i really need help!!!!!
there are like 5 questions.
Answer:
3
Step-by-step explanation:
The answer is three because u need to simply the fractions
(+12) - (-12) =
Resultado, porque, operación completa, 10 puntos
55 POINTS Camille and Hiroshi are trying to determine the most number of lines that can be drawn using any two of four random points. Is either correct? Explain.
please explain i want to understand it
Hiroshi is correct; after you draw
the line from the first point to the other three, one of
the lines from the second point is already drawn.
A bag contains 8 counters labeled with the numbers 3, 4, 4, 5, 5, 6, 6, and 6. Select all of the true statements The probability of drawing a 2 is 0. The probability of drawing a 7 is 1. The probability of drawing a number 5 or greater is greater than the probability of drawing a number less than 5. The probability of drawing a 3 or a 6 is 12 . The least likely number to draw is 4.
The true statements are, The probability of drawing a 2 is 0 and The probability of drawing a number 5 or greater is greater than the probability of drawing a number less than 5.
What is probability?Prοbability is a way οf calculating hοw likely sοmething is tο happen. It is difficult tο prοvide a cοmplete predictiοn fοr many events. Using it, we can οnly fοrecast the prοbability, οr likelihοοd, οf an event οccurring. The prοbability might be between 0 and 1, where 0 denοtes an impοssibility and 1 denοtes a certainty.
Here the given , Total number of outcomes = N {3,4,4,5,5,6,6,6} = 8
Now probability = No of Favorable outcome/ Total outcome.
Here Option A , Number of 2 = 0.
Then probability of getting 2 = 0/8 = 0.
Option B, Number of 7 = 0
Then probability of getting 7 =0/8 = 0
Option C , Number of 5's = 2
probability of getting 5 = 2/8 = 1/4
Number of less than 5 = 3
Probability of getting less than 5 = 3/8
Here 1/4 > 3/8 . Then The probability of drawing a number 5 or greater is greater than the probability of drawing a number less than 5.
Option D, Here least number in given is 3 not 5.
Hence the true statements are, The probability of drawing a 2 is 0 and The probability of drawing a number 5 or greater is greater than the probability of drawing a number less than 5.
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Find the value of\xx, y.y, and zz in the parallelogram below.
Answer:
Step-by-step explanation:
The value of x, y, and z in the parallelogram are, - 40, - 60 and 1 respectively.
What is a parallelogram?A basic quadrilateral with two sets of parallel sides is known as a parallelogram.
The opposing or confronting sides are of equal length and the sum of the adjacent angles is of equal measure.
From the given diagram,
(- 3x - 3)° + 63° = 180°.
- 3x - 3° + 63° = 180°.
x = - 40.
Similarly,
(- 3x - 3)° + (- y + 3°) = 180°.
-3(-40) - 3° - y + 3° = 180°.
y = - 60.
And,
(- y + 3°) + (z - 4°) = 180°.
180° + 3° + z - 4° = 180°.
z = 1.
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Complete both transformations below. Then enter the final coordinates of the figure.
A (-4,0)
B
A" ([?], []) C" ([], [])
C (-3,-3)
1) Reflect across y-axis 2) < -5,2>
Answer:
A"(-1, 2)B"(-5, 1)C"(-2, -1)Step-by-step explanation:
You want points A(-4, 0), B(0, -1) and C(-3, -3) reflected across the y-axis and translated left 5 and up 2.
TransformationThe reflection across the y-axis changes the sign of the x-coordinate:
(x, y) ⇒ (-x, y)
The translation adds the translation vector to the reflected coordinates.
(x, y) ⇒ (x -5, y +2) . . . . . . translation (by itself)
Then the result of both transformations is ...
(x, y) ⇒ (-x -5, y +2)
For a number of points, this arithmetic is conveniently accomplished by a calculator. The result is ...
A"(-1, 2)B"(-5, 1)C"(-2, -1)Which expression can be used to convert 100 USD to Japanese yen?
