Answer:
Step-by-step explanation:
The length of a rectangle is 16 inches. If the width is
50% of its length, what is the width of the rectangle?
Answer:
The width would be 8 inches
Step-by-step explanation:
50% of 16 is 8
What is the residual value of the point (6,11) from the line of best fit?
Answer:
bob
Step-by-step explanation:
ask your teacher
Half of the sum of 3x and 4
Answer:
1.5x + 2
Step-by-step explanation:
(3x + 4)/2 = 1.5x + 2
What is the area of this figure? PLS ANSWER
Answer:
42 units ^2
Step-by-step explanation:
Break in to a top triangle a middle rectangle and a bottom triangle
area = 1/2 7 *2 + 4 * 7 1/2 * 2 * 7 = 42 units ^2
i need help , can someone help
Answer:
(3, 18)
Step-by-step explanation:
When we have a system of equations like:
y = f(x)
y = g(x)
The solutions of that system are the points (xₙ, yₙ) such that:
yₙ = f(xₙ)
yₙ = g(xₙ)
This means, if we graph these functions, the solutions are the points where the graphs intersect.
Then we just need to find points (xₙ, yₙ) that belong to both functions.
In this case, we have two tables, the first thing we need to do is see if there is a common coordinate pair in these tables, if there is, then that is the solution.
If there is not a common coordinate pair, then we need to use the data in the tables to find the functions for each one, and then find a solution in the way that we explained above.
By looking at the table in the image, we can see that the coordinate pair:
(3, 18)
is in both tables.
Then, this point is the solution of the system.
Part 1 - In your own words, explain the steps needed to carry out the second derivative test. Part 2 - Then show these steps for this function f(x)=sin(x) for the interval [−2π≤x≤π] Part 3 - State very clearly the type of stationary points this function has, based on your previou steps, as well as the regions where it is increasing and decreasing. In your solution do not answer x or y values as decimals, instead show exact values, that is, leave in terms of π.
The second derivative test is used to determine the nature of stationary points in a function. To carry out the test, the following steps are followed: 1) Find the first derivative of the function, 2) Find the critical points by setting the first derivative equal to zero, 3) Find the second derivative of the function, 4) Evaluate the second derivative at each critical point, and 5) Interpret the results to determine the type of stationary points.
Part 1: The steps for the second derivative test are as follows: 1) Find the first derivative by differentiating the function with respect to the variable. 2) Set the first derivative equal to zero and solve for the critical points. 3) Find the second derivative by differentiating the first derivative. 4) Evaluate the second derivative at each critical point. 5) Analyze the results: if the second derivative is positive at a critical point, it indicates a local minimum; if it is negative, it indicates a local maximum; and if it is zero, the test is inconclusive.
Part 2: For the function f(x) = sin(x) on the interval [-2π ≤ x ≤ π], the first derivative is f'(x) = cos(x), and the second derivative is f''(x) = -sin(x). The critical points occur at x = -π, 0, and π. Evaluating the second derivative at each critical point, we find that f''(-π) = -sin(-π) = 0, f''(0) = -sin(0) = 0, and f''(π) = -sin(π) = 0. Since the second derivative is zero at all critical points, the second derivative test is inconclusive for this function.
Part 3: Based on the inconclusive second derivative test, the function has stationary points at x = -π, 0, and π. However, we cannot determine whether these points are local maximums, local minimums, or points of inflection using the second derivative test. Therefore, further analysis or alternative methods are required to determine the nature of these stationary points.
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A picture on a cave wall or a canvas differs from logographic writing in that Group of answer choices all of the above b and c logographic writing uses conventionalized symbols that may or may not look like what they represent. these symbols stand for linguistic units (words or individual morphemes). the order in which the logographic symbols are placed reflects the word order used in speech.
A picture on a cave wall or a canvas differs from logographic writing in that logographic writing uses conventionalized symbols that may or may not look like what they represent, and these symbols stand for linguistic units such as words or individual morphemes. Additionally, the order in which the logographic symbols are placed reflects the word order used in speech.
Pictures on a cave wall or a canvas are visual representations that depict objects, scenes, or ideas. They do not rely on conventionalized symbols to convey meaning, nor do they necessarily follow a specific word order. Instead, pictures communicate through visual imagery and are often open to interpretation.
In contrast, logographic writing systems, such as Chinese characters or ancient Egyptian hieroglyphs, use symbols that represent words or morphemes. These symbols are standardized and carry specific meanings. While the symbols may not always resemble the objects they represent, they are recognized within the linguistic community and follow established conventions.
Furthermore, logographic writing typically reflects the word order used in speech. The placement of the symbols within a written text aligns with the order in which the corresponding words or morphemes would be spoken in a sentence. This adherence to word order allows for effective communication and comprehension within the logographic writing system.
