Answer:
DOMAIN:
solution: x<0 or x>0
interval notation: ( -∞,0)U(0,∞)
RANGE:
solution :f(x) < 4 or f(x) >4
interval notation: (-∞,4)U(4,∞)
X-INTERCEPTS:
(5/24,0)
ASYMPTOTES:
vertical: x=0
horizontal: y=4
EXTREME POINTS:
none
Step-by-step explanation:
lol i didnt knw how much info u needed i hope this helps
The slope intercept form is y=mx+c, So y= -5/6x + 4 is in slope intercept form.
What is general equation of slope intercept form?The general equation of slope intercept form is y=mx+c
where m is the slope and c is the y intercept
The given equation is y= -5/6x + 4, we have to check whether the given equation in slope intercept form or not.
The given equation is y= -5/6x + 4...(1)
We know that general equation of slope intercept form is y=mx+c...(2)
As we compare equations (1) and (2), we find that equation (1) in the form of (2). so y= -5/6x + 4 is in slope intercept form.
Therefore y= -5/6x + 4 is in slope intercept form.
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Out of the last 50 guest,only 1 of them brought a coupon for free admission to the carnival. If there are 1500 guests expected this weekend, how many can we except will receive free admission
We can expect 30 guests to receive free admission out of the 1500 guests expected this weekend.
To determine how many guests can be expected to receive free admission, we need to use the given information about the ratio of guests with coupons to guests without coupons. We can do this by setting up a proportion and solving for the unknown variable.
Let x be the number of guests we can expect to receive free admission.
1/50 = x/1500
Cross-multiplying gives us:
50x = 1500
Dividing both sides by 50 gives us:
x = 30
Therefore, we can expect 30 guests to receive free admission out of the 1500 guests expected this weekend.
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if the computed value of f is 0.99 and the f critical value is 3.89, we would not reject the null hypothesis.
T/F
True. We would not reject the null hypothesis if the computed value of f is 0.99 and the f critical value is 3.89.
In hypothesis testing, the f-value is used to compare the variability between groups or conditions to the variability within groups. The f-value is compared to a critical value to determine if the results are statistically significant.
If the computed value of f is 0.99 and the f critical value is 3.89, we would not reject the null hypothesis. In order to reject the null hypothesis, the computed f-value should be larger than the critical f-value. Since 0.99 is smaller than 3.89, we do not have sufficient evidence to reject the null hypothesis.
The f critical value represents the cutoff point beyond which the observed data would be considered statistically significant. If the computed f-value is smaller than the critical f-value, it means that the observed data does not provide strong enough evidence to reject the null hypothesis. Therefore, in this scenario, we would not reject the null hypothesis.
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Which of the relations given by the following sets of ordered
pairs is a function?
O {(1, 2), (-4, 8), ( – 3, 5), (1, - 2), (7, 12)}
O
{(5, 4), (4,3), (3, 2), (4, 5), (2, 1)}
O {(5, 4), (5, 6), (5, 8), (5, 10), (5, 12)}
O {(6, 1), (-3, 1), (3, 5), (2, 4), ( − 1, 2)}
Answer: The last one is a function
Step-by-step explanation:
If A value of x for example 4 produces more than one y value like 1 and 3 it is not a function also graphing it and using the line method helps
wo containers designed to hold water are side by side, both in the shape of a cylinder. Container A has a radius of 12 feet and a height of 13 feet. Container B has a radius of 8 feet and a height of 16 feet. Container A is full of water and the water is pumped into Container B until Conainter B is completely full
The percentage of Container A that is full after the pumping is complete is; 45.3%
How to find the Volume of a Cylinder?
The formula for volume of a cylinder is;
V = πr²h
Volume of Cylinder A is;
V = π × 12² × 13
V = 1872π
Volume of Cylinder B is;
V = π × 8² × 16
V = 1024π
After pumping, volume in container A will be;
V_new = 1872π - 1024π
V_new = 848π
Percentage is;
848π/1872π * 100% = 45.3%
Thus, 45.3% of Container A is full after the pumping is complete.
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Which equation represents the vertical line shown on the graph?
If the slope of a line is 3, what is the slope of the line that is parallel to it?
Answer:
3
Step-by-step explanation: If they are parallel, the lines will always run the same distance apart and never intersect. If the slopes are different, they will intersect at some point
For f(x)=3x+1 and g(x)=x2-6 find(f ⋅g)(4)
The required value of the given function is (f ⋅ g)(4) = 130.
What are the functions?The function is defined as a mathematical expression that defines a relationship between one variable and another variable.
The functions are given in the question, as follows:
f(x)=3x+1 and g(x)=x²-6
(f ⋅g)(x) is the composition of the functions f and g, which means f(x) × g(x).
