Answer:
Steps for Plotting an Ordered Pair (x, y) in the Coordinate Plane. Determine the x-coordinate. Beginning at the origin, move horizontally, the direction of the x-axis, the distance given by the x-coordinate. If the x-coordinate is positive, move to the right; if the x-coordinate is negative, move to the left.
help please!! ill mark you as brainliest if it’s correct
Answer:
\( {6}^{2} \times \pi \times 15 + \frac{1}{2} \times \frac{4}{3} \times \pi \times {6}^{3} = 19 \times {6}^{2} \times 3.14 = 2147.76\)
Answer:
Step-by-step explanation:
Hemisphere Formula: ( 2 / 3 ) πR = V
Substitution: ( 2 / 3 ) 3.14 * 6 = 12.56
Cylinder Formula: πR^2 * H = V
Substitution: 3.14 * 6^2 * 15 = 1695.6
1695.6 + 12.56 = 1708.16
Please give me Brainliest if I'm correct ! :)
Baby lisa automatically turns her head in the direction of a touch on the cheek. This is the _____ reflex.
Turning of head is rooting reflex.
Reflex is defined as the action which is performed without thought. In other words, it is an unconscious behaviour or involuntary movement. Newborns have different reflexes such as rooting reflex, moro reflex, stepping reflex, tonic neck reflex and grasp reflex.
Rooting reflex acts on touch. Based on this, babies feed themself. They start sucking when the roof of their mouth is touched. Moro reflex occurs on sudden sound or movement of high intensity. Tonic neck reflex results in fencing position of baby. Grasp reflex is seen when baby closes their fingers and stepping reflex concerns legs.
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Select 2 answers: one for the questions A and one for the question B
Answer:
2a & 5a
Step-by-step explanation:
I don't know I guessed dont input the answers i said
Answer:
A. 0.25 inches
B. 0.125 inches
Step-by-step explanation:
A.
The smallest increment is represented by 1/4. Converting this into decimal form would make this 0.25.
Work:
1/4 = x/100
1 × 100 = 4 × x
100 = 4x
25 = x
25/100
0.25
B.
The uncertainty is what is not labeled on the ruler. We know 0.25 (1/4), 0.50 (2/4), and 0.75 (3/4) are labeled on the ruler. Out of all the options, 0.125 is not labeled. Therefore, 0.125 is the uncertainty.
Help please
Find the mean, median, and mode
7, 9, 2, 4, 2, 6
Answer:
Mode: 2; Median: 5; Mode: 5
Step-by-step explanation:
Solve for x
-22=2(x-10)
Answer:
−
2
2
=
2
(
−
1
0
)
x-22={\color{#c92786}{2(x-10)}}
x−22=2(x−10)
−
2
2
=
2
−
2
0
Step-by-step explanation:
Answer:
x=-21
Step-by-step explanation:
first expand the brackets
-22=2x-20
then make x on its own
-42=2x
then dived by 2
-21=x
Martin is selling chocolate bars for a fundraiser. His goal is to sell 500 chocolate bars to win the top prize. He can sell 11 per hour by standing in front of the local grocery store. If he already sold 258, how many more hours does he need to sell for?
Answer:
he needs to sell them for 22 more hours
10. Find the slope of the line
that passes through (2,-20)
and (1, -20).
Answer:
m = 0
Step-by-step explanation:
The answer is 0, I used the slope formula to figure this out...May I have brainliest? Thanksss!
Please help me for my homework
Answer:
m<CAO = 56
Step-by-step explanation:
When two parallel lines are intersected by a transversal, the same-side interior angles are supplementary, meaning that their angle measures add up to (180) degrees. Using this information, substitute in the given values and solve for the unknown,
(m<DOA) + (m<CAO) = 180
Substitute,
3x + 40 + 2x = 180
Simplify,
5x + 40 = 180
Inverse operations,
5x + 40 = 180
-40 -40
5x = 140
/5 /5
x = 28
Now substitute the value of (x) back into the given expression for the value of (<CAO). Solve to find the numerical value.