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The length, in centimeters, of a
rectangle is represented by an
expression, as shown in the diagram
below.
2 + 745
Based on the diagram, which of the
following is closest to the length, in
centimeters, of the rectangle?
Answer:
88
Step-by-step explanation:
cindy baught 1/4 amount of ribbon and jacob baught 7/8 amount of ribbon how much ribbon does jacob have
Answer:
0.875
Step-by-step explanation:
Please help me with this! Write the equation of the line in fully simplified slope intercept form. Explanation and answer please ^^
Answer:
y = -1/2x - 8
Step-by-step explanation:
y = -1/2x - 8
can someone help with this please
9514 1404 393
Answer:
-2
Step-by-step explanation:
When you're looking for f(3), you want the y-value that corresponds to the x-value of 3. Find it by locating 3 on the x-axis. Then follow the vertical grid line to the point where the function value is shown. From there, identify the y-coordinate of that point. That y-coordinate is f(3).
f(3) = -2
__
The open dots at the ends of the curves at x=3 mean the function is not defined at those points: (3, 1) or (3, -9). The solid dot at (3, -2) tells you the function value at x=3 is -2.
A quantity with an initial value of 5500 grows continuously at a rate of 0.95% per day. What is the value of the quantity after 6 weeks, to the nearest hundredth?
The value of the quantity after 6 weeks is 7694.5
What is Percentage Increase?Percentage Increase is the difference between the final value and the initial value, expressed in the form of a percentage.
How to determine this
When an initial value = 5500
Grows at a rate of 0.95%
i.e 0.95% of 5500 = 52.25, it grows 52.25 per day
What is the value of the quantity after 6 weeks
When 7 days = 1 week
6 weeks = x
x = 6 * 7 days
x = 42 days
If it grows 52.25 per day
let x represent the value of quantity in 42 days
When 52.25 = 1 day
x = 42 days
x = 42 * 52.25
x = 2194.5
Therefore the value of the quantity after 6 weeks
= 2194.5 + 5500
= 7694.5
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Can you pls help hhhjhhjj
What is the slope of the line that passes through the points (8,-4) and (6,3) in simplest form
Step-by-step explanation:
Rise of y-value = (-4) - (3) = -7.
Run of x-value = (8) - (6) = 2.
Slope of the line = Rise / Run = (-7) / (2) = -3.5.
Can you use the SSS Postulate or the SAS Postulate to prove triangle ABC and triangle AED are congruent?
From the diagram given,
when you have two triangles like this:
The crossing strokes on AB and PR indicate that both lines are the same in length.
i.e. AB = PR
When you have tiny arcs like we see in
With this information, we can therefore solve the question.
From the question,
AC = AD (single stroke lines)
BC = DE (double stroke lines)
Now there is a theorem that states that "When two sides of a triangle are equal to two sides of another triangle, then the third side of both triangles are necessarily equal"
Therefore, we can conclude that
AB = AE
Thus, the 3 sides of both triangles are equal. Thus SSS is a solution.
Now we can also see that both triangles have the same arc at
Thus, As such, we can also conclude that since angle is equal and we know at least 2 sides are equal, then
SAS is another solution.
Thus the final answer is: Both Apply
Can someone plzzz helppp meeee!!!!!!!!
Answer:
Radius of the Inner circle:
5.4 is the diameter so find the radius, divide by 2 = 2.7
Next, take pi (3.14) and multiply with the radius (2.7), and use a power of 2.
3.14(2.7)^2 = 22.8906. Then round to the nearest tenth: 23.
Radius of Outer circle:
2.2 is the diameter so find the radius, divide by 2 = 1.1
Next, take pi (3.14) and multiply with the radius (1.1), and use a power of 2.
3.14(1.1)^2 = 3.7994. Then round to the nearest tenth: 4.
Radius of the Inner circle: 23
Radius of Outer circle: 4
Please let me know if it was correct!
does anyone know how to solove for 2^-2b=8 im super confused and could you please show work(will mark brainlist if you show work) thank you
Answer:
32
since 2^-2 is equal to 0.25, you divide 8 by 0.25 which is 32
Answer b=-2
Step-by-step explanation: Simplify 2^2 to 4 so 4−2b=8 then -2b=4 b=-4/2= b-2
Hope this helped :)
if the total elapsed time in clock hours for corrective maintenance is 1200 hours and there are 60 maintenance actions completed in mean time to repair (MTTR)
The mean time to repair (MTTR) is 20 hours.
What is MTTR?
MTTR (mean time to respond) is the average time it takes to recover from a product or system failure from the time when you are first alerted to that failure.Mean time to repair (MTTR) is the average time taken to repair an item.Mean time to repair = Total hours spent on corrective maintenance / Number of maintenance actions completed
Mean time to repair = 1,200/60
Mean time to repair = 20 hours
Therefore, the mean time to repair is 20 hours.