(f ⋅ g)(x) = f(x) × g(x)
So, substituting x = 4:
(f ⋅ g)(4) = f(4) × g(4)
= (3 × 4 + 1)×(4² - 6)
= 13 × 10
= 130
So, (f ⋅ g)(4) = 130.
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I really need help with part a and b, please help. Incorrect answers will be downvoted, correct answers will be upvoted. 1. The army is interested in characterizing the acoustic signature of a helicopter. The following data show measurements of acoustic pressure (made dimensionless) for a two-bladed helicopter rotor through of a rotor revolution. The data points are equally spaced in time, and the period of the data collection is of a second. p=00.00040.0015 0.0028 0.0040 0.0048 0.0057 0.0071 0.0095 0.0134 0.0185 0.02420.0302 0.0364 0.0447 0.0577 0.0776 0.0955 0.0907 -0.0477 -0.0812 -0.0563 -0.0329 -0.0127 0.0032 0.0147 0.0221 0.0256 0.0255 0.0222 0.0170 0.0112 0.0064 0.0035 0.0023 0.0020 0.0019 0.0016 0.0009 0.0002 a) Find the real discrete Fourier transform for this data set. (b) Any term in the Fourier series can be written: ak Cos(kwt)+bk sin(kwt) =ck Cos(kwt+$k) ak Find the ck's and plot their amplitude on a bar graph vs. k to illustrate the relative size of each term in the series. Explain the significance of the plot
(a) The real discrete Fourier transform (DFT) is calculated for the given data set to analyze the helicopter's acoustic signature.
(b) To obtain the ck values and illustrate the relative size of each term in the Fourier series, we calculate the magnitude of each coefficient and plot their amplitudes on a bar graph against the corresponding frequency component, k.
To analyze the helicopter's acoustic signature, the real DFT is computed for the provided data set. The DFT transforms the time-domain measurements of acoustic pressure into the frequency domain, revealing the different frequencies present and their corresponding amplitudes. This analysis helps in understanding the spectral characteristics of the helicopter's acoustic signature and identifying prominent frequency components.
Using the Fourier series representation, the amplitudes (ck's) of the different frequency components in the Fourier series are determined. These amplitudes represent the relative sizes of each term in the series, indicating the contribution of each frequency component to the overall acoustic signature. By plotting the amplitudes on a bar graph, the relative strengths of different frequency components become visually apparent, enabling a clear comparison of their importance in characterizing the helicopter's acoustic signature.
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1. Does the following table represent a linear function? If so, what is the constant rate of change?
Answer:
(2,3)
Step-by-step explanation:
its by 3
Which of the following
represents this line graph?
Enter a, b, c, or d.
5
a. 3x - 5 > 10
b. 3x - 5 < 10
c. - ≤ x ≤ 5
d.≥ x ≥5
5/3
Answer:
C
Step-by-step explanation:
help me how do i do this -4x ≥20
Answer:
x ≤ -5
The image has the work shown
Write the expression in standard form: 4y - (3+y)
Write 0.514 as a percent. thx :)
Answer:
51.4%
Step-by-step explanation:
ANSWER: 51.4%
Step-by-step explanation:
Multiply by 100. the decimal will move 2 to the right due to the two zeros in 100
the determinant of the matrix whose columns are vectors which define the sides of a parallelogram opposite one another is equal to the area of the parallelogram.
The area of the parallelogram is equal to the absolute value of the determinant of the matrix .
Explanation:
To demonstrate that the determinant of the matrix whose columns are vectors defining the sides of a parallelogram is equal to the area of the parallelogram, we can follow these steps:
1. Let's consider two vectors that define the sides of a parallelogram, A and B, opposite to each other.
2. Form a matrix M with the components of the vectors A and B as columns:
\(M=det \left[\begin{array}{ccc}A_{x} &B_{x} \\A_{y} &B_{y} \end{array}\right]\)
3. Calculate the determinant of matrix M:
\(det(M) = (A_{x} *B_{y} ) - (B_{x} *A_{y} )\)
4. The area of a parallelogram can be found using the cross product of its side vectors:
Area = ||A x B||
5. The cross product of A and B is a vector with components:
A x B = (0, 0, A_x * B_y - A_y * B_x)
6. The magnitude of the cross-product is the area of the parallelogram:
Area = ||A x B|| = \(\sqrt{ (A_{x} *B_{y} ) - (B_{x} *A_{y} )^{2} }\) = \((A_{x} *B_{y} ) - (B_{x} *A_{y} )\)
Now, we can see that the area of the parallelogram is equal to the absolute value of the determinant of the matrix M:
Area = |det(M)|
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Helppp me Please!! i beg
Answer:
The answer would be -16
Step-by-step explanation:
Add
5
A school needs 5,000 to buy new books for the library. So far the school has raised 75%
Answer:
Results are below.