<CAO = (2x)
= 2(28)
= 56
Kid Know what to put here
Answer:
ok i dont knkw what is that lol
computing the average number of dollars college students have on their credit card balances examplifies a. summarizing data. b. generalizing data. c. comparing data. d. relating data.
The Correct option A: summarizing data.
- Summarizing data involves finding ways to represent the data in a concise and meaningful manner.
- Computing the average number of dollars college students have on their credit card balances is an example of summarizing data because it provides a single value that summarizes the data for this group.
- Generalizing data involves making conclusions or predictions about a larger population based on data collected from a smaller sample. Computing the average credit card balance for college students does not necessarily generalize to other populations, so it is not an example of generalizing data.
- Comparing data involves looking at differences or similarities between two or more sets of data. Computing the average credit card balance for college students does not involve comparing different sets of data, so it is not an example of comparing data.
- Relating data involves examining the relationship between two or more variables. Computing the average credit card balance for college students does not examine the relationship between credit card balances and other variables, so it is not an example of relating data.
Therefore, The correct option is A , computing the average number of dollars college students have on their credit card balances exemplifies summarizing data.
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Please answer this question
Answer:
3 cm
Step-by-step explanation:
What is the slope-intercept form of the line represented in the table shown?
X Y
-2 14
-1 12
0 10
1 8
2 6
3 4
Step 1: Find the y-intercept:
Step 2: Choose any two points from the table to find the slope:
Step 3: Use the newly-found slope to write the slope-intercept equation. The form
for that is y = mx + b.
Step 4: Check your work. Choose an ordered pair from the table and substitute
into the newly-found equation
Answer: The slope-intercept form is y = -2x + 10
Step-by-step explanation:
Step 1: The y-intercept is the point where x=0, so that is (0,10)
Step 2: Use the points (-2,14) and (-1,12) to find the slope
Slope (m) = ΔY/ΔX = -2/1 = -2
Step 3: The slope-intercept form is:
y = mx+b
y = (step 2 value) x + (step 1 value)
y = -2x+10
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Camp Company had total earnings of $600 million in 2013, out of which it retained 20 percent for future investments. In 2013, its stock featured a dividend yield of 4 percent and 100 million shares were outstanding. The price-earnings ratio for Camp Company stock was
Answer: $20
Step-by-step explanation:
First, the earnings per share will be:
= $600 mill / 100 mill shares
= $6 per share
Since the retention ratio is 20%, it means that the payout ratio = 100% - 20% = 80%.
Therefore, the dividend per share will be:
=$6 × 80%
= $6 × 0.8
=$4.80
We will calculate then calculate market price as:
Dividend yield =Dividend per share / Market price
0.04 =$4.80 / Market price
Market price =$4.80 / 0.04
Market price = $120
The price earnings ratio will be:
= Market price / EPS
= $120 / $6
= $20
Please help‼️ domain and range‼️
The domain and the range of the function are (-∝, ∝) and (0, ∝), respectively
Calculating the domain and range of the graph?From the question, we have the following parameters that can be used in our computation:
The graph
The above graph is an exponential function
The rule of an function is that
The domain is the set of all real values
In this case, the domain is (-∝, ∝)
For the range, we have
Range = (0, ∝)
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What is the next number in the pattern below? 20, 22, 26, 42, A. 42 C. 74 B. 298 D. 64
The next number in the pattern is 42 plus 8, so it is 50.
What is the next number in the pattern?Here we have tthe sequence:
20, 22, 26, 42,
We can see that first we add 2, then we add 4, then we add 6, then the next number is 42 pplus 8, it gives:
42 + 8 = 50
That is the next number in the pattern.
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which subshell (for example, 1s) is designated by each set of quantum numbers below?
The subshell designated by each set of quantum numbers is as follows:
a) n=3, l=1 -> 3p subshell
b) n=4, l=2 -> 4d subshell
c) n=2, l=0 -> 2s subshell
d) n=5, l=3 -> 5f subshell
In the electron configuration of an atom, each electron is described by a set of four quantum numbers, which includes the principal quantum number (n), the angular momentum quantum number (l), the magnetic quantum number (m), and the spin quantum number (s). The second quantum number (l) determines the shape of the subshell, which in turn influences the energy level and chemical behavior of the atom. The letter designation for each subshell is based on the value of the angular momentum quantum number (l): s (l=0), p (l=1), d (l=2), f (l=3), and so on. Therefore, for a given set of quantum numbers, we can determine the subshell designation by identifying the value of l.
