Find the slope of the line
y=-7x - 3
Answer:
-7
Step-by-step explanation:
Answer:
m=-7 ,b=-3
Step-by-step explanation:
Given ∠4≅∠14, which lines, if any, must be parallel based on the given information? Justify your conclusion. Responses a∥b, converse of the same-side interior angles theorem a is parallel to b, , converse of the same-side interior angles theorem a∥b, converse of the alternate interior angles theorem a is parallel to b, , converse of the alternate interior angles theorem a∥b, converse of the corresponding angles theorem a is parallel to b, , converse of the corresponding angles theorem not enough information to make a conclusion not enough information to make a conclusion Two horizontal, parallel lines, line c and line d, where line c is above line d. These lines are intersected by two diagonal parallel lines, line a and line b. Line a is to the left of line b. The angles created by each intersection are numbered. From top left, going clockwise, the angles where line a intersects line c are labeled eleven, ten, nine, and twelve. The angles where line b intersects line c are labeled seven, six, five, and eight. The angles where line a intersects line d are labeled fifteen, fourteen, thirteen and sixteen. The angles where line b intersects line d are labeled three, two, one and four. Skip to navigation
If ∠4 ≅ ∠14, then the lines that must be parallel are a and b and so we can say that; a∥b, Converse of the Alternate Interior Angles Theorem
What are Interior Angles?Interior angles are basically the pair of angles created on the inner side of the parallel lines and right on the opposite sides of the transversal when two parallel lines are intersected by a transversal .
We are told that ∠4 ≅ ∠14, which lines,
If a transversal connects two parallel lines, we know that the corresponding angles and vertically opposite angles are equivalent.
Thus, angle 4 is congruent to angle 14.
Therefore, we can deduce the following;
Angle 15 is a corresponding angle to angle 3 and so we can write that;
∠15 ≅ ∠3
Angle 15 is a vertically opposite angle to angle 13 and so we can write that; ∠15 ≅ ∠13
By transitive property of equality, we can say that;
∠3 ≅ ∠13 [Alternate interior angles]
Thus, we have ∠4 ≅ ∠14
Therefore, we conclude that a∥b, Converse of the Alternate Interior Angles Theorem.
Hence, the correct answer would be an option (B).
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Factor 60 - 36w to identify the equivalent
expressions.
Answer:
Step-by-step explanation:
−36w+60
=12(−3w+5)
12(−3w+5)
What is the value of the y-Intercept of the graph of h(x) = 29(5.2y'?
Answer:
wow
Step-by-step explanation:
its very hard lol
4160/65= show your work
Answer: 64
Step-by-step explanation: 4160/65 64
As a diver swims deeper underwater, the water pressure in pounds per square inch (PSI) increases on the diver. The table shows the pressure in PSI for several depths of water.
For a submarine the pressure increases at 4 times the rate of a diver. Which equation represents p, the water pressure in square inches for a submarine, as a function of d, the depth in feet?
Answer:
C. p = 1.72d
Step-by-step explanation:
The rate of change for the diver is 0.43. 0.43 x 4 = 1.72d.
The equation for the rate of change for the diver is 1.72d.
It is required to find the equation.
What is arithmetic?Arithmetic is the branch of mathematics that deals with the study of numbers using various operations on them. Basic operations of math are addition, subtraction, multiplication and division. These operations are denoted by the given symbols.
Given:
The table shows the pressure in PSI for several depths of water.
For a submarine the pressure increases at 4 times the rate of a diver.
The water pressure in square inches for a submarine=p
The depth in feet =d
So we have to find the equation
The rate of change for the diver is
0.43. 0.43 x 4
= 1.72d.
Therefore, the equation for the rate of change for the diver is 1.72d.
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what’s the slope of the line??
If changing one variable seems to lead to a change in another variable, this shows ________ but does not necessarily prove ________.
The change in a variable that leads to the change in another variable is termed as a correlation but this does not prove causation.
