Two possible dimensions for the sides of the rectangular park that has an area of 24,000 square foot are of:
48 ft and 500 ft.
What are the area and the perimeter of a rectangle?Considering a rectangle of length l and width w, we have that the area and the perimeter are given, respectively, by:
Area: A = lw.Perimeter: P = 2(l + w).For this problem, we have these following constraints:
A = 24,000.100 < l or w < 1000.l or w < 100. (the side that is not used for the above constraint).Attributing w = 500, we can apply the area's formula to find the desired width, as follows.
A = lw
500l = 24000
l = 24000/500
l = 48 ft.
The dimensions are of 48 ft and 500 ft, and they are in ft because the area is in ft².
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Explain what you should expect to see on a scatter plot with a line of best fit that has a correlation coefficient of 0.6. Be sure to discuss the direction of the slope and the groupings on the scatter plot.
The exception rather than the norm,These points may represent extreme values or unique circumstances within the Dataset.
A scatter plot with a line of best fit that has a correlation coefficient of 0.6 indicates a moderate positive correlation between the two variables being plotted.
1. Direction of the Slope: Since the correlation coefficient is positive (0.6), we expect the line of best fit to have a positive slope. This means that as one variable increases, the other variable tends to increase as well. The line will have an upward trend from left to right.
2. Groupings on the Scatter Plot: With a correlation coefficient of 0.6, we would expect the data points to be moderately clustered around the line of best fit. However, there may be some variability and scatter around the line, indicating that not all data points perfectly align with the trend. Some deviation from the line is expected due to other factors or measurement errors.
3. Strength of the Correlation: A correlation coefficient of 0.6 represents a moderate positive correlation. It suggests that there is a noticeable relationship between the two variables, but it is not a strong or perfect correlation. The data points will not be tightly clustered around the line, but rather have some spread.
4. Outliers: There may be a few data points that deviate significantly from the trend. These outliers may have a substantial impact on the overall correlation coefficient, but they would be the exception rather than the norm. These points may represent extreme values or unique circumstances within the dataset.
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Find the product.
7(-3)=
\(7(-3)\)
Before we find the answer, you must know these rules:
\((-)\times(-)=+\\(+)\times(-)=-\\(+)\times(+)=+\)
The number \(7\)(positive) is being multiplied by \(-3\)(negative) so we know that our answer will be \((-)\).
Multiply:
\(7\times-3\)
\(\fbox{=-21}\)
Hope this helps!
Solve the system! show your work. BRAINLIST!
5x+y=9
10x-7y=-18
What is the solution? and show how u got it.
Step-by-step explanation:
To solve the system of equations:
5x + y = 9
10x - 7y = -18
We can use the elimination method by multiplying the first equation by 7 and subtracting it from the second equation:
35x + 7y = 63 (multiplying first equation by 7)
10x - 7y = -18
45x = 45
Dividing both sides by 45, we get:
x = 1
Substituting x = 1 into the first equation:
5(1) + y = 9
Simplifying, we get:
y = 4
Therefore, the solution to the system of equations is x = 1 and y = 4.
DatGuy is gonna be super LATE! LOL I WILL NAME THEE THE BRAINLIEST! ;-) Good luck. -7Q + 6 + 5Q = 15 - 7 solve and check 3 (P + 5 ) + P = 3 (2 + P) solve and check 2 (A + 4) + 6A = 2 (2 + 3A) solve and check
Answer:
-7Q + 6 + 5Q = 15 - 7 Answer: q=−1
p+5+p=3(2+p) Answer: p=−1
(A + 4) + 6A = 2 (2 + 3A) Answer: a=0
Step-by-step explanation:
−7q+6+5q=15−7
Step 1: Simplify both sides of the equation.
−7q+6+5q=15−7
−7q+6+5q=15+−7
(−7q+5q)+(6)=(15+−7)(Combine Like Terms)
−2q+6=8
−2q+6=8
Step 2: Subtract 6 from both sides.
−2q+6−6=8−6
−2q=2
Step 3: Divide both sides by -2.