Step-by-step explanation:
Giving the following information:
Total money needed= $5,000
Percentage raised= 75%
To calculate the amount collected and the difference required, we need to use the following formulas:
Total collected= 5,000*0.75
Total collected= $3,750
Difference= 5,000 - 3,750
Difference= $1,250
What is an inherent zero? describe three examples of data sets that have inherent zeros and three that do not.
The inherent zero is simply a zero. The three instances for both are-
the average age among college graduates, average monthly body weight, maximum wind velocity during a hurricane with intrinsic zero.Year of birth, body weight in space, and year of automobile accidents are three that do not.What is inherent zero?The absolute zero is another name for the intrinsic zero. This is not included in the interval scale because, while the disparity between the two observations makes sense, the ratio does not because it lacks an inherent zero.
Some key features of inherent zero are-
In statistics, the inherent zero is regarded as the starting point or reference point for the ratio scale. The scale with an inherent zero is called as the ratio scale, since we can then compute the ratio between observations and comment on the number of times one observation is less than or bigger than another.To know more about the inherent zero, here
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When you place the sample to be examined at a distance of 1.30 cmcm from the objective, at what length lll will you need to adjust the tube of the microscope in order to view the sample in focus with a completely relaxed eye?
You need to adjust the tube of the microscope to 6.83cm in order to view the sample in focus with a completely relaxed eye
Given, Focal length of the eyepiece, = 2.50 cm
The focal length of the converging lens, f = 1.00 cm
The distance of the object, p = 1.30 cm
Lens equation, \(\frac{1}{f} = \frac{1}{p} + \frac{1}{q}\)
Substitute the values in the above equation
\(\frac{1}{1.00} = \frac{1}{1.30} + \frac{1}{q}\)
q = 4.33 cm
now, the image is formed at the focal point of the eyepiece,
therefore, the distance between the objective and the eyepiece, d = + q = 2.50 cm + 4.33 cm
d = 6.83 cm
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Actual distance between two places is 130 miles. The scale of the map is
1 in:100 miles. What is the distance between these two places in the map?
Answer:
1.3 inches
Step-by-step explanation:
1. Determine what you already know in order to set up the equation:
1 inch = 100 miles
x inches = 130 miles
Solving for x
2. Set up the equation so both numerators are the same unit (In this case, both numerators are the mile values and both denominators are the inch values.)
\(\frac{100}{1}\) = \(\frac{130}{x}\)
3. Cross multiply (Multiply the first fraction's numerator by the second fraction's denominator, and vice versa. It doesn't matter which number is on which side of the = sign.)
100x = 130
4. Divide each side by 100 to isolate the variable.
x = 1.3
James knows that he eventually wants to buy a motocycle, and the model he has in mind cost $5000. he has found a bank that will let him open a saving account with 7% interest that is compounded monthly. if he wants to buy his motocycle in 5 years ( he's still nervious) how much money should he invest in the account now
He should invest $86.29 in the account now, which has a 7% interest compounded monthly.
Compound interest refers to the amount of interest added on the principal amount plus interest. The formula for compound interest is:
B = P(1 + r/n)^t
where B is the ending balance, P is the principal amount or original balance, r is the interest rate in decimal form, n = number of times interest is compounded monthly, and t is the time in number of months
Based on the given information, P is the unknown and
B = $5000
t = 5 years = 60 months
r = 7% = 0.07
n = 1
Plug in the values and solve for P or the amount that should be invested today.
B = P(1 + r/n)^t
$5000 = P(1 + 0.07/1)^60
$5000 = P(1.07)^60
P = $5000/(1.07)^60
P = $86.29
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3 2/3 x 2 1/7 Write It as a mixed number in simplest form.
Answer:
55/7 in simplest form is 7 6/7
Gerald is constructing a line parallel to line l through point P. He begins by drawing line m through points P and Q. He then draws a circle centered at Q, which intersects line l at point N and line m at point S. Keeping the compass measure, he draws a congruent circle centered at point P, which intersects line m at point T.
Which next step will create point R, such that when a line is drawn through points P and R, the line will be parallel to line l?
Lines m and n intersect at point Q. A circle is drawn around point Q and forms point S on line m and forms point N on line l. Point P is also on line m. A circle is drawn around point P and forms point T on line m.
Use the compass to construct a circle centered at Q through point P.
Using the compass measure between points S and N, draw an arc to the right of line m, centered at T, intersecting the edge of circle P.
Using the compass measure between points S and N, draw an arc above line l, centered at N, intersecting the edge of circle Q.
Use the compass to construct a circle centered at P through point Q.
Mark this and return
Parallel lines have the same slope since the slope is like a measure of steepness and since parallel lines are of the same steepness, thus, are of the same slope. The correct option is C.