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PLSSSS HELP IF YOU TURLY KNOW THISSS
Answer:
12
Step-by-step explanation:
\(\dfrac{x}{4} + 17 = 20\\\dfrac{x}{4} = 20 - 17\\\dfrac{x}{4} = 3\\x = 4 \cdot \;3 \\\\x = 12\)
Answer:
x = 12
Step-by-step explanation:
Now we have to,
→ Find the required value of x.
The equation is,
→ (x/4) + 17 = 20
Then the value of x will be,
→ (x/4) + 17 = 20
→ x/4 = 20 - 17
→ x/4 = 3
→ x = 3 × 4
→ [ x = 12 ]
Hence, the value of x is 12.
Tracy's class just held a class election. 25% of the 20 students in the class voted. How many students voted?
The number of students that voted is given as follows:
5 students.
How to obtain the number of students that voted?The number of students that voted is obtained applying the proportions in the context of this problem, multiplying the total number of students by the decimal equivalent of the percentage.
The total number of students is given as follows:
20 students.
The decimal equivalent of the percentage is given as follows:
25/100 = 0.25.
Hence the number of students that voted is given as follows:
0.25 x 20 = 20/4 = 5 students.
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A line that models the data is given by the equation y= 1.62x 18 , where y represents the wait time, and x represents the number of staff available. the slope of the line is -1.62. what does this mean in this situation?
The slope of the line represents the rate of change between the independent variable (number of available staff) and the dependent variable (number of available staff) (wait time).
The slope of the line in this case is -1.62, which means that for every one unit increase in the number of staff available, the wait time decreases by 1.62 units.
In this case, a negative slope indicates that as the number of staff available increases, so does the wait time, indicating a positive relationship between the two variables. In other words, as the number of employees available increases, the wait time decreases.
It is important to remember that the equation models this relationship, and that actual wait times in the real world may not always follow this exact relationship due to other factors that influence wait times.
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3. Disney on Ice is traveling to Chicago to perform. The revenue from their ticketsales is a function of the ticket price, x, and can be modeled with (x - 3)(450 – 3x).What are the ticket prices at which Disney on Ice would make no money at all?Type Here:Explain or show your reasoning.Type Here:
They would not earn money when the function is equal or less to 0
then we equal 0
\((x-3)(450-3x)\leq0\text{ }\)we will have two answers when clear x
\(\begin{gathered} (x_1-3)\leq0 \\ x_1\leq3 \\ (450-3x_2)\text{ }\leq\text{0} \\ 450\leq3x_2 \\ x_2\ge\frac{450}{3} \\ x_2\ge150 \end{gathered}\)they won't make money when the ticket price is equal or less than 3 or when the ticket price is equal or greater than 150
the correct expression for not making money is :
\((-\infty,3\rbrack\text{ }\lbrack150,\infty)\)Ken has 7 baseballs. Each baseball weighs 0. 3 pound. Ken wants to use this
model to find the total weight of the baseballs. Each hundredths block in the
model represents I whole.
The total weight of the 7 baseballs is 2.1 pounds. Ken has 7 baseballs. Each baseball weighs 0. 3 pound.
To find the total weight of the baseballs, we can multiply the weight of one baseball by the number of baseballs.
Given:
Number of baseballs = 7
Weight of one baseball = 0.3 pound
To calculate the total weight, we can use the formula:
Total weight = Weight of one baseball * Number of baseballs
Substituting the given values:
Total weight = 0.3 * 7
Calculating this expression gives us the total weight of the baseballs:
Total weight = 2.1 pounds
Therefore, the total weight of the 7 baseballs is 2.1 pounds.
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Assume the average annual cpi values for 2019 and 2020 were 207.3 and 215.3, respectively. what was the percent increase in the cpi between these two years?
The percent increase in the CPI between these two years is 3.859%.