What is correlation?
Correlation is a statistic that indicates how far two variables move in relation to one another.
Correlation expresses the degree of a relation between two variables numerically as the correlation coefficient.
Thus, correlation serves the following relationship:
It shows the statistical relationship that exists across two random variables.Describes the degree to which a pair of variables is linearly connected.Learn more about correlation here:
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2. pvalue
3.critical value
4.test value
5.make a desision
Noise Levels in Hospitals In a hospital study, it was found that the standard deviation of the sound levels from 30 areas designated as "casualty doors" was 6.4 dBA and the standard deviation of 28 areas designated as operating theaters was 4.1 dBA. At a 0.10, can you substantiate the claim that there is a difference in the standard deviations? Use a, for the standard deviation of the sound levels from areas designated as "casualty doors." Part 1 of 5 (a) State the hypotheses and identify the claim. H_0: sigma_1^ = sigma_2^ _____
H_1: sigma_1^ ≠ sigma_2^ _____
This hypothesis test is a___test.
The hypotheses for the test are H₀: σ₁² = σ₂² and H₁: σ₁² ≠ σ₂². This is a two-tailed test to assess if there is a difference in the standard deviations of sound levels between the areas designated as "casualty doors" and operating theaters. The claim being investigated is whether or not there is a difference in the standard deviations.
The hypotheses for the test are:
H₀: σ₁² = σ₂² (There is no difference in the standard deviations of the sound levels between the areas designated as "casualty doors" and operating theaters.)
H₁: σ₁² ≠ σ₂² (There is a difference in the standard deviations of the sound levels between the areas designated as "casualty doors" and operating theaters.)
This hypothesis test is a two-tailed test because the alternative hypothesis is not specifying a direction of difference.
To substantiate the claim that there is a difference in the standard deviations, we will conduct a two-sample F-test at a significance level of 0.10, comparing the variances of the two groups.
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Tia, Will, and Ana each have some pennies, nickels, and dimes. The table provides information about the number of coins each person has. Complete questions 1
The subject of this question is Mathematics and it involves counting and working with coins.
Explanation:The subject of this question is Mathematics as it involves counting and working with coins.
Tia has 12 coins in total, consisting of 6 pennies, 3 nickels, and 3 dimes. Will has 15 coins, with an equal number of pennies, nickels, and dimes. Ana has a total of 9 coins, with 2 pennies, 4 nickels, and 3 dimes.
In summary, the question involves counting the number of coins each person has, which can be solved using basic arithmetic and understanding of coin values.
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Find the value of x. Then find the measure of each angle and write the answers in ascending order.
The value of x in the triangle is 11.
The unknown angles are as follows:
80 degrees117 degreesHow to find the angles in a triangle?The exterior angle theorem states that the measure of an exterior angle is equal to the sum of the measures of the two remote interior angles of the triangle.
Therefore,
3x + 47 + 37 = 5x + 62
subtract 5x from both sides of the equation
3x - 5x + 84 = 5x - 5x + 62
-2x + 84 = 62
subtract 84 from both sides of the equation
-2x + 84 = 62
-2x + 84 - 84 = 62 - 84
-2x = -22
divide both sides by -2
x = -22 / -2
x = 11
The other unknown angles are as follows;
3x + 47 = 3(11) + 47 = 33 + 47 = 80 degrees
5x + 62 = 5(11) + 62 = 55 + 62 = 117 degrees.
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T/F the square root of a number will always have two outcomes one is positive and the other is negative.
we have only one outcome that is neither positive nor negative, then the statement is false.
What is square root?
A value known as the square root of a number is one that, when multiplied by itself, yields the original number. An alternative to square rooting a number is to use it. Therefore, the concepts of squares and square roots are connected. The original number is equal to the square root of any integer, which is equivalent to a number.
Let's assume that m is an integer that is positive, such that (m.m) = (m2) = m.