How are parallel straight lines related?Parallel lines have the same slope since the slope is like a measure of steepness and since parallel lines are of the same steepness, thus, are of the same slope.
Since the given parallel line has equation y = 2x + 2 , thus its slope is 2 and thus, the slope of the needed line is 2 too.
The next step that Gerald should take is Using the compass measure between points S and N, draw an arc to the right of line m, centered at T, intersecting the edge of circle P.
Hence, the correct option is C.
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whats the domain and range?
Answer: Below
Step-by-step explanation:
The domain is all real numbers. The range is also all real numbers.
Hope this helped!
Consider a triangle like the one below. Suppose that , , and . (The figure is not drawn to scale.) Solve the triangle.
Round your answers to the nearest tenth.
The solution is, C = 25°, b = 62.3, c = 32.1
What is triangle?A triangle is a polygon with three edges and three vertices. It is one of the basic shapes in geometry. A triangle with vertices A, B, and C is denoted \triangle ABC. In Euclidean geometry, any three points, when non-collinear, determine a unique triangle and simultaneously, a unique plane.
here, we have,
The Law of Sines can be used to solve a triangle when two angles and a side opposite one of them is given.
third angle
The angle sum theorem can be used to find the third angle.
C = 180° -A -B
= 180° -30° -125°
= 25°
unknown sides
The Law of Sines tells you ...
a/sin(A) = b/sin(B) = c/sin(C)
b = a(sin(B)/sin(A))
= 38·sin(125°)/sin(30°)
≈ 62.3
c = a(sin(C)/sin(A))
= 38·sin(25°)/sin(30°)
≈ 32.1
The solution is ...
C = 25°, b = 62.3, c = 32.1
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Which of these is an Irrational number?
А
4.789
В
6.66666...
С
3.14159...
D
7.00000001
Answer:
the anser and the
Step-by-step explanation:
Answer:
If im wrong just say but i think it B
Step-by-step explanation:
How can 3.7 = x + (negative 5) be solved for x in one step? Add 3.7 to both sides. Add 5 to both sides. Subtract 3.7 from both sides Subtract 5 from both sides
Answer:
Add 5 to both sides.
Step-by-step explanation:
3.7 = x + (-5)
3.7 + 5 = x + ( -5) + 5
5 cancels on the right
8.7 = x
The correct step to solve an equation is add 5 to both sides. Therefore, option B is the correct answer.
What is an equation?In mathematics, an equation is a formula that expresses the equality of two expressions, by connecting them with the equals sign =.
The given equation is 3.7=x+(-5).
The solution of an equation is the set of all values that, when substituted for unknowns, make an equation true.
Now, 3.7=x-5
Add 5 to both sides of an equation, we get
3.7+5=x-5+5
x=8.7
The correct step to solve an equation is add 5 to both sides. Therefore, option B is the correct answer.
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What is the probability that a hand of 5 cards chosen randomly and without replacement from a standard deck of 52 cards (which has 4 kings and 4 queens) contains the king of spades, exactly 1 other king, and exactly 2 queens
Answer: Approximately 0.0003047
As a fraction, it is equal to exactly 792/(2,598,960)
===========================================================
Explanation:
The king of spades must be in the hand, and we can pick any other king. There are 3 ways to pick the other king. Then there are 4 C 2 = 6 ways to pick the two queens. The 4C2 refers to the nCr notation. Or you could use Pascal's Triangle.
Overall, there are 3*6 = 18 ways to pick the king of spades, another king, and exactly 2 queens.
Then we have one more card to pick that isn't a king nor a queen. There are 4+4 = 8 cards that are either a king or queen, leaving 52-8 = 44 cards that are neither.
So there are 18*44 = 792 ways to pick a king of spades, another king, exactly 2 queens, and some other card that isn't a king nor queen.
This is out of 52C5 = 2,598,960 possible five card hands.
The probability we're after is roughly 792/(2,598,960) = 0.0003047
Side note: order does not matter with card hands.
Start with n, subtract 2, then
times by 8
Answer:
n - 2 \div 8 = 0
n - 2 = 8
n = 10
Step-by-step explanation:
I WILL GIVE U BRAINLYEST!! PLSS HELP!
The graph below represents the number of siblings each student in a class has.
what was the mean number of siblings?
The mean number of students in the class is 2.4 siblings.
What is the mean number of students?Mean is the average of a set of numbers. It is determined by adding the numbers together and dividing it by the total number
Mean = total sum of siblings / number of students
[(0 x 4) + ( 1 x 4) + ( 2 x 2) + ( 3 x 8) + ( 4 x 4) ] / ( 2 + 4 + 2 + 8 + 4)
= 48 / 20 = 2.4 siblings
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Question 2 (1 point)
Which of the following numbers is an irrational number?
а
V121
b
38%
С
20
d
7
8