Answer:
The expression that would be most useful in converting $100 to Japanese Yen is 100 ( 99.30487 Yen / 1)
You can use direct proportion to solve this:
If $1 is to Y99.30487 then what will $100 be equal to:
1 : 99.30487 Yen
100 : x
Cross multiply to get:
1x = 99.30487 Yen x 100
x = (99.30487 Yen x 100) / 1
Which can be written as:
= 100 ( 99.30487 Yen / 1)
In conclusion, the most useful expression to convert $100 to Yen is 100 (99.30487 Yen / 1)
Step-by-step explanation:
can someone help me with this question?
The relationship between the height of a tree and the time snice the tree was planted?
Answer:
Answer: It´s correlated. Step-by-step explanation: The graph shows that the height of the tree increases as time passes, meaning that the more time that a three has been planted the more height it has, so there´s a direct correlation between the time passing and the height of the tree.
Help pls, will give brainliest
Simplify 2^3 x 2^18
Answer:
it is 2^21
Step-by-step explanation:
Answer:
2^21
Step-by-step explanation:
add 3 and 18 together
dont change 2
A furniture company charges ANSWER FAST ITS DUE RN
0.45 per pound
for shipping
Write an equation for the cost(y) of shipping
x pounds.
Use it to determine the cost of shipping a
12-pound chair.
Answer:
y = 0.45 × x
y = 0.45 × 12
y = 5.4
Step-by-step explanation:
The chair costs $5 and 40 cents
he position of a particle is described by the equation . what is the total distance traveled by the particle between t
The distance travelled by the particle is 15
\(v(t) = \frac{t ds}{dt} = 2t - 2\)
\(ds = v(t) dt\)
\(\implies ds(t) = (2t-2)dt\)
\(\implies s = \int\limit_0^5 (2t-2) \, dt\)
\(s = \left(t^2 - 2t \right)_2^5 = 25 - 10 - 4 + 4\)
\(\therefore s = 15\)
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Answer quickly! \(x^{2} = 6\)
\(x = \pm \sqrt{6}\)
What is the allusion:
"I don't know if this store carries shoes in your size, Sasquatch," my dad joked when we went shopping for another new pair of shoes, my second pair in two
months.
Shoes
Dad
Sasquatch
Two Months
The allusion in this statement is "Sasquatch," referencing a legendary creature known for its large size and used humorously to imply the person's abnormally large shoe size.
The allusion in the given statement is "Sasquatch." Sasquatch, also known as Bigfoot, is a legendary creature often depicted as a large, hairy, and elusive humanoid. In this context, the reference to Sasquatch is used metaphorically to humorously imply that the person's shoe size is abnormally large.
The mention of Sasquatch adds a playful and exaggerated tone to the conversation about shopping for shoes. It serves as a lighthearted way for the dad to comment on the frequency of buying new shoes, suggesting that the person's feet grow rapidly or that they have a high shoe consumption rate.
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1,3,6,10,15,21,28 as a function
It seems that the sequence you provided is the sequence of triangular numbers. The function that generates this sequence could be defined as:
f(n) = n*(n+1)/2
Where n is the position of the number in the sequence.
So, for example:
f(1) = 1*(1+1)/2 = 1
f(2) = 2*(2+1)/2 = 3
f(3) = 3*(3+1)/2 = 6
and so on.
marian has a savings account with $21,390 if she earns $4,100 per month, what is the maximum she can spend on a house?
The answer is: 4100x + 21390
We need to know the number of months Marian wants to save to get the specific value.
Step-by-step explanation:
In the equation, we will need to calculate the maximum amount of money Marian can spend on the house.
We can calculate the maximum amount of money Marian can spend on a house by multiplying her monthly income by the number of months she would want to save.
Solve the problem:Marian earns $4,100.00 per month
Suppose Marian wants to save for x months, then the maximum amount that she can spend on the house is:
4100 * x + 21390
Draw the conclusion:The answer is: 4100x + 21390
We need to know the number of months Marian wants to save to get the specific value.
Hope this helps!
A piece of art is in the shape of a rectangular pyramid like the figure shown.