This seems to be true because:
-2*-2 = 2*2 = 4
So √4 = 2 and -2
But particularly the square root of zero is:
√0 = 0
So here we have only one outcome that is neither positive nor negative, then the statement is false.
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Please just help a girl out please
Answer:
C
Step-by-step explanation:
imagine you are performing a two-way anova test, and you find a p-value for interaction of 0.07. what is the correct interpretation of this p-value with an alpha level of 0.05?
The correct interpretation of this p-value with an alpha level of 0.05 is explain below.
What is the correct interpretation of this p-value with an alpha level of 0.05?P-value is the margin of error importance inside a factual speculation test, addressing the likelihood of the event of a given occasion.
According to question:We have, P-value =0.07
Level of significance = 0.05
We know that,
P-value is less than level of significance, then H® is rejected,smaller the p-value longer the evidence that you should reject the null hypothesis.
Now P-value is greater than 0.05.
With a p-value greater than 0.05, fail to reject the H®.Look at multiple comparison of each Level of significance.
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Which recursive formula can be used to determine the total amount of time spent making hats based on the total amount of time spent previously? f(n 1) = f(n) 1.5 f(n 1) = f(n) 0.75 f(n 1) = one-halff(n) f(n 1) = three-halvesf(n)
The recursive formula which is used to determine the total amount of time spent making hats based on the total amount of time spent previously is f(n+1)=f(n)+0.75. The correct option is B.
Given the time spent by making a hat is shown in attached image.
We have to find the recursive formula which is used to satisfy the given condition.
A recursive formula relates each term in the sequence to the previous term in the sequence. This is different from the explicit expression.
As it is given that f(1)=1.5, f(2)=2.2.5, f(3)=3.0 and f(4)=3.75
According to the definition of recursive formula, we will firstly find the difference between f(2) and f(1), we get
f(2)-f(1)=2.25-1.5
f(2)-f(1)=0.75
f(2)=f(1)+0.75,
Now, we will find the difference between f(3) and f(2), we get
f(3)-f(2)=3.0-2.25
f(3)-f(2)=0.75
f(3)=f(2)+0.75,
Similarly, we will find for others.
.....
f(n+1)=f(n)+0.75
This is the arithmetic sequence with common difference 0,75.
Hence, according to the question, the recursive formula can be used to determine the total amount of time spent making hats based on the total amount of time spent previously is f(n+1)=f(n)+0.75.
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what is the length of the hypotenuse,c ? 3m 5m
Answer:
square root of 34
Step-by-step explanation:
ok so S is for Squared
Cs= As+Bs
5s+3s= Cs
25+9=34
Cs=34
C= square root of 34
to get C we need to square root Cs
square root of 34
so C is 5.83
7th grade math help me please :))
Answer:
8/15 = 16/30 = 24/45 = 32/60
= 40/75 = 48/90 = 56/105 = 64/120
= 72/135 = 80/150 = 88/165 = 96/180
= 104/195 = 112/210 = 120/225 = 128/240
= 136/255 = 144/270 = 152/285 = 160/300
= 168/315 = 176/330 = 184/345 = 192/360
= 200/375 = 208/390 = 216/405 = 224/420
= 232/435 = 240/450 = 248/465 = 256/480
= 264/495 = 272/510 = 280/525 = 288/540
= 296/555 = 304/570 = 312/585 = 320/600
= 328/615 = 336/630 = 344/645 = 352/660
= 360/675 = 368/690 = 376/705 = 384/720
= 392/735 = 400/750 = 408/765 = 416/780
= 424/795 = 432/810 = 440/825 = 448/840
= 456/855 = 464/870 = 472/885 = 480/900
= 488/915 = 496/930 = 504/945 = 512/960
= 520/975 = 528/990 = 536/1005 = 544/1020
= 552/1035 = 560/1050 = 568/1065 = 576/1080
= 584/1095 = 592/1110 = 600/1125 = 608/1140
= 616/1155 = 624/1170 = 632/1185 = 640/1200
= 648/1215 = 656/1230 = 664/1245 = 672/1260
= 680/1275 = 688/1290 = 696/1305 = 704/1320
= 712/1335 = 720/1350 = 728/1365 = 736/1380
= 744/1395 = 752/1410 = 760/1425 = 768/1440
= 776/1455 = 784/1470 = 792/1485 = 800/1500
Step-by-step explanation:
Please Help Meeeee!!! Will Mark Brainliest!!!