−2q/−2=2/−2
q=−1
p+5+p=3(2+p)
step 1: Simplify both sides of the equation.
p+5+p=3(2+p)
p+5+p=(3)(2)+(3)(p)(Distribute)
p+5+p=6+3p
(p+p)+(5)=3p+6(Combine Like Terms)
2p+5=3p+6
2p+5=3p+6
Step 2: Subtract 3p from both sides.
2p+5−3p=3p+6−3p
−p+5=6
Step 3: Subtract 5 from both sides.
−p+5−5=6−5
−p=1
Step 4: Divide both sides by -1.
−p/−1=1/−1
p=−1
a+4+6a=2(2+3a)
Step 1: Simplify both sides of the equation.
a+4+6a=2(2+3a)
a+4+6a=(2)(2)+(2)(3a)(Distribute)
a+4+6a=4+6a
(a+6a)+(4)=6a+4(Combine Like Terms)
7a+4=6a+4
7a+4=6a+4
Step 2: Subtract 6a from both sides.
7a+4−6a=6a+4−6a
a+4=4
Step 3: Subtract 4 from both sides.
a+4−4=4−4
a=0
Change the word phrase to an algebraic expression. Use x to represent the number. The product of 9 and two more than a number
The algebraic expression for "The product of 9 and two more than a number" is 9(x + 2).
In the given word phrase, "a number" is represented by the variable x. The phrase "two more than a number" can be translated as x + 2 since we add 2 to the number x. The phrase "the product of 9 and two more than a number" indicates that we need to multiply 9 by the value obtained from x + 2. Therefore, the algebraic expression for this word phrase is 9(x + 2).
"A number": This is represented by the variable x, which can take any value.
"Two more than a number": This means adding 2 to the number represented by x. So, we have x + 2.
"The product of 9 and two more than a number": This indicates that we need to multiply 9 by the value obtained from step 2, which is x + 2. Therefore, the algebraic expression becomes 9(x + 2).
In summary, the phrase "The product of 9 and two more than a number" can be algebraically expressed as 9(x + 2), where x represents the number.
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17. Find the 15% commission on $400 in sales.
O $75
$60
O $40
O $15
Parallelogram J K L M is shown. Diagonals are drawn from point J to point L and from point K to point M and intersect at point T. The length of line segment M T is 8 y + 18 and the length of line segment T K is 12 y minus 10.
What is the value of y?
1
2
7
8
Compute the directional derivative of the functionf(x,y)=2xy−3y2,at the point P0=(5,5)in the direction of the vector u = 4i + 3j.
The directional derivative of the function f(x,y) = 2xy - 3y^2 at the point P0 = (5,5) in the direction of the vector u = 4i + 3j is 6√2.
Explanation:
The directional derivative measures the rate of change of a function in a specific direction. It is denoted by ∇_u f(x,y), where u is the unit vector in the direction of interest. To compute the directional derivative, we need to take the dot product of the gradient of f with the unit vector u.
First, we need to find the gradient of f(x,y).
∇f(x,y) = [2y, 2x - 6y]
Next, we need to normalize the vector u to get the unit vector in the direction of interest.
|u| = √(4^2 + 3^2) = 5
u^ = (4/5)i + (3/5)j
Taking the dot product of the gradient of f with the unit vector u, we get:
∇_u f(x,y) = ∇f(x,y) · u^ = [2y, 2x - 6y] · (4/5)i + (3/5)j
At the point P0 = (5,5), we have:
∇_u f(5,5) = [2(5), 2(5) - 6(5)] · (4/5)i + (3/5)j = 10(4/5) + (-6)(3/5) = 8 - 3.6 = 4.4
Therefore, the directional derivative of f(x,y) at the point P0 = (5,5) in the direction of the vector u = 4i + 3j is:
∇_u f(5,5) = 4.4
Finally, we need to scale the result by the magnitude of the vector u to get the directional derivative in the direction of u.
Directional derivative = ∇_u f(5,5) / |u| = 4.4 / 5 = 0.88 * √(2)
Directional derivative = 6√2.