A rectangular pyramid with a base of dimensions 7 feet by 6 feet. The two large triangular faces have a height of 7.79 feet. The two small triangular faces have a height of 8 feet.
How much glass is needed to cover the entire pyramid?
After answering the provided question, we can state that As a result, 145.62 square feet of glass are required to cover the entire pyramid.
what is pyramid?A pyramid is a polygon formed by connecting points known as bases and polygonal vertices. For each hace and vertex, a triangle known as a face is formed. A cone with a polygonal shape. A pyramid with a floor and n pyramids has n+1 vertices, n+1 vertices, and 2n edges. Every pyramid is dual in nature. A pyramid contains three dimensions. A pyramid is made up of a flat tri face and a polygonal base that come together at a single point known as the vertex. A pyramid is formed by connecting the base and peak. The base's edges form triangle faces known as sides that connect to the top.
To determine how much glass is required to cover the entire pyramid, we must first determine the total surface area of the pyramid, including the base.
The formula for calculating the surface area of each triangular face is:
(1/2) x width x height
27.31 square feet = (1/2) x 7 feet x 7.79 feet
24 square feet = (1/2) x 6 feet x 8 feet
Simply multiply the length and width to find the area of the rectangular base:
7 feet by 6 feet equals 42 square feet
As a result, the total surface area of the pyramid is:
145.62 square feet = 2 (27.31 square feet) + 2 (24 square feet) + 42 square feet
As a result, 145.62 square feet of glass are required to cover the entire pyramid.
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Answer: 102.53
Step-by-step explanation: I calculated all the numbers you gave me and then added them to get 102.53
Jenny is 49 years old and looking to retire at the age of 65. She will need another $60,000 in order to retire. She has found an investment that should give a 9% return on her money. How much money will she need to invest to get to her goal?
Jenny will need to invest approximately $15,112.18 in order to reach her retirement goal of $60,000 with a 9% return on her investment.
To calculate how much money Jenny will need to invest in order to reach her retirement goal, we can use the concept of compound interest.
Given:
Current age: 49 years
Retirement age: 65 years
Additional funds needed for retirement: $60,000
Expected return on investment: 9% (expressed as a decimal: 0.09)
The compound interest formula for determining an investment's future worth is as follows:
FV = PV * (1 + r)ⁿ
Where:
FV = Future Value (the desired amount at retirement)
PV = Present Value (the initial investment)
r = Interest rate per period
n = Number of periods
In this case, Jenny has 16 years until retirement (65 - 49 = 16), and she wants to accumulate an additional $60,000.
Let's plug the values into the formula:
$60,000 = PV * (1 + 0.09)¹⁶
Now, we can solve for PV:
PV = $60,000 / (1 + 0.09)¹⁶
we find:
PV ≈ $15,112. 18
Therefore, Jenny will need to invest approximately $15,112.18 in order to reach her retirement goal of $60,000 with a 9% return on her investment.
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Which statements about g(x)=-5x+17 are true
Answer:42
Step-by-step explanation:
Use the following to answer problems 10-11
A linear model to predict price of a particular car from its mileage was calculated from a sample
of 38 cars during the week of January 2011 (using Kelly Blue Book).
A linear regression is represented as: \(^\wedge y = a + bx\) Where: \(b \to slope\).
The interpretation of the slope is: For every 1 mile increase in car mileage, there is a $0.0534 decrease in the car price.The correlation coefficient is \(0.9182\)(a) Interpret the slope
The linear model is given as:
\(^\wedge y = 24356.15 - 0.0534x\)
Recall that:
\(b \to slope\)
By comparison:
\(b = -0.0534\)
From the question, we understand that:
\(x \to mileage\)
\(y \to price\)
So, the interpretation of the slope is:
For every 1 mile increase in car mileage, there is a $0.0534 decrease in the car price
(b) The correlation coefficient (r)
We have:
\(r^2 = 84.3\%\)
Take square roots of both sides
\(r = \sqrt{84.3\%\)
\(r = 0.9182\)
Hence, the correlation coefficient is \(0.9182\)
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Use: 0, 4, 6, 11, 9, 8, 9, 1, 5, 9, 7 to construct a box-and-whisker plot. List the maximum, minimum, and quartiles below. has to be a sentence
A box-and-whisker plot which represent the given data set is shown in the image attached below.