What is Consumer price index (CPI)?A Consumer Price Index (CPI) tracks the monthly variation in the prices paid by consumers in the United States. The CPI is calculated by Bureau of Labor Statistics (BLS) as just a weighted average of prices for just a basket of products and services typical of total U.S. consumer spending.
Some key features regarding Consumer price index are
The widely mentioned CPI is based on an index that covers 93% of a U.S. population, whereas a comparable index that covers wage earners or clerical workers is used to modify federal benefits for cost-of-living adjustments.The CPI is calculated using approximately 94,000 price quotes received monthly from around 23,000 service and retail companies and 43,000 rental dwelling units.Housing rentals are being used to estimate changes in shelter costs, which include owner-occupied housing, which accounts for almost one-third of the CPI.According to the question;
CPI for Year 2019 = 207.3
CPI for Year 2020 = 215.3
Year 2016 (215.3) - Year 2015 (207.3) = 8
If 207.3 is the total 100%
Then,
(8 x 100)/207.3 = 3.859%
Therefore, the percent increase in the CPI between these two years is 3.859%.
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The table below shows the number of mules it takes to collect hay, Bales of # of Mules Hay 4 2 6 4 5. What is the constant rate of change? 2 e There is no constant rate of change.
Answer:
Step-by-step explanation:
e
a type of diagram that is used to graphically show the relationship between two numerical variables.
The type of diagram used to graphically show the relationship between two numerical variables is called a scatter plot.
A scatter plot is a visual representation of data points plotted on a graph, with one variable represented on the x-axis and the other variable represented on the y-axis.
Each data point on the plot corresponds to a pair of values from the two variables being analyzed. The position of each point on the graph indicates the values of both variables, allowing us to examine the relationship between them.
The main purpose of a scatter plot is to visualize the correlation or relationship between the two variables. The pattern formed by the data points on the plot can indicate the direction, strength, and nature of the relationship.
For example, if the points on the scatter plot tend to form a linear pattern, it suggests a linear relationship between the variables. On the other hand, if the points are scattered randomly with no clear pattern, it indicates a weak or no relationship between the variables.
Scatter plots are commonly used in various fields, including statistics, data analysis, and scientific research. They provide a visual way to explore and interpret relationships between variables, identify outliers, detect trends, and assess the strength and direction of associations.
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solve the following systems of linear equations by graphing
y=2/3x+4 and y=/x-1
Answer:
The solution to the system is (1.8, 7.6)
Step-by-step explanation:
To solve the system of linear equations by graphing, we need to plot the two lines on the same coordinate plane and find the point where they intersect, which will be the solution of the system.
Plot the lines:
y = 2/3x + 4 can be written as y = (2/3)x + 4, where the slope is 2/3 and the y-intercept is 4.
y = -x + 1 can be written as y = -x + 1, where the slope is -1 and the y-intercept is 1.
Find the intersection point:
To find the intersection point, we can substitute the x-value from one equation into the other equation. Let's use y = 2/3x + 4.
Substitute x from y = 2/3x + 4 into y = -x + 1:
-x + 1 = 2/3x + 4
Multiplying both sides by -3, we get:
3x - 3 = -2x - 12
Adding 2x to both sides, we get:
5x - 3 = -12
Adding 12 to both sides, we get:
5x = 9
Dividing both sides by 5, we get:
x = 1.8
Now that we have x, we can substitute it back into either equation to find the corresponding y-value. Let's use y = 2/3x + 4:
y = 2/3x + 4
y = 2/3 * 1.8 + 4
y = 3.6 + 4
y = 7.6
So the solution to the system is (1.8, 7.6), which is the point where the two lines intersect.
area of a triangle with a base of 42 in. and a height of 35 in.
Answer:
the area is 735
Step-by-step explanation:
using the fomular 1/2(the base *the height you solved for the area
Answer: 735 units squared
Step-by-step explanation:
The formula of the area of a triangle is ½ bh. ½ (42) (35). Multiply ½ and 42, which is 21.Multiply 21 and 35, which is 735.If you are tossing a six-sided die, what is the probability of getting either a 3 or a 4 on your third toss and a 6 on your fourth toss?.
The probability to get a 3 or 4 in the third toss and 6 in the fourth toss is 1/18.