Answer:
Part A: Yes. For every 10 employees, an increase of 80 products produced.
Part B: y = 8x + 120
Part C: Y-intercept indicates the number of products produced when there are 0 employees. The slope indicates the rate of increase of production with the number of employees
Step-by-step explanation:
Part A: 80 - 0 = 80 employees; 760 - 120 = 640 products. Therefore, 640/80 = 8 products per employee or 80 products per 10 employees
Part B: For y = mx + c ,
m = (Y1 - Y0)/(X1 - X0) = (760 - 120)/(80 - 0) = 8
c = Y-intercept, when X = 0. Therefore c = 120
If a varies jointly with b and c and a = 2.53 when b=5.5 and c = 0.92. Find the constant of variation.
Answer:
0.9
Step-by-step explanation:
0.9
What is (12x12)+7-3. Use PEMDAS or GEMDAS to get the answer.
Answer:
148
Step-by-step explanation:
(12×12)+7-3
144+7-3
151-3
148
Answer:
Step-by-step explanation:
First do the operation inside the parenthesis
(12*12) + 7 - 3 = 144 + 7 - 3
= 151 - 3
= 148
1) There are 8 college basketball teams in a certain
Sub-Division
How many ways are there to choose 6 teams for the playoffs?
There are 28 ways to choose 6 teams for the playoffs if there are 8 college basketball teams in a certain sub-division.
To determine the number of ways to choose 6 teams for the playoffs out of the 8 college basketball teams in a certain Sub-Division, we can use the combination formula. The formula for combinations is given by
nCr = n! / (r! * (n-r)!),
where n represents the total number of teams and r represents the number of teams to be chosen.
In this case, n = 8 and r = 6.
Plugging in these values, we have
8C6 = 8! / (6! * (8-6)!) = 8! / (6! * 2!) = (8 * 7) / (2 * 1) = 28.
Therefore, there are total 28 ways to choose 6 teams.
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below the paraboloid z = 18 − 2x2 − 2y2 and above the xy-plane
Answer:
y
2
=−
2
z
+7
Steps for Solving Linear Equation
z=18−2×2−2y2
Multiply 2 and 2 to get 4.
z=18−4−2y
2
Subtract 4 from 18 to get 14.
z=14−2y
2
Swap sides so that all variable terms are on the left hand side.
14−2y
2
=z
Subtract 14 from both sides.
−2y
2
=z−14
Divide both sides by −2.
−2
−2y
2
=
−2
z−14
Dividing by −2 undoes the multiplication by −2.
y
2
=
−2
z−14
Divide z−14 by −2.
y
2
=−
2
z
+7
Step-by-step explanation:
the given equation defines a paraboloid that lies below the plane z=0. Specifically, it is situated above the xy-plane, which means that the z-values of all points on the surface are greater than or equal to zero.
we can break down the equation z=18-2x^2-2y^2. This equation represents a paraboloid with its vertex at (0,0,18) and axis of symmetry along the z-axis. The first term 18 is the z-coordinate of the vertex and the last two terms -2x^2 and -2y^2 determine the shape of the paraboloid.
Since the coefficient of x^2 and y^2 terms are negative, the paraboloid is downward facing and opens along the negative z-axis. Therefore, all points on the paraboloid have z-values less than 18. Additionally, since the paraboloid is situated above the xy-plane, its z-values are greater than or equal to zero.
the paraboloid defined by the equation z=18-2x^2-2y^2 is situated below the plane z=0 and above the xy-plane. Its vertex is at (0,0,18) and it opens along the negative z-axis.