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Would f(x) be the answer for both and how do you graph the g(x) table graph. What I have to solve for is on top in bold. I am asking for number 12
Algerba 1
The graph of f(x)=√x+3+2 is shifted 3 units up and 2 units to the right from the parent graph of f(x)=√x.
We have,
Graph is a type of data structure that consists of a set of nodes (also called vertices) and edges. Each node is connected to other nodes by edges. Graphs are used to represent networks of communication, data organization, computational devices, the flow of computation, etc. They are also very useful for visualizing relationships between data points in a variety of fields.
The translation of the parent graph of f(x)=√x+3+2 is a vertical shift upward 3 units, followed by a horizontal shift to the right 2 units. This is represented by the bold line in the graph. In terms of the equation, the translation is represented by the addition of the 3 and the 2 to the function. The 3 causes the graph to shift vertically upward and the 2 causes the graph to shift horizontally to the right. As a result, the graph of f(x)=√x+3+2 is shifted 3 units up and 2 units to the right from the parent graph of f(x)=√x.
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complete question:
Below, the graph of f(x) = √x +3 + 2 is sketched in bold. Its parent function f(x)=√x is represented
by the thin curve.
1) Describe the
translation of the parent
graph.
2) How does the translation relate to the equation?
is y=4 bounded below, above, neither or both
Help! Perimeter and Area please.
3. a shuttle operator has sold 20 tickets to ride the shuttle. all passengers (ticket holder) are independent of each other, and the probability that a passenger is part of the frequent rider club is 0.65 (65% chance they are part of the group and 35% chance they are not). let x be the number of passengers out of the 20 that are part of the frequent rider club. a. what type of distribution does x follow? write the probability mass function (f (x)), and name its parameters.
The probability mass function for this problem is f(x) = C(20, x) * (0.65)^x * (0.35)^(20-x). The parameters for this binomial distribution are n=20 (number of trials) and p=0.65 (probability of success).
Based on the given information, x follows a binomial distribution since each passenger either belongs to the frequent rider club or not, with a fixed probability of 0.65 for success (being a member of the club) and 0.35 for failure (not being a member). The probability mass function (f(x)) for this distribution can be written as f(x) = (20 choose x) * 0.65^x * 0.35^(20-x), where (20 choose x) represents the number of ways x passengers can be chosen from a total of 20 passengers. The parameters for this distribution are n = 20 (the total number of passengers) and p = 0.65 (the probability of success).
Hi! Based on your question, the variable X follows a binomial distribution since it represents the number of successes (frequent rider club members) out of a fixed number of independent Bernoulli trials (20 passengers). The probability mass function (f(x)) for a binomial distribution is given by:
f(x) = C(n, x) * p^x * (1-p)^(n-x)
where:
- C(n, x) represents the number of combinations of n items taken x at a time (n choose x)
- n is the number of trials (20 passengers in this case)
- x is the number of successes (number of frequent rider club members)
- p is the probability of success (0.65 for a passenger being part of the frequent rider club)
- (1-p) is the probability of failure (0.35 for a passenger not being part of the frequent rider club)
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a baseball player wants to buy a new glove. the table shows the prices of several gloves. the player is willing to pay the mean price with an absolute deviation of at most $8. how many of the glove prices meet this condition?
A total of 5 glove prices meet the condition of having an absolute deviation from the mean of $8 or less.
To find the mean price, we need to sum up all the glove prices and divide by the total number of gloves.
Sum of glove prices = $55 + $42 + $28 + $39 + $82 + $25 + $40 + $32 + $45 + $38 + $52 + $34 = $512
Total number of gloves = 12
Mean price = Sum of glove prices / Total number of gloves = $512 / 12 = $42.67
To find the absolute deviation of each glove price from the mean, we subtract the mean from each price and take the absolute value.
Absolute deviation from mean for each glove = |Price - Mean price|
For example, for the first glove price of $55, the absolute deviation from the mean is |$55 - $42.67| = $12.33
We want the absolute deviation to be at most $8, so we need to find how many glove prices have an absolute deviation from the mean of $8 or less.
We can calculate the absolute deviation for each glove price and count how many are less than or equal to $8.
