxter has 1.5 yards of ribbon. Express the total length of ribbon the three friends have in inches, feet, and yards.

Answers

306 inches, 8.5 yards, and 25.5 feet.

To find the total length of ribbon Carol, Tino, and Baxter have, first convert each length into the same unit. The total length of ribbon is 306 inches, 25.5 feet, or 8.5 yards when combining all their ribbons.

The lengths of ribbon that Carol, Tino, and Baxter have must be expressed in the same unit to find the total length. We will convert all lengths into inches, feet, and yards.

Carol's ribbon: 90 inches

Tino's ribbon: 13.5 feet × 12 inches/foot = 162 inches

Baxter's ribbon: 1.5 yards × 3 feet/yard = 4.5 feet then 4.5 feet × 12 inches/foot = 54 inches

Total Length in Inches:

90 + 162 + 54 = 306 inches

Total Length in Feet:

306 inches ÷ 12 inches/foot = 25.5 feet

Total Length in Yards:

25.5 feet ÷ 3 feet/yard = 8.5 yards

Now we have the total length of ribbon in all three units: inches, feet, and yards.

What is y greater Than or equal to 1/3x-2

Answers

Answer:

The given equation is

⇒y≥[tex]\frac{1}{3x-2}[/tex]

As domain of the function is 3 x-2≠0

             x≠2/3

⇒For different values of x we get different values of y.

When,  x>2/3 , we get positive values of y.

So , y≥ 0

and  when x< 2/3 , we get values of y which are negative.

i.e y≤0

At x=2/3, function is not defined.So at that point there does not exist any value of y.





50 yards of tape is needed to pack and ship 100 packages. You have a roll of tape that is 2000 inches long. About how many yards do you have? A) 28 yards B) 50 yards C) 56 yards D) 67 yards

Answers

Find out how many feet are in a yard.

3 feet = 1 yard

Find out how many inches are in a yard

3×12=36

Find out how many yards are in 2000 inches.

2000÷36=55.5

55.5 ≈ 56

The answer would be C) 56 yards

What is x^2-12x+36 in factored form?

Answers

For this case we must factor the following expression:

[tex]x ^ 2-12x + 36[/tex]

We must find two numbers that when multiplied give as a result "36" and when added together they give "-12". These numbers are:

[tex]-6-6 = -12\\-6 * -6 = 36[/tex]

Then, the factorization is given by:

[tex](x-6) (x-6) = (x-6) ^ 2[/tex]

Answer:

[tex](x-6) ^ 2[/tex]

Option A

To lose one pound of fat, a 200-pound person must burn 3,500 calories. If that person burns 180 calories by walking for 30 minutes, how many hours and minutes does the person have to walk to lose two pounds? Round your answer to the nearest minute. A. 53 hours 38 minutes B. 38 hours 53 minutes C. 19 hours 27 minutes D. 39 hours

Answers

It would be c because 3500*2 is 7000. So 7000 / 180 is 38.8. So he has to walk 30 minutes, 38 times, so 30 time 38 minutes will get you 1166 mins and divided by 60 mins in an hour will get you 19.4 hours which is closest to C.

For this case we have:

You lose 180 calories by walking 30min, that is:

180cal ---------> 30min

If to lose 1 pound of fat, the person should burn 3500 calories, to lose 2 pounds should burn twice the calories, that is, 7000 calories.

You want to know how long it takes to burn 7000 calories, knowing that they burn 180 in 30min. So:

180cal ---------> 30min

7000cal -------> x

Where x represents the time that must be used to burn the 7000 calories.

Resolving we have:

[tex]x = \frac{(7000cal * 30min)}{180cal}\\[/tex]

[tex]x = 1166.7min\\[/tex]

If 1h has 60min, then:

[tex]x = \frac{ (1166.7min * 1h)}{60min}\\[/tex]

[tex]x = 19.44h\\\\x = (19h + 0.44h)\\[/tex]

0.44h equals [tex]0.44 * 60min = 26.4min\\[/tex]

Thus, for the person to burn 7000 calories and lose 2 pounds, he must walk [tex]x = 19h + 26.4min[/tex].