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Find the mean for the given data set.
-7, -8, 9, -15, 25, -6, 21, -20, 10
1
9
-5
Answer:
1
Step-by-step explanation:
Mean is the average amount of numbers. To find the mean, add all the numbers up and then subtract by how many there are.
All of those numbers together equal 9 and because there are 9 values there, I divided them which gave me 1.
Algebra 2 question matrices. Please help!!
Solve the system of equations below using matrices.
Answer:
(1, 3, -2) is the answer
Which equation has a graph that is parallel to the graph of 2x - y=-1?
An airplane is flying in the direction of 25 degrees west of north at 800 km/h. Find the component form of the velocity of the airplane, assuming that the positive x axis represents due east and the positive y axis represents due north. Component Form =
To find the component form of the velocity of the airplane, we need to break down the velocity vector into its horizontal (x) and vertical (y) components.
Given that the airplane is flying 25 degrees west of north at 800 km/h, we can determine the horizontal and vertical components using trigonometry.
The vertical component (Vy) represents the velocity in the north direction, and the horizontal component (Vx) represents the velocity in the east direction.
To calculate Vy, we use the sine function:
Vy = V * sin(θ)
Vy = 800 * sin(25°)
To calculate Vx, we use the cosine function:
Vx = V * cos(θ)
Vx = 800 * cos(25°)
Therefore, the component form of the velocity vector is:
Velocity = (Vx, Vy) = (800 * cos(25°), 800 * sin(25°))
Calculating the values:
Vx ≈ 722.6 km/h
Vy ≈ 342.0 km/h
Hence, the component form of the velocity vector is approximately (722.6 km/h, 342.0 km/h).
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The graphs of f(x) = 10' and its translation, g(x), are
What is
shown.
O g(x
g(x)
у
460
fa)
go
O g(x)
O g(x)
120
100
(2. 100)
(5, 100)
80
60
40
20
(391) (4.10)
6
1 2 3
5
6
х
140
(1.10)
60
Answer:
The first option
Step-by-step explanation:
The equation of g(x) is g(x) = \(10^{3 - x\)
Option A is the correct answer.
What is translation?It is the movement of the shape in the left, right, up, and down directions.
The translated shape will have the same shape and size.
There is a positive value when translated to the right and up.
There is a negative value when translated to the left and down.
We have,
From the graph, we see that,
The coordinates in the line g(x) are (5, 100) and (4, 10).
Now,
g(x) = \(10^{x - 3\) ______(1)
Substituting (5, 100) and (4, 10) in (1)
We get,
g(5) = \(10^{5 - 3\) = 100
g(4) = \(10^{4 - 3\) = 10
This is true.
Thus,
The equation of g(x) is g(x) = \(10^{3 - x\)
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Valeria wants to ride her bicycle 48 miles this week. She has already ridden 18 miles. If she rides for 4 more days, what is the average number of miles she would have to ride each day to meet her goal?
Subract what she rode already from total:
48-18 = 30
Divide by number of days:
30/4 = 7.5
she will need to ride 7.5 miles per day
Hey, Could you help me? Thank you
R Markdown is a file format for making dynamic documents with R. What are the benefits of creating this kind of document? Select all that apply.
Multiple Choice Question. Please Choose The Correct Options A
Perform calculations for analysis more efficiently
B
Generate a report with executable code chunks
C
Save, organize, and document code
D
Create a record of your cleaning process
An writing format called R Markdown (. Rmd) makes it simple to create dynamic documents, presentations, and reports with R.
It mixes R code chunks that are embedded and run so that their result can be included in the final document with the basic grammar of R markdown, a simple plain text format. The following are some benefits of utilizing R markdown: explicitly connects your data, R code, and output to produce a workflow that is completely reproducible. You can include ALL of the R code that was used to explore, summarize, and analyze your data in a single, simple-to-read document.
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