The probability that a randomly chosen student is interested in a spinning room and is a graduate student is 0.15.
The probability that a randomly chosen student is interested in a spinning room and is a graduate student can be calculated using the joint probability formula. We have the following information: P(S) is the probability that a randomly chosen student is interested in a spinning room, and P(G) is the probability that a randomly chosen student is a graduate student. P(S) = 0.25 (given)P(G) = 0.6 (given)
The probability that a randomly chosen student is interested in a spinning room and is a graduate student can be calculated using the formula: P(S ∩ G) = P(S) x P(G)P(S ∩ G) = 0.25 x 0.6P(S ∩ G) = 0.15
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What is the volume of 5 yards 6 yards and 2 yards
John enlarged one side of his square flower bed by 8 ft to make it into a rectangle. The area of the new flower bed is 3 times the area of the old one. What was the length of the side of the old flower bed.
Answer:
4
Step-by-step explanation:
4*4=16
(4+8)4=48
16*3=16!
Answer:
4
Step-by-step explanation:
its 4
limit as x approaches infinity is the square root of (x^2+1)
The value of the given function `limit as x approaches infinity is the square root of (x^2+1)` is √(x^2 + 1).
We have to find the value of the limit as x approaches infinity for the given function f(x) = sqrt(x^2 + 1).
Let's use the method of substitution.
Replace x with a very large value of positive integer 'n'.
Now, let's solve for f(n) and f(n+1) to check the behavior of the function.f(n) = sqrt(n^2 + 1)f(n+1) = sqrt((n+1)^2 + 1)f(n+1) - f(n) = sqrt((n+1)^2 + 1) - sqrt(n^2 + 1)
Let's multiply the numerator and denominator by the conjugate and simplify:
f(n+1) - f(n) = ((n+1)^2 + 1) - (n^2 + 1))/ [sqrt((n+1)^2 + 1) + sqrt(n^2 + 1)]f(n+1) - f(n) = (n^2 + 2n + 2 - n^2 - 1)/ [sqrt((n+1)^2 + 1) + sqrt(n^2 + 1)]f(n+1) - f(n) = (2n+1)/ [sqrt((n+1)^2 + 1) + sqrt(n^2 + 1)]
Thus, we can see that as n increases, f(n+1) - f(n) approaches to 0. Therefore, the limit of f(x) as x approaches infinity is √(x^2 + 1).
Therefore, the value of the given function `limit as x approaches infinity is the square root of (x^2+1)` is √(x^2 + 1).
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Sam divided 3384 by 24. His work is shown.
Make equations to show how he got the 240 and the 960. Move numbers and symbols to the lines to make the equations.
240 =
141
24)3384
-240
984
-960
24
960 =
х
+
24
141
3384
10
20
30
40
50
60
70
80
90
200
300
400
100
500
700
600
800
900
1000
3161617
Step-by-step explanation:
Answer:
240= 24x10
960= 96x10
Step-by-step explanation:
doesnt really need an explanation but
96x10=960
24x10=240
good luck on map or any question this is for <3!
Suppose that an individual has a body fat percentage of 18.9% and weighs 141 pounds. How many pounds of her weight is made up of fat? Round your answer to the nearest tenth.
Please respond within the hour
Thanks
here is the proportion I used to get the answer. hopefully this helps
What’s 900+900
Just doing this cause it’s fun
The ratio of the male and female teachers is 3:4 in Aadarsh H.S. School. If the number
of male teachers is 12, find the number of female teachers.
d)
7
Answer:
there is 16 female teachers because 4 * 4 is 14
male is eqaul to 12
so therefore female is eqaul to 3/4*12=9
Please help me I will mark as the best answer please
this picture sucks I know but help me please :))
Answer:
See step by step
Step-by-step explanation:
The student found the cosine of angle A not the sine. Sine is Opposite/Hypotenuse. This student found Adjacent/Hypotenuse. The correct answer is Sin A= 12/13.
matthew wants to estimate the mean height of students attending his college. he records the heights of 635 randomly selected students attending the college. what is the population?
The population in order to calculate the mean height will be all the students attending the college.