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Victoria is four years older than her neighbor the sum of their ages is no more than 14 years enter an inequality that can be used to represent the situation in the box where X represents Victoria’s neighbors age
Answer:
Victoria is 4 years older than her neighbor
Step-by-step explanation:
V = x + 4
x = neighbors age
x + x + 4 < = 14...here is the inequality
2x + 4 < = 14.....this is just a simplified form of the inequality
not sure which one u want to write, because they are both basically the same...one is just simplified a little
2x + 4 < = 14
2x < = 14 - 4
2x < = 10
x < = 10/2
x < = 5.....the oldest age of the neighbor is 5
(Hope this helps can I pls have brainlist (crown☺️)
Answer: 5
Step-by-step explanation:
Let x be the age of Victoria's neighbor.
Victoria's age is 4 years older than her neighbor, so her age can be represented as x + 4.
The sum of their ages is no more than 14 years, which can be written as:
x + (x + 4) ≤ 14
Simplifying the inequality:
2x + 4 ≤ 14
2x ≤ 10
x ≤ 5
Therefore, the inequality that represents this situation is x + (x + 4) ≤ 14, where x is less than or equal to 5.
four billion four hundred ninety eight million two hundred fifty two thousand nine hundred kilometers in number from
Answer:
4,498,252,900 km
Step-by-step explanation:
Allison's middle school team has designed t-shirts containing their team name and color. Allison and her friend Nicole have volunteered to call local stores to get an estimate on the total cost of purchasing t-shirts. Print-o- Rama charges a set up fee as well as a fixed amount for each shirt ordered. The total cost is shown below for the given number of shirts. Value T's and More charge $8 per shirt. Which company should they use?
For this problem, we need to determine which company, between Print-o-Rama and Value T's and More, Allison should choose to get the t-shirts printed. We need to consider the total cost of each company to determine which one is the most cost-effective option.
The given information shows the cost of both companies for different numbers of shirts. Using the information provided, we can create a table to compare the total cost of each company for different numbers of shirts: Company Number of ShirtsCostPrint-o-Rama10$76Print-o-Rama20$136Print-o-Rama30$196Value T's and More10$80Value T's and More20$160Value T's and More30$240Based on this information.
We can see that the cost of Value T's and More is $4 more than Print-o-Rama for each set of 10 shirts. Therefore, we can conclude that Print-o-Rama is the more cost-effective option. Allison should choose Print-o-Rama to get the t-shirts printed as it is the most cost-effective option. For this problem, we need to determine which company, between Print-o-Rama and Value T's and More, Allison should choose to get the t-shirts printed. We need to consider the total cost of each company to determine which one is the most cost-effective option.
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IM8~6. 2. 6 HOMEWORK
6-108. SEQUENCES OF TRANSFORMATIONS
a. A figure is rotated and reflected. What can you say about the new figure in relation to the
original figure?
b. A figure is translated, reflected, and then dilated. What can you say about the new figure in relation to the original figure?
When a figure is rotated and reflected, the new figure will be congruent to the original one, but different coordinate axis. When a figure is translated, reflected and dilated the image will be similar, but the scales will be different.
The original figure we transform is the pre-image and after transformation it is called image. Rotation is the transformation of an image when it is rotated through the Centre of axis. Reflection creates a mirror image of the original figure/ pre-image. Translation means the image is moved to a certain distance in the coordinate axis. Dilation is making an image bigger or smaller, the sides will be in ratio and thee will be a scale factor.
So if a image is rotated, reflected and translated, there will be changes in the coordinate plane, but no change in the size of the image. During dilation the size is varied.
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The ratio of passenger cars to cargo cars in
the rail yard is 18:4. If there are 8 cargo
cars, how many cars are there altogether?
44 cars
hope it helps....!!!
What is pooled mean standard error?
The pooled mean standard error is a measure of the variability associated with the difference between two group means in a statistical hypothesis test with equal variances.
The pooled mean standard error is a measure of the variability or uncertainty associated with the difference between two group means in a statistical hypothesis test, where the two groups have equal variances. Specifically, it is the standard error of the difference between the means of two independent samples, calculated by combining the standard errors of the two sample means into a single estimate.
The formula for the pooled mean standard error is:
SEp = \(\sqrt{ [ (s1^2/n1) + (s2^2/n2) ]}\)
where SEp is the pooled mean standard error, s1 and s2 are the standard deviations of the two samples, n1 and n2 are the sample sizes, and sqrt represents the square root function.