The five-number summary for the given data set have been listed correctly below.
What is a box-and-whisker plot?In Mathematics, a box-and-whisker plot is sometimes referred to as a box plot and it can be defined as a type of chart that is used for the graphical or visual representation of the five-number summary of a data set with respect to locality, skewness, and spread.
By using an online box-and-whisker plot calculator, the five-number summary for the given data set include the following:
Minimum = 0.First quartile = 4.Median = 7.Third quartile = 9.Maximum = 11.By critically observing the box-and-whisker plots (see attachment), we can logically deduce that all of the five-number summary for the given data set are correctly listed.
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Nate has a deductible of $1,000 and a collision coverage limit of $5,000. He damages his car in an accident and it will cost $7,000 to repair. How much does Nate have to pay total out of pocket for this claim?
Nate has a deductible of $1,000, which means he is responsible for paying that amount out of pocket before his insurance coverage kicks in. The cost of repairing his car is $7,000, which exceeds his deductible.
However, Nate's collision coverage limit is $5,000, which is the maximum amount his insurance will cover for repairs.
Since the cost of repairs exceeds Nate's coverage limit, he will have to pay the difference between the coverage limit and the actual repair cost.
In this case, Nate's out-of-pocket expenses would be $7,000 (repair cost) - $5,000 (coverage limit) = $2,000.
Therefore, Nate will have to pay a total of $2,000 out of pocket for this claim, which includes his $1,000 deductible and the additional $1,000 that exceeds his coverage limit.
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PLEASE HELP!!
2. Alice has a 401K with an APR of 2.5% that compounds monthly. She plans on contributing
$500.00 a month and her company will match her contribution for a total of $1,000.00 a
month contributed. How much money will be in the account at the time of her retirement
(age 65)? Show all calculations.
Answer:
multiply 12x65, then multiply that by 1,000 to get 780,000
Step-by-step explanation:
This simple question does not require any statistical calculations, only statistical knowledge. The showerhead heights at a men’s athletic locker room were designed to be 72 inches which is well above the mean height of 69.5”. The heights of the athletes are normally distributed. From the choices listed below, which is more likely to be true: a, b or c?
a.The mean height for a randomly selected sample of 20 players is more than 72 inches.
b.The height of one randomly selected player is more than 72 inches.
c.Both a and b are equally likely.
Why? (Justify your answer with a short answer.)
That both a and b are equally likely, is also not true since the Probability of option b is higher than that of option a.
Option b is more likely to be true. This is because the given information states that the showerhead heights were designed to be 72 inches, which is well above the mean height of 69.5 inches. Therefore, it is reasonable to assume that the majority of the players' heights are below 72 inches. Since the heights of the athletes are normally distributed, the probability of selecting a player at random with a height above 72 inches is relatively low. On the other hand, option a suggests that the mean height of a sample of 20 players is more than 72 inches, which is less likely than option b. Option c, which suggests that both a and b are equally likely, is also not true since the probability of option b is higher than that of option a.
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What are the solutions to this quadratic equation?