The population is the entire group of individuals being studied. In this case, the population is all the students who goes to the college.
Every member of a group constitutes a population. It is the inverse of a sample, which is a percentage or proportion of a group. It is sometimes possible to poll every member of a group. The U.S. Census is a quintessential example of a population, as it is required by law that every member of the U.S. population reply. In most circumstances, surveying everyone is unfeasible in statistics.
Consider how long it would take you to phone every dog owner in the United States to find out what brand of dog food they preferred. Furthermore, people may choose not to respond or may forget to respond, resulting in incomplete censuses. By definition, incomplete censuses become samples.
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i need help with this
What is the value of g(-4) + g(1) ?
practice using linear combinations to solve systems of equations. which constants can be multiplied by the equations so one variable will be eliminated when the systems are added together? 5x 13y
The constants that have to multiply to eliminate one variable from the system are 12 and 5.
The equations are
5x+13y = 232
12x + 7y = 218
Elimination Method
The elimination method is the process of eliminating one of the variables in the system of linear equations using the addition or subtraction methods in conjunction with multiplication or division of coefficients of the variables
Both x term and y terms, choose x terms and apply the elimination method
The coefficient of x in the first equation is 5 and 12 in the second equation
Coefficient is a number that is being multiplied by the variable. 2x+6x+14. The 2x, 6x, and 14 are terms because they are being added together. 2 and x; 6 and x are factors because they are being multiplied together. 2 from 2x and 6 from 6x are the coefficients because they are being multiplied by the variable.
To make it the same
Prime factorization
Prime factorization is a process of writing all numbers as a product of primes.
5 = 5×1
12 = 2×2×3
LCM (5, 12 ) = 2×2×3×5 = 60
Multiply the first equation by 12 and the second equation by 5
60x + 156y = 2784
60x + 35y = 1090
Subtract equation 2 from equation 1
121y = 1694
Eliminated x term
The constants that we have to multiply to eliminate one variable from the system are 12 and 5
The complete question is:
Which constants can be multiplied by the equations so one variable will be eliminated when the systems are added together? 5x + 13y = 232
12x + 7y = 218
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$2100.00 is invested in anaccount with a 3.8% interest ratethat is compounded quarterly.How much money is in theaccount at the end of one year?
Given
\(\begin{gathered} P=\text{ \$2100} \\ R=3.8\text{ \%} \\ n=\frac{3}{12}=\frac{1}{4}=0.25 \end{gathered}\)Formula
\(A=P(1+\frac{r}{n})^{nt}\)Substitute the given into the formula
\(undefined\)The final balance is ₦2,180.94
The interior angles formed by the sides of a quadrilateral have measures that sum to 360°.
What is the value of x?
Enter your answer in the box.
x =
Answer:
x=2
Step-by-step explanation:
You mut liten to the intruction carefully or you will mi out on important detail. What type entence it i ?
The type of the sentence is imperative sentence
The sentence you asked about is called an imperative sentence. An imperative sentence is a type of sentence that gives a command or makes a request.
It's important to understand that in order to comprehend the full meaning of a sentence, you must analyze its structure and identify the type of sentence it is.
In this sentence, the keyword "listen" is the verb that is being used to give the command or request.
In mathematical terms, sentence structure can be represented as an equation.
In an imperative sentence, the subject is typically implied or understood to be "you."
In this case, the equation would look something like this:
=> You + verb (listen) + adverb (carefully) = imperative sentence.
Complete Question:
You must listen to the instruction carefully or you will mi out on important detail. What type of sentence is it?
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the percentage of the original area of wetlands currently left in the united states is approximately: question 44 options: 10%. 25%. 50%. 65%. 75%.
The percentage of the original area of wetlands currently left in the United States is approximately 50%. So, the correct
option is 50% (option 3).
Percentages are a way of expressing a proportion or a fraction as a part of 100. It is denoted by the symbol "%".
According to the United States Environmental Protection Agency (EPA), it is estimated that about 50% of the original
wetlands in the contiguous United States have been lost since the 1600s due to human activities such as agriculture,
development, and urbanization. Therefore, the correct answer to the question is 50%.