First row:
|$55 - $42.67| = $12.33
|$42 - $42.67| = $0.67
|$28 - $42.67| = $14.67
|$39 - $42.67| = $3.67
|$82 - $42.67| = $39.33
|$25 - $42.67| = $17.67
Out of the 6 glove prices in the first row, 2 have an absolute deviation from the mean of $8 or less.
Second row:
|$40 - $42.67| = $2.67
|$32 - $42.67| = $10.67
|$45 - $42.67| = $2.33
|$38 - $42.67| = $4.67
|$52 - $42.67| = $9.33
|$34 - $42.67| = $8.67
Out of the 6 glove prices in the second row, 3 have an absolute deviation from the mean of $8 or less.
Therefore, a total of 5 glove prices meet the condition
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The given condition is incomplete, the complete question is:
a baseball player wants to buy a new glove. the table shows the prices of several gloves. the player is willing to pay the mean price with an absolute deviation of at most $8. how many of the glove prices meet this condition?
I need help on ratios
Answer:
-help
Step-by-step explanation:
A ratio compares values. A ratio says how much of one thing there is compared to another thing. A ratio indicates how many times one number contains another.
example: there are 6 girls to 4 boys. (6:4)
For Exercises 1-4, in OA, m/BAD = 90, MEG = 90,
and BC= FE.
B
1. Find mLEAG. 90°
E
A 90
F
G
D
1. The value of angle EAG is 90⁰.
2. The value of arc BD is 90⁰.
3. The angle that is congruent to angle BAC is ∠ EAF
4. The segment that is congruent to line BD is | EG |.
What is the value of angle EAG?
The value of angle EAG is calculated as follows;
m∠EAG = m∠BAD ( congruent triangles )
m∠EAG = 90⁰
The value of arc BD is calculated as follows;
arc BD = m∠BAD (intersecting chord theorem)
arc BD = 90⁰
The angle that is congruent to angle BAC is determined as follows;
∠BAC ≅ ∠ EAF
The segment that is congruent to line BD is determined as;
| BD | ≅ | EG |
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please help. it's my bell ringer and I will be late.
If you want the probability of randomly drawing a red marble to be 3/5, you need to add 13 red marbles.
How many red marbles must be added?
The probability of drawing a red marble is equal to the quotient between the number of red marbles and the total number of marbles in the bag.
Initially, there are 12 red marbles and 32 in total, so if we add another x red marbles, we will have:
12 + x red marbles.32 + x in total.Then the probability will be:
p = (12 + x)/(32 + x)
And we want this to be 3/5, then we need to solve:
(12 + x)/(32 + x) = 3/5
(12 + x)*5 = 3*(32 + x)
60 + 5x = 96 + 3x
5x - 3x = 96 - 60
2x = 36
x = 36/2 = 13
x = 13
You need to add 13 red marbles.
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Find specific solution of the following differentila equation 2 y' + ² y = // I for y(1) = 2. Write an expression:
The specific solution to the differential equation 2y' + ²y = 0 with the initial condition y(1) = 2 is y = 2.
Let's find the specific solution of the differential equation 2y' + ²y = 0 with the initial condition y(1) = 2, we can proceed as follows:
Step 1: Rewrite the differential equation in a standard form:
2y' = -²y
Step 2: Divide both sides of the equation
y' / y = -² / 2
Step 3: Integrate with respect to x:
∫ (y' / y) dx = ∫ (-² / 2) dx
Step 4: Evaluate the integrals:
ln|y| = -²x / 2 + C1
Step 5: Remove the absolute value by taking the exponent of both sides:
|y| = e^(-²x / 2 + C1)
Step 6: Rewrite the absolute value as a positive constant:
y = ± e^(-²x / 2 + C1)
Step 7: Combine the constants into a single constant, C2:
y = C2 e^(-²x / 2)
Step 8: Use the initial condition y(1) = 2 to find the value of C2:
2 = C2 e^(-²(1) / 2)
2 = C2 e^(-² / 2)
Step 9: Solve for C2:
C2 = 2 / e^(-² / 2)
C2 = 2e^(² / 2)
Finally, the specific solution to 2y' + ²y = 0 with the initial condition y(1) = 2 is:
y = 2e^(² / 2) e^(-²x / 2)
Simplifying further:
y = 2e^(²x / 2) e^(-²x / 2)
y = 2e^0
y = 2
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I need help I’m really stuck on this and have absolutely no idea how to work this out your supposed to “solve for t”
Answer:
t = -35/8
Step-by-step explanation:
Divide both sides by 2/5.
PLEASE ONLY ANSWER IF YOU KNOW ABT IREADY
IS THIS GOOD FOR 7TH GRADE!?!
Answer: YES VERY GOOD KEEP UP THE GOOD WORK
Step-by-step explanation:
a car is going west at 60mi/hr for 5 hours how can you write that the car is travelling west with a number
Answer:
Step-by-step explanation:
not sure I understand the question but
60mi/h west?
A boat heading upstream (against the current) has a net speed of 80 mph, if the same boat heads downstream its speed is 110 mph. What is the speed of the current assuming it is less than the speed of the boat.
Answer:
The speed is 30mph
Step-by-step explanation:
Use the point-slope formula to write an equation of the line that passes through (-4, 4) and has a slope of m=0. Write the answer in slope-intercept form (if
possible)
Answer:
y = 4
Step-by-step explanation:
When given a point and a slope, we use slope-intercept formula:
y - y1 = m (x - x1)
m = slope point: (-4,4)
y - y1 = m (x - x1)
y - 4 = 0 (x - 1)
y - 4 = 0x + 0
+ 4 + 4
y = 4
The answer can't be written in slope-intercept form, as the 0"s cancel out.
Hope this helps!
will mark brainliest need help
simplify 4a^3b^2 x 3a^6b^5
Answer:
12a^9b^7
Step-by-step explanation:
Multiply all like terms together.
4 times 3 = 12
a^3(a^6) = a^9
b^2(b^5) = b^7
Combine all together
Answer:2160a2b2
Step-by-step explanation:
There are two numbers between 30 and 40 that have just two factors.
What are they?
Answer:
31 and 37
Step-by-step explanation:
Those are the only two numbers
Answer:
The two numbers between 30 and 40 which have only 2 factors are -
31 and 37
Hope it helps you.
whats 78,563 divided by 98
Ty for whoever helps me <3
Answer:
801.66
Step-by-step explanation:
calculator
Answer:
801.6632653061
Step-by-step explanation:
.......
A basket contains five apples and seven peaches. You randomly select one piece of fruit and eat it. Then you randomly select another piece of fruit. The first piece of fruit is an apple and the second piece is a peach.
show work plz thanks!
Theoretical Probability Compound Events
Answer:
5/33
Step-by-step explanation:
five apples and seven peaches = 12 total
P( apple) = number of apples / total
= 5/12
No replacement since you ate it
four apples and seven peaches = 11 total
P( peach) = number of peach / total
= 4/11
P(apple, no replacement, peach) = 5/12 * 4/11 = 5/33
Choose the correct simplification and demonstration of the closure property given: (2x3 x2 − 4x) − (9x3 − 3x2).
The closure property refers to the mathematical law that states that if we perform a certain operation (addition, multiplication) on any two numbers in a set, the result is still within that set.In the expression (2x3 x2 - 4x) - (9x3 - 3x2), we are simply subtracting one polynomial from the other.
To simplify it, we'll start by combining like terms. So, we'll add all the coefficients of x3, x2, and x, separately.The given expression becomes: (2x3 x2 - 4x) - (9x3 - 3x2) = 2x3 x2 - 4x - 9x3 + 3x2We will then combine like terms as follows:2x3 x2 - 4x - 9x3 + 3x2 = 2x3 x2 - 9x3 + 3x2 - 4x= -7x3 + 5x2 - 4x
Therefore, the correct simplification of the expression is -7x3 + 5x2 - 4x. The demonstration of the closure property is shown as follows:The subtraction of two polynomials (2x3 x2 - 4x) and (9x3 - 3x2) results in a polynomial -7x3 + 5x2 - 4x. This polynomial is still a polynomial of degree 3 and thus, still belongs to the set of polynomials. Thus, the closure property holds for the subtraction of the given polynomials.
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Suppose that we have two events, A and B, with P(A) = 0.50, P(B) = 0.60, and P(A ∩ B) = 0.45. If needed, round your answer to three decimal digits.
Find P(A | B)
Find P(B | A
Are A and B independent? Why or why not?
The probability of event A given event B, denoted as P(A | B), is 0.750. The probability of event B given event A, denoted as P(B | A), is 0.900. A and B are not independent events because the conditional probabilities P(A | B) and P(B | A) are not equal to the marginal probabilities P(A) and P(B), respectively.
To find P(A | B), we use the formula:
P(A | B) = P(A ∩ B) / P(B)
In this case, P(A ∩ B) = 0.45 and P(B) = 0.60.
Plugging these values into the formula, we get
P(A | B) = 0.45 / 0.60 = 0.750.
To find P(B | A), we use the formula:
P(B | A) = P(A ∩ B) / P(A)
Here, P(A ∩ B) = 0.45 and P(A) = 0.50.
Substituting the values, we find
P(B | A) = 0.45 / 0.50 = 0.900.
A and B are not independent because the probabilities of A and B are affected by each other. If A and B were independent, then P(A | B) would be equal to P(A), and P(B | A) would be equal to P(B). However, in this case, both P(A | B) and P(B | A) differ from their respective marginal probabilities. Therefore, A and B are dependent events.
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Find tan 0, where 0 is the angle shown.
Give an exact value, not a decimal approximation.
Answer:
\( \frac{12}{5} \)
Step-by-step explanation:
In order to find tan of theta, we need to find the side that is opposite of the angle and the side adjacent to the angle.
We are given the side that is adjacent to the angle which is 5.
We are not given the side opposite of the angle.
We can use the pythagorean theorem to find the missing side since we have a right angle.
13 is the hypotenuse and 5 and the missing side are legs so our equation look like
\( {5}^{2} + {x}^{2} = {13}^{2} \)
\(25 + {x}^{2} = 169\)
\( {x}^{2} = 144\)
\(x = 12\)
so our missing side length is 12.
Now using tan formula,
\( \frac{opp}{adj} \)
our exact value is
\( \frac{12}{5} \)
(1 point) suppose a 3×3 matrix a has only two distinct eigenvalues. suppose that tr(a)=−1 and det(a)=45. find the eigenvalues of a with their algebraic multiplicities.
The values of λ1, λ2, and m, which will give us the eigenvalues of A with their algebraic multiplicities.
It is not feasible to find the answer however we can tell the method to find it out.
Given that the 3×3 matrix A has only two distinct eigenvalues, and we know that the trace of A (tr(A)) is -1 and the determinant of A (det(A)) is 45, we can find the eigenvalues and their algebraic multiplicities.
The trace of a matrix is the sum of its eigenvalues, and the determinant is the product of its eigenvalues. Since A has two distinct eigenvalues, let's denote them as λ1 and λ2.
We know that tr(A) = -1, so we have:
λ1 + λ2 + λ3 = -1 ---(1)
We also know that det(A) = 45, which is the product of the eigenvalues:
λ1 * λ2 * λ3 = 45 ---(2)
Since A has only two distinct eigenvalues, let's assume that λ1 and λ2 are the distinct eigenvalues, and λ3 is repeated with algebraic multiplicity m.
From equation (2), we have:
λ1 * λ2 * λ3 = 45
Since λ3 is repeated m times, we can rewrite this equation as:
λ1 * λ2 * \((λ3^m)\) = 45
Now, let's consider equation (1). Since A has only two distinct eigenvalues, we can write it as:
λ1 + λ2 + m*λ3 = -1
We have two equations:
λ1 * λ2 *\((λ3^m)\)= 45
λ1 + λ2 + m*λ3 = -1
By solving these equations, we can find the values of λ1, λ2, and m, which will give us the eigenvalues of A with their algebraic multiplicities.
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