x2+13=8x+37
Answer:
x = 4 + 2 sqrt(10) or x = 4 - 2 sqrt(10)
Step-by-step explanation:
Solve for x over the real numbers:
x^2 + 13 = 8 x + 37
Subtract 8 x + 37 from both sides:
x^2 - 8 x - 24 = 0
Add 24 to both sides:
x^2 - 8 x = 24
Add 16 to both sides:
x^2 - 8 x + 16 = 40
Write the left hand side as a square:
(x - 4)^2 = 40
Take the square root of both sides:
x - 4 = 2 sqrt(10) or x - 4 = -2 sqrt(10)
Add 4 to both sides:
x = 4 + 2 sqrt(10) or x - 4 = -2 sqrt(10)
Add 4 to both sides:
Answer: x = 4 + 2 sqrt(10) or x = 4 - 2 sqrt(10)
2(3 -i)(-2 + 4i) = need help
2(3 - i)(-2 + 4i)
Multiplying the fist two members: (6 - 2i)(-2 + 4i)
Multiplying both binomials: -12 + 24i + 4i - 8i^2
-12 + 28i - 8i^2 = -8i^2 + 28i - 12
the multiplication is: -8i^2 + 28i - 12
Answer: -4+28i
Step-by-step explanation:
Correct on Edge
The result of dividing a two-digit number by the number with its digits reversed is 7 over 4. If the sum of the digits is 12, what is the number?
differentiate with respect to X
\( \sqrt{ \frac{cos2x}{1 +sin2x } } \)
Power and chain rule (where the power rule kicks in because \(\sqrt x=x^{1/2}\)):
\(\left(\sqrt{\dfrac{\cos(2x)}{1+\sin(2x)}}\right)'=\dfrac1{2\sqrt{\frac{\cos(2x)}{1+\sin(2x)}}}\left(\dfrac{\cos(2x)}{1+\sin(2x)}\right)'\)
Simplify the leading term as
\(\dfrac1{2\sqrt{\frac{\cos(2x)}{1+\sin(2x)}}}=\dfrac{\sqrt{1+\sin(2x)}}{2\sqrt{\cos(2x)}}\)
Quotient rule:
\(\left(\dfrac{\cos(2x)}{1+\sin(2x)}\right)'=\dfrac{(1+\sin(2x))(\cos(2x))'-\cos(2x)(1+\sin(2x))'}{(1+\sin(2x))^2}\)
Chain rule:
\((\cos(2x))'=-\sin(2x)(2x)'=-2\sin(2x)\)
\((1+\sin(2x))'=\cos(2x)(2x)'=2\cos(2x)\)
Put everything together and simplify:
\(\dfrac{\sqrt{1+\sin(2x)}}{2\sqrt{\cos(2x)}}\dfrac{(1+\sin(2x))(-2\sin(2x))-\cos(2x)(2\cos(2x))}{(1+\sin(2x))^2}\)
\(=\dfrac{\sqrt{1+\sin(2x)}}{2\sqrt{\cos(2x)}}\dfrac{-2\sin(2x)-2\sin^2(2x)-2\cos^2(2x)}{(1+\sin(2x))^2}\)
\(=\dfrac{\sqrt{1+\sin(2x)}}{2\sqrt{\cos(2x)}}\dfrac{-2\sin(2x)-2}{(1+\sin(2x))^2}\)
\(=-\dfrac{\sqrt{1+\sin(2x)}}{\sqrt{\cos(2x)}}\dfrac{\sin(2x)+1}{(1+\sin(2x))^2}\)
\(=-\dfrac{\sqrt{1+\sin(2x)}}{\sqrt{\cos(2x)}}\dfrac1{1+\sin(2x)}\)
\(=-\dfrac1{\sqrt{\cos(2x)}}\dfrac1{\sqrt{1+\sin(2x)}}\)
\(=\boxed{-\dfrac1{\sqrt{\cos(2x)(1+\sin(2x))}}}\)
lve for m.
-3 + m
9 = 10
A.
-30
B.
63
C.
87
D.
93
The value of m that satisfies the equation -3 + m = 9 is m = 12.
To solve the equation -3 + m = 9, we can isolate the variable m by moving the constant term -3 to the other side of the equation.
-3 + m = 9
To move -3 to the other side, we can add 3 to both sides of the equation:
-3 + 3 + m = 9 + 3
Simplifying, we have:
m = 12
Therefore, the value of m that satisfies the equation -3 + m = 9 is m = 12.
None of the provided answer options (A, B, C, D) match the correct solution.
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Find the value of x. Round to the nearest degree.
Not drawn to scale
Answer:
Dude Where's the Diagram?