The sample space for a six-sided die is
{1, 2, 3, 4, 5, 6}
Hence the total number of possibilities = 6
The rolling of a die is IID that is Independently and Identically distributed.
Hence,
the result of one toss will not affect the result of the successive tosses.
Probability
= n(E)/n
= no of favorable outcomes for any event /total no. of outcomes
Here,
n = 6
Let A be the event of getting a 3 or 4 in the third toss
Let B be the event of getting 6 on the fourth toss
E(A) = {3,4}
n(A) = 2
Hence,
P(A) = 2/6
= 1/3
B = {6}
n(B) = 1
P(B) = 1/6
Since these are IID,
P(A and B) = P(A) X (B) [Property of independent events]
Hence P(A∩B) = 1/3 X 1/6
= 1/18
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Analytically show that the equations below represent trigonometric identity statements. 1. sec²θ (1-cos²θ) 2. cosx(secx-cosx) = sin²x 3. cosθ + sinθtanθ = secθ 4. (1- cos∝)(cosec∝+cot∝)= cos∝ tan∝
To show that the given equations represent trigonometric identity statements, we will simplify each equation and demonstrate that both sides of the equation are equal.
Starting with sec²θ(1 - cos²θ):
Using the Pythagorean identity sin²θ + cos²θ = 1, we can rewrite sec²θ as 1 + tan²θ. Substituting this into the equation, we get:
(1 + tan²θ)(1 - cos²θ)
= 1 - cos²θ + tan²θ - cos²θtan²θ
= 1 - cos²θ(1 - tan²θ)
= sin²θ
Thus, the equation simplifies to sin²θ, which is a trigonometric identity.
For cosx(secx - cosx) = sin²x:
Using the reciprocal identities secx = 1/cosx and tanx = sinx/cosx, we can rewrite the equation as:
cosx(1/cosx - cosx)
= cosx/cosx - cos²x
= 1 - cos²x
= sin²x
Hence, the equation simplifies to sin²x, which is a trigonometric identity.
Considering cosθ + sinθtanθ = secθ:
Dividing both sides of the equation by cosθ, we obtain:
1 + sinθ/cosθ = 1/cosθ
Using the identity tanθ = sinθ/cosθ, the equation becomes:
1 + tanθ = secθ
This is a well-known trigonometric identity, where the left side is equal to the reciprocal of the right side.
Simplifying (1 - cos∝)(cosec∝ + cot∝):
Expanding the expression, we have:
cosec∝ - cos∝cosec∝ + cot∝ - cos∝cot∝
= cot∝ - cos∝cot∝ + cosec∝ - cos∝cosec∝
= cot∝(1 - cos∝) + cosec∝(1 - cos∝)
= cot∝tan∝ + cosec∝sec∝
= 1 + 1
= 2
Thus, the equation simplifies to 2, which is a constant value.
In summary, we have analytically shown that the given equations represent trigonometric identity statements by simplifying each equation and demonstrating that both sides are equal.
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x + 10 = -x + 30 please
Answer:
x=10
Step-by-step explanation:
2x=20
x=10
how much will it cost for him to pull the fence around his entire property? Pls help asap this is due in like 2 hrs
Answer:
$1265
Step-by-step explanation:
the area (A) of a rectangle is calculated as
A = length × width
here length = 40 and A = 2800 , then
2800 = 40 × width ( divide both sides by 40 )
70 = width
the perimeter (P) is calculated as
P = 2(length + width) = 2(40 + 70) = 2 × 110 = 220 ft
cost = 220 × $5.75 = $1265
Answer:
$1265
Step-by-step explanation:
area = length × width
area = 2800
length = 40
2800 / 40 = 70
So, the width of the lot is 70ft , and the length is 40
when building a fence, it would surround the entire property's perimeter (which is the length of the outside edges/sides of the shape added together)
so, it would need to cover 70 + 40 + 70 + 40
(the perimeter = 70 + 40 + 70 + 40)
= 220
so, if each foot costs 5.75, we can multiply 220 × 5.75 to find the cost:
220 × 5.75 = 1265
So, this will cost him $1265
hope this helps! have a lovely day :)