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The percentage of the original area of wetlands currently left in the United States is approximately 50%.
Wetlands are regions of land where the soil is continually or intermittently soaked with water. Wetlands have a particular hydrology, soil, and vegetation mix that results in specialised ecosystems that offer a variety of ecological functions.
There are many different types of habitats where wetlands can be found, such as coastal locations, interior regions, and high-altitude mountain regions. They come in a variety of shapes, such as marshes, swamps, bogs, fens, and estuaries, and can be freshwater, brackish, or saline.
Wetlands are significant for several reasons. For species, such as migrating birds, amphibians, and fish, they offer crucial habitats. They also aid in removing contaminants from water, lessen the effects of flooding, and give people access to recreational activities. Wetlands are crucial for carbon sequestration as well.
Based on the information provided, the question is asking for the approximate percentage of the original area of wetlands currently left in the United States. The answer is approximately 50%.
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Complete the table to combine like terms when adding Expression One and
Expression Two.
4a
-9
Term from Expression One
14
-3a
10a
5
23
Like Term from Expression Two
DRAG AND DROP
SAN CEM HERE
7a
Expression One
14-3a
Expression Two
7a-9
Combined Term
DRAC
ERE
CHECK
Please help & thank you
If the two expression be 14 - 3a and 7a - 9 then the combined term exists 4a + 5.
What is meant by expression ?A mathematical expression is a phrase that has a minimum of two numbers or variables and at least one mathematical operation. It is possible to multiply, divide, add, or subtract in math. An expression has the following structure: Expression: (Math Operator, Number/Variable, Math Operator).
The addition, subtraction, multiplication, and division mathematical operations are used to create mathematical expressions.
Let the two expression be 14 - 3a and 7a - 9
Expression one - 14 - 3a
Expression two - 7a - 9
Combining both two terms
14 - 3a + (7a - 9) = 14 - 3a + 7a - 9
simplifying the above equation, we get
= (-3a + 7a) + 114 - 9)
= 4a + 5
If the two expression be 14 - 3a and 7a - 9 then the combined term exists 4a + 5.
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What is the reciprocal of 2 4/5 ?
Answer:
5/14
Step-by-step explanation:
Answer: 14/5.
Step-by-step explanation;
The reciprocal of 2-4/5 can be found by multiplying the whole number (2) by the denominator (5) and then add the amount to the numerator (4), this will give you fourteen, which is now the numerator of the reciprocal fraction. The denominator will stay the same, so the reciprocal of 2-4/5 is 14/5.
-3(x-4) = -9(x - 1)
X=?
Answer:
x = - 1/2
Step-by-step explanation:
-3(x-4) = -9(x - 1)
1. Distributive Property
-3 * x -3 *-4 = -9 * x -9 * -1
-3x + 12 = -9x + 9
Hint: 2 negatives make a postive
-3x + 12 = -9x + 9
2. Subtract 12 on both sides
-3x + 12 - 12 = -9x + 9 - 12
-3x = -9x + -3
3. Add 9x on both sides
-3x + 9x = -9x + 9x + -3
6x = -3
4. Divide both sides by 6 to isolate the variable
6x/6 = -3/6
x = - 1/2
Check:
-3(-1/2-4) = -9( -1/2- 1)
3/2 + 12 = 9/2 + 9
3/2 + 12 ( we need a common denominator so...lets make it 2 )
3/2 + 12*2/1*2
3/2 + 24/2 = 27/2 = 13 1/2 = 13. 5
Now...
9/2 + 9 ( we need a common denominator so..lets make it 2 )
9/2 + 9*2/1*2
9/2 + 18/2 = 27/2 = 13 1/2 = 13.5
13.5 = 13.5 CORRECT!