Answer:

[tex]x = 19h + 26.4min\\[/tex]

Option C.

The length of a rectangular soccer field is 40 feet more than twice the width of the field. Complete an equation for the area of the field, where w is the width of the field.

A=_____w^2 +_____w

Answers


[tex]a = 2w^{2} + 40w[/tex]

Answer with explanation:

Width of the field = w  feet

As, given length of rectangular field is 40 feet more than twice the width.

Length of Soccer field = (2 w + 40) feet

Area of Rectangular field = Length × Breadth

                                          = w × (2 w+40)  square feet

                                       A =2 +40 w

First Blank =2

Second Blank = 40

78.2% of the students study more that one day for the chapter test. Find the probability that a randomly selected student did not study more than one day for the test.
A. 0.218
B. 0.782
C. 0.328
D. 0.391

Answers

78.2% means that out of 100, 78.2 DO study. 100-78.2 gives you the amount of students that dont study (including me lol) which comes out to 21.8 . so since 21.8 out of 100 dont study, you can divide 21.8/100, and get your answer.

the answer is a

Can someone work out bomdas for me 32-7×4+42÷6×3

Answers

When we fold “-“ with “-“ we get “+”
When we fold “-“ with “+” we get “-“

Jackson bought 5 ounces of raisins for $,4. How many ounces of raisins can he buy with $1

Answers

Answer:

1.25 ounces

Step-by-step explanation:


Answer:  The required number of ounces that he can buy with $1 is 1.25.

Step-by-step explanation:  Given that Jackson bought 5 ounces of raisins for $4.

We are to find the number of ounces of raisins that he can buy with $1.

We will be using the UNITARY method to solve the problem.

We have

Number of ounces of raisins that can be bought with $4 = 5.

Therefore, the number of ounces of raisins that can be bought with $1 is given by

[tex]\dfrac{5}{4}=1.25.[/tex]

Thus, the required number of ounces that he can buy with $1 is 1.25.

Kevin has $1,427 in a savings account his brother Haley has saved an amount with a 4 that is 1/10 the value of the 4 in Kevin's savings account. How much could Harley have In his savings account?

Answers

Answer:

77.5

Step-by-step explanation:

in this excercise the average is 4 months (January, Febuary, March, April)

the average rate is:

[tex]\frac{1450-1140}{4} =\frac{310}{4} = 77.5[/tex]

If you are traveling at a speed of 50 miles per hour, how many feet per second is this?

Answers

A handy conversion to remember is that 60 mph equals 88 feet per second.

Therefore, 50 mph will be (5/6) of 88 feet per second or 73.3333333333 feet per second.



519 divided by 6 and 915 divided by 7 and 439 divided by 7 and 812 divided by 9 which one does not have a two digit quotient.

Answers

519/6=86.5

915/7=130.7142

439/7=62.7142

812/9=90.2222

so i think its the 1st on but i may be wrong.

Final answer:

In the given sets of divisions, 812 divided by 9 is the one that does not yield a three-digit quotient when considering only whole numbers. All other division operations yield a three-digit quotient.

Explanation:

Let's start by dividing each number step by step. When we divide 519 by 6, we get 86.5, and when we divide 915 by 7, we get 130.71428571428572. Next, when we divide 439 by 7, we get 62.714285714285715, and finally when we divide 812 by 9, we get 90.22222222222223.

In this case, a quotient is the result obtained from division. We're asked to identify the operation which does not yield a two-digit quotient. Here, all the separate division operations give us a quotient that is a numerical value with more than two digits. However, when you consider whole numbers only, 812 divided by 9 gives us a two-digit quotient (90), while all other division operation results are three-digit numbers.

Learn more about Division here:

https://brainly.com/question/2273245

#SPJ3

Janelle buys 4 cases of water. Each case of water contains 12 bottles. Janelle drinks 3 bottles of water. Veronica writes a numerical expression to represent the situation. Her expression (12 - 3) x 4 has a mistake.

Answers

The x4 would have to be in the parentheses while the -3 would have to be on the outside because you are subracting 3 from 48
4 cases of 12 bottled waters is 48 total amount of bottled waters since Veronica drank 3 she has 45 bottled waters left



Given m∠D = 70°, m∠E = 42, and m∠EHG = 68°, prove DF is parallel to GH.

Answers

we know that

If DF is parallel to GH

then

the measure of the angle EGH must be equal to 70° by corresponding angles

so

Find the measure of the angle EGH

In the triangle EGH

the sum of the internal angles must be equal to 180 degrees

42°+68°+∠EGH=180°

solve for ∠EGH

∠EGH=180-(42+68)

∠EGH=180-110

∠EGH=70°

therefore

The lines DF and GH are parallel

Are the Trianfle similar?
If they are, identify the similarity ratio.

Yes; the similarity ratio is 3:4.
No; the triangles are not similar.
Yes; the similarity ratio is 1:2.
Yes; the similarity ratio is 5:6.

Answers

Answer:

It is yes the similarity ratio is 3:4.

Step-by-step explanation:


Answer:

Option 2 is correct that is NO ; The triangles are not similar.

Step-by-step explanation:

Given: Measurements of the sides of triangle.

Say sides of triangle 1 = 3 , 5 , 6

Sides of triangle 2 = 4 , 6 , 8

We have to find if triangles are similar or not and if they are similar then to find their ratio.

Since, We are given with only sides of the triangle.

Then if they are similar then they will be by Side-Side-Side similarity criteria.

Here, Two triangles are said to be similar by Side-Side-Side Criteria if ratio of their sides are equal.

But clearly from given values , all ratios are not equal.

[tex]\frac{3}{4}=\frac{6}{8}\neq\frac{5}{6}[/tex]

Or

[tex]\frac{3}{6}\neq\frac{5}{8}\neq\frac{6}{4}[/tex]

No possible pair give equal ratio.

Therefore, Option 2 is correct that is NO ; The triangles are not similar.

Help me on this someone please

Answers

It looks like you're allowed a calculator, just type it in to any scientific calculator and then report the answer in scientific notation.

You'll need to substitute in the variables when you do it. Just replace the x^2 with (3.8 * 10^5)^2
and then substitute in the y in the same manner.

Solve the following multiplication problems.
a. 9 kg 3 hg 1 cg × 9 =
b. 11 dg 4 cg × 12 =
c. 10 g 5 dg × 6 =
d. 5 g 3 dg 4 cg × 8 =

Answers

a.9 kg 3hg 1cg x 9 =243^3hc

b. 11dg 4cg x 12=528dg^2c

c. 10g  5dg x 6= 300g^2

d.  480g^3dc

-i hope this helps

Answer:

a. 8370009 cg

b. 1368 cg

c. 630 dg

d. 4272 cg

Step-by-step explanation:

Since, 1 kg = 100000 cg,

1 hg = 10,000 cg,

1 dg = 10 cg,

1 g = 10 dg,

1 g = 100 cg,

a. So, 9kg 3hg 1cg × 9 = (900000+30000+1) × 9  = 930001 × 9 = 8370009 cg,

b. 11dg 4cg × 12 = (110 + 4) × 12 = 114 × 12 = 1368 cg,

c. 10g 5dg × 6 = ( 100 + 5 ) × 6  = 105 × 6 = 630 dg,

d. 5g 3dg 4cg × 8 = ( 500 + 30 + 4) × 8 = 534 × 8 = 4272 cg

What’s three fractions that are equivalent to 4/7

Answers

[tex]\frac{4}{7} (\frac{2}{2} ) = \frac{8}{14}[/tex]

[tex]\frac{4}{7} (\frac{3}{3} ) = \frac{12}{21}[/tex]

[tex]\frac{4}{7} (\frac{4}{4} ) = \frac{16}{28}[/tex]

8/14.    

12/21

16/28

Is this what you’re looking for

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