The pooled mean standard error is used in the calculation of the t-statistic in a two-sample t-test, which is used to test the hypothesis that there is a significant difference between the means of the two groups. By accounting for the variability of both groups, the pooled mean standard error provides a more accurate estimate of the standard error of the difference between the means, which in turn allows for more precise hypothesis testing.
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Solve the equation to find x:7-3e^x=4
Explanation
\(\begin{gathered} 7-3e^x=4 \\ \end{gathered}\)to solve for x, isolate it
so
Step 1
\(\begin{gathered} 7-3e^x=4 \\ \text{subtract 7 in both sides} \\ 7-3e^x-7=4-7 \\ -3e^x=-3 \end{gathered}\)write the formula for translation at enivorgement
Answer:
In the coordinate plane we can draw the translation if we know the direction and how far the figure should be moved. To translate the point P(x,y) , a units right and b units up, use P'(x+a,y+b) .
Step-by-step explanation:
Find the indicated angles round your final answer to the nearest hundredths! Show all work!
Answer:
given and explained below.
Step-by-step explanation:
b)
opposite/ adjacent = tan(∅)
tan(∅) = 8 /5
∅ = \(tan^{-1}( 8/5)\)
∅ = 58.99°
c)
opposite/hypotenuse = sin(x)
sin(x) = 7 / 12
x = \(sin^{-1} (7/12)\)
x = 35.68°
adjacent/hypotenuse = cos(y)
cos(y) = 7/12
y=\(cos^{-1} (7/12)\)
y = 54.31°
d)
cos(T) = adjacent / hypotenuse
cos(T) = 7.5/9
T = \(cos^{-1}(7.5 / 9) \)
∠T=33.56°
Step-by-step explanation:
the 3 main tools we need here :
- the sum of all angles in a triangle is always 180°.
- Pythagoras : c² = a² + b²
- the law is sine : a/sin(A) = b/sin(B) = c/sin(C)
b)
in order to be able to use the law of sine, we need to get the length of the baseline.
Pythagoras
baseline² = 8² + 5² = 64 + 25 = 89
baseline = sqrt(89)
8/sin(angle) = sqrt(89)/sin(90) = sqrt(89)/1 = sqrt(89)
sin(angle) = 8/ sqrt(89) = 0.847998304...
angle = 57.99461679...° ≈ 58° (or 57.99° officially rounded to the nearest hundredths)
c)
7/sin(x) = 12/sin(90) = 12/1 = 12
sin(x) = 7/12 = 0.583333333...
x = 35.68533471...° ≈ 35.69°
y = 180 - 90 - 35.69 = 54.31°
d)
9² = RG² + 7.5²
81 = RG² + 56.25
RG² = 24.75
RG = sqrt(24.75) = 4.974937186...
sqrt(24.75)/sin(T) = 9/sin(90) = 9/1 = 9
sin(T) = sqrt(24.75)/9 = 0.552770798...
T = 33.55730976...° ≈ 33.56°
in terms of m1 , m2 , and g , find the acceleration of the first block in the figure (figure 1). there is no friction anywhere in the system.
The first block's acceleration is inversely proportional to its mass and directly proportional to the mass difference between the two blocks.
What is the speed increase?Without being aware of the precise values of m1, m2, and g, it is impossible to calculate the acceleration of the first block.
Newton's second rule of motion, which states that the net force on an object is equal to its mass times its acceleration, can be used to calculate the acceleration of the first block in the illustration.
Let's call the first block's acceleration "a." The difference between the tension force in the rope connecting the two blocks and the force of gravity can be used to calculate the net force exerted on the first block.
The rope's tension force is generated by:
T = m2 × g
The first block is subject to the following gravitational force:
Fg = m1 × g
The difference between these two forces is the net force exerted on the first block:
Fnet = T - Fg = (m2 - m1) × g = m2 × g - m1 × g
In light of Newton's second law, we can say:
Fnet = a × m1
(m2 - m1) × g = m1 × a
When calculating acceleration, we obtain:
a = (m2 - m1) × g / m1
As a result, the first block's acceleration is inversely proportional to its mass and directly proportional to the mass difference between the two blocks.
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Complete question -
Three out of five students in Mrs. Bishop's class play chess. What percentage of students in her class play
chess?
Answer:
60%
Step-by-step explanation:
Answer:
60%
Step-by-step explanation:
I have no idea how to do this. Please help.
Answer:
None
Step-by-step explanation:
In order to solve an inequality you must isolate x on one side, so begin bringing the numbers from one side to another to make x the subject.
(numbers change their sign when brought to the other side)
5 > - 6 - 2x
5 + 6 > - 2x
11 ÷ - 2 > x
-5.5 < x (the sign switches when you divide or multiply by a negative number)
The solution is -5.5, which means none of the values provided are the solution.