27/2 = improper fraction
13 1/2 = mixed number
13.5= decimal form
Hope this helped
x + 5y = 20
2x - 7y = -45
solving with elimination
show work pls
Answer: (-5, 5)
Step-by-step explanation:
x + 5y = 20...(1)
2x - 7y = -45...(2)
Multiply equation 1 by -2 and add the equations
-2x - 10y = -40
+ 2x - 7y = -45
--------------------
- 17y =-85
-17y/-17 = -85/-17
y=5
Substitute y=5 into equation 1
x + 5y = 20
x + 5(5) = 20
x = 25-20
x=-5
Therefore the solutionto the system is (-5, 5)
A water sample shows 0.063 grams of some trace element for every cubic centimeter of water. Savannah uses a container in the shape of a right cylinder with a radius of 6 cm and a height of 17.6 cm to collect a second sample, filling the container all the way. Assuming the sample contains the same proportion of the trace element, approximately how much trace element has Savannah collected? Round your answer to the nearest tenth.
The volume of a cylinder with radius r and height h is given by:
\(V=\pi\cdot h\cdot r^2\)For r = 6 cm and h = 17.6 cm, we have:
\(V=\pi\cdot17.6\cdot6^2\)V=1990.5 cm³
Therefore, a total of 1990.5*0.063 = 125.4 grams of the trace elemente was collected by Savannah
9 16 23 find the 46 term
Answer:
22
Step-by-step explanation:
Help me plssssssssssss.
Answer:
5
Step-by-step explanation:
Which function in cryptography takes a string of any length as input and returns a string of any requested variable length?
The sponge function in cryptography takes a string of any length as input and returns a string of any requested variable length.
According to the statement
we have to explain about the function in which cryptography takes a string of any length as input and returns a string of any requested variable length.
So, For this purpose,
we know that the
A sponge function or sponge construction is any of a class of algorithms with finite internal state that take an input bit stream of any length and produce an output bit stream of any desired length.
So from definition and its working process it is clear that for this purpose the sponge function is used.
this function returns the string of any variable length.
So, The sponge function in cryptography takes a string of any length as input and returns a string of any requested variable length.
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What is the slope of the line that passes through the points (2, −3.5) and (4, 5.5)?
A.9/2
B.1/3
C.2/9
Answer: the answer is c) hope this helps
Step-by-step explanation: please give brainliest
Answer:
A. 9/2
Step-by-step explanation:
Use formula m=(\(y_{2} \\\) -\(y_{1}\))/(\(x_{2}\)-\(x_{1}\))
(5.5-(-3.5))/ (4-2)
\(\frac{9}{2}\)
A store sells 6 T-shirts for $59.34. What is the unit cost per T-shirt?
OA. $9.89
OB. $8.48
OC. $53,34
OD $0.10
Answer:
$9.89
Step-by-step explanation:
there is one line on the graph and it is asking for a solution how do i find it?
The stream of water from a fountain follows a parabolic path. The stream reaches a maximum height of 5 feet, represented by a vertex of (3,5), and lands 6 feet from the water jet, represented by (6,0). Write a function in vertex form that models the path of the stream.
The function in vertex form that models the path of the stream is:
\(y = (-5/9)(x - 3)^2 + 5\)
What are vertex?A location where two or more straight lines or curves intersect is referred to as a vertex . A vertex in geometry is sometimes referred to as a corner or an intersection point. The phrase is frequently used to refer to the highest or lowest point on a curve or surface, the place where two lines intersect to make an angle, and the point where two sides of a polygon meet.
The vertex form of the equation of a parabola is given by:
\(y = a(x - h)^2 + k\)
where (h, k) represents the vertex of the parabola.
Using the given vertex and the point (6,0), we can find the value of "a" and plug it into the vertex form to get the equation of the parabolic path of the water stream.
Step 1: Find the value of "a"
Since the vertex is (3,5), we know that:
h = 3
k = 5
Using the point (6,0), we can find the value of "a" as follows:
\(0 = a(6 - 3)^2 + 5\)
\(0 = 9a + 5\)
\(9a = -5\)
\(a = -5/9\)
Step 2: Plug in the values of h, k, and a into the vertex form:
\(y = (-5/9)(x - 3)^2 + 5\)
Therefore, the function in vertex form that models the path of the stream is:
\(y = (-5/9)(x - 3)^2 + 5\)
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please help answer the math question below
Answer:
C
Step-by-step explanation: