The second solution of the given equation is y(x) = x⁴(c1 - 4c2/3)
Using the reduction of order method, we assume that the second solution is of the form y2(x) = v(x)y1(x) where v(x) is a function to be determined.
Taking the first and second derivatives of y2(x), we get:
y2(x) = v(x)y1(x) = x⁴v(x)
y2'(x) = 4x³v(x) + x⁴v'(x)
y2''(x) = 12x²v(x) + 8x³v'(x) + x⁴v''(x)
Substituting y2(x), y2'(x), and y2''(x) into the differential equation, we get:
x²(12x²v(x) + 8x³v'(x) + x⁴v''(x)) - 7x(4x³v(x) + x⁴v'(x)) + 16x⁴v(x) = 0
Simplifying, we get:
x⁴v''(x) + 4x³v'(x) - 3x²v(x) = 0
This is a second-order linear homogeneous differential equation with variable coefficients. We can use the method of undetermined coefficients to find a particular solution of the form v(x) = a + bx.
Substituting v(x) = a + bx into the differential equation, we get:
x⁴(b) = 0
4x³(b) - 3x²(a + bx) = 0
Solving for a and b, we get:
a = -4/3
b = 0
Therefore, the second solution is:
y2(x) = (a + bx)y1(x) = (-4/3)x⁴
Thus, the general solution of the differential equation is:
y(x) = c1x⁴ + c2(-4/3)x⁴
or
y(x) = x⁴(c1 - 4c2/3)
where c1 and c2 are constants.
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Solve the system.
4x - 2y + 3z = -3
2x - 3y + 2z = 1
6x + 10Z = -2
Enter your answer as an ordered triple.
In the parallelogram below, find the value of y
Answer:
\(108 + 3y = 180 \\ 3y = 180 - 108 \\ 3y = 72 \\ y = \frac{72}{3 } \\ y = 24\)
What is the correct order of steps for copying angle ABC?
To duplicate angle ABC, draw a line segment, position the compass on point A, and then draw an arc that intersects the line segment. Next, position the compass on point B, and then draw a second arc that intersects the first arc at a point on the line segment. Finally, position the compass on the point where the two arcs intersect, but without changing the width, and draw a third arc that intersects the line segment.
What is an angles?When two straight lines or rays intersect at a single endpoint, an angle is created. The vertex of an angle is the location where two points come together. The Latin word "angulus," which means "corner," is where the term "angle" originates.
What are common instruments used to measure angles?Common instruments used to measure angles are:
1. Protractor
2.Compass
3.Digital Angle finder
4.Angle finder
5.Clinometer
6. Inclinometer
You can take the following actions to copy angle ABC:
Create a line segment that will serve as the foundation for the new angle you're going to create.
Draw an arc that crosses the line segment you produced in step 1 by positioning the compass on point A.
Draw a second arc that crosses the previous arc at a point on the line segment by setting the compass on point B.
Place the compass on the intersection of the two arcs without adjusting the compass's width, then create another arc that crosses the line segment.
Point D is where the second arc crosses the line segment. To finish the new angle, join points D and C.
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In an inequality, -2.5 is the lesser number. What is the position of the other number on the horizontal number line in relation to -2.5?
Answer:
to the right
.............
Answer:The other number is located on the right of -2.5 on the horizontal number line.
Step-by-step explanation: EDMENTUM PLATO
If a dye is tossed dined the probability that the number tossed
is not greater than four.
In the given condition, Probability that the number tossed is not greater than four will be 2/3 When we toss a fair dye and probability of obtaining each number is equal
When we toss a fair dye, the probability of obtaining each number is equal, which is 1/6 in this case. Let A be the event that a number greater than four is obtained when a dye is thrown, and B be the event that a number less than or equal to four is obtained. Probability will be 2/3 if we toss a fair dye and that the number tossed is not greater than four
We want to figure out P(B), or the probability of getting a number that is less than or equal to four.Let's use the complementary approach to calculate this. To be more precise, we'll compute the probability of event A occurring and then subtract that from 1 to obtain the probability of event B happening.
Suppose we're trying to figure out the probability of obtaining a number that is greater than four. Since there are six possible outcomes (each of the numbers 1 through 6), the sample space has size S = 6. Since we're interested in one outcome, namely getting a number greater than four, the number of outcomes for event A is n(A) = 2, since there are only two outcomes greater than four, which are 5 and 6.
The probability of getting a number greater than four is the ratio of the number of outcomes for event A to the size of the sample space : Thus, P(A) = n(A)/S = 2/6 = 1/3. We may now subtract that probability from 1 to get the probability of obtaining a number less than or equal to four: Therefore, P(B) = 1 - P(A) = 1 - 1/3 = 2/3.
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Probability
question:
If P[A|B] = p; P[A and
B] = q
Then P[BC]
= ???
The required probability is 1.
Given, P[A|B] = p, P[A and B] = q.
To find, P[BC]
Step 1:We know that, P[BC] = P[(B intersection C)]
P[A|B] = P[A and B] / P[B]p = q / P[B]P[B] = q / p
Similarly,P[BC] = P[(B intersection C)] / P[C]P[C] = P[(B intersection C)] / P[BC]
Step 2:Now, substituting the value of P[C] in the above equation,P[BC] = P[(B intersection C)] / (P[(B intersection C)] / P[BC])
P[BC] = P[(B intersection C)] * P[BC] / P[(B intersection C)]
P[BC] = 1P[BC] = 1
Therefore, the required probability is 1.
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1/7 x 6 lol help pls
Answer:
Hi there! the answer is: 0.857
Step-by-step explanation:
1/7 x 6 = 0.85714285714 but you can ALWAYS shorten that for your answer by doing 0.857!
Hope this helped! please mark me brainliest if possible
Answer:
Shorten form=0.857
Normal form=0.85714285714
Step-by-step explanation:
Find 2 answers
-3|1-2/5v|=-9
Answer: \(v=-\frac{1}{15},\:v=\frac{1}{15}\)
Step-by-step explanation: \(-3\left|\frac{1-2}{5v}\right|=-9\)
\(-\frac{3}{5\left|v\right|}=-9\)
\(-\frac{3}{5\left|v\right|}\cdot \:5\left|v\right|=-9\cdot \:5\left|v\right|\)
\(-3=-45\left|v\right|\)
\(v=-\frac{1}{15},\:v=\frac{1}{15}\)
The charity drive was held over two days. On the first day, the 20 artists worked for 6 hours. On the second day, 25 artists turned up and worked for 12 hours. Find the total number of art installations completed over the two days.
Answer:
The charity drive was held over two days. On the first day, the 20 artists worked for 6 hours. On the second day, 25 artists turned up and worked for 12 hours. Find the total number of art installations completed over the two days.
Step-by-step explanation:
Let's start by finding the total number of art installations completed on the first day by the 20 artists who worked for 6 hours. If each artist creates one art installation, then the total number of installations created by the 20 artists is:
20 artists x 6 hours/artist = 120 art installations
On the second day, 25 artists worked for 12 hours. Using the same assumption that each artist creates one art installation, the total number of installations created by the 25 artists is:
25 artists x 12 hours/artist = 300 art installations
Therefore, the total number of art installations completed over the two days is:
120 + 300 = 420
So, the charity drive produced 420 art installations over the two days.
In a running club there are 60 females and 70 males.
If a female is chosen at random, the probability she has blue eyes is 0.41
If a male is chosen at random, the probability he has blue eyes is 0.7
One person is chosen at random.
What is the probability that the person has blue eyes?
Give your answer as a decimal correct to 2 decimal places.
The probability that one person chosen has blue eyes is 0.57.
The given parameters:
Number of females, = 60 Number of males, = 70Probability of choosing a female with blue eyes, = 0.41Probability of choosing a male with blue eyes, = 0.7The total number of female and male with blue eyes is calculated as;
Total female with blue eyes = 0.41 x 60 = 24.6
Total male with blue eyes = 0.7 x 70 = 49
Total blue eyes = 24.6 + 49 = 73.6
The probability that one person chosen has blue eyes is calculated as follows;
\(P = \frac{73.6}{60 + 70}\\\\P = \frac{73.6}{130} \\\\P = 0.566\\\\P \approx 0.57\)
Thus, the probability that one person chosen has blue eyes is 0.57.
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The frequency of occurrence of something within a specifically defined area is the.
Density –The frequency with which something exists with a given unit of area.
Definition of density: A material's density is determined by how closely it is packed. As the mass per unit volume, it has that definition. Symbol for density: D or Formula for Density: Where is the density, m is the object's mass, and V is its volume, the equation is: = m/V.
How much "stuff" is contained in a specific quantity of space is determined by its density. For instance, a block of the harder, lighter element gold (Au) will be denser than a block of the heavier element lead (Pb) (Au). Styrofoam blocks are less dense than bricks. Mass per unit volume serves as its definition.
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evaluate the triple integral. 16y dv, where e is bounded by the planes x = 0, y = 0, z = 0, and 2x 2y z = 4 e
The value of the triple integral is -16.
Triple integral is a mathematical concept used in calculus to calculate the volume of three-dimensional objects. It extends the concept of a single integral to functions of three variables and integrates over a region in three-dimensional space.
The triple integral of a function f(x, y, z) over a region E in three-dimensional space is denoted by:
∭E f(x, y, z) dV
We can set up the triple integral as follows:
∫∫∫ 16y dV
Where the limits of integration are:
0 ≤ x ≤ 2
0 ≤ y ≤ (2- \(x^2\)z)/(2y)
0 ≤ z ≤ 2/\(x^{2y\)
Note that the upper bound of integration for y is not a constant, but depends on both x and z.
Integrating with respect to y first, we get:
∫∫∫ 16y dV = ∫0^2 ∫\(0^(2-x^2z)/(2x)\)∫\(0^(2/x^2y) 16y dz dy dx\)
= ∫\(0^2\) ∫\(0^(2-x^2z)/(2x) 32/x dx dz\)
= ∫\(0^2\) [16(\(2-x^2z)/x^2\)] dz
= ∫\(0^2 (32/x^2 - 16z)\) dz
= 32∫\(0^2 x^-2 dx - 16\)∫\(0^2\)z dz
= 16 - 16(2)
= -16
Therefore, the value of the triple integral is -16.
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Rewrite the expression in the form z^n
Answer:
\(z^{ \frac{1}{3}\)
Step-by-step explanation:
\(\sqrt{\frac{z}{z^{\frac{1}{3}} } } = \sqrt{z \times z^{-\frac{1}{3}}\) \([ \ \frac{a}{a^x} = a \cdot a^{-x} \ ]\)
\(= \sqrt {z^{\frac{2}{3}}}\\\\\) \([ \ a^x \cdot a^y = a^{ x+ y} \ ]\)
\(= (z^{\frac{2}{3}})^{ \frac{1}{2}}\) \([ \ \sqrt{x^y} = (x^{y}) ^{\frac{1}{2}} \ ]\)
\(= z^ {\frac{1}{3}}\) \([ \ (a^x)^y = a^{xy} \ ]\)
Find
at least 2 or 3 current job
openings(internships,
part-time, or full-time) in the sport industry. You should provide
some details about the position and your opinion about the
opportunity. Make
Here are three current job openings in the sports industry along with details about the positions and my opinion about each opportunity:1. Social Media Coordinator at the National Football League (NFL):The Social Media Coordinator at the NFL will be responsible for executing the NFL's social media content strategy across various social media platforms.
This includes creating and publishing content, analyzing data and performance, and staying up to date on social media trends. The position requires a Bachelor's degree and 2-3 years of experience in social media management or related field. My opinion about this opportunity: The NFL is a well-known and highly respected organization in the sports industry, and working as a Social Media Coordinator for them would be an excellent opportunity for someone with experience in social media management.2. Sales Associate at Nike: Nike is currently hiring a Sales Associate at one of their retail stores.
The Sales Associate will be responsible for delivering excellent customer service, maintaining product knowledge, and achieving sales goals. The position requires a high school diploma or equivalent and some retail or customer service experience. My opinion about this opportunity: Nike is a global leader in the sports industry, and working as a Sales Associate at one of their retail stores would provide valuable experience in sales and customer service.3. Communications Intern at USA Volleyball: USA Volleyball is offering a Communications Internship that will give students hands-on experience in sports communication. The intern will assist with creating content for various USA Volleyball platforms, including social media and email marketing. The position is unpaid, but college credit is available. My opinion about this opportunity: This internship would be an excellent opportunity for a student interested in pursuing a career in sports communication. Although the position is unpaid, the experience and skills gained would be invaluable.
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an angle measures 210 degrees and a circle is centered at the angle's vertex. the subtended arc formed by the angle's rays is how many times as long as 1/360th of the circle's circumference?
The circumference of the circle subtended by 210° will be 210 times (1/360)th times circumference.
What is a circle?A circle is a geometrical figure which becomes by plotting a point around a fixed point by keeping a constant distance.
In our daily life, we always see circular objects for example our bike wheel.
The perimeter of the circle = 2πr where r is the radius of the circle.
The circumference bound by 210° angle will be as,
(210/360)2πr = 210 (1/360)2πr
⇒ 210 times (1/360)th of circumference.
Hence "The circumference of the circle subtended by 210° will be 210 times (1/360)th times circumference".
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What is the range of the function f(x) = x^2 - 2x -15?*
For this problem, we are given a certain function and we need to determine its range.
The function is:
\(f(x)=x^2-2x-15\)This quadratic function has a minimum value in its range, which is represented by its vertex. The best way to determine the range is to find the coordinates of the vertex of this function, therefore we have:
\(\begin{gathered} x_{vertex}=\frac{-b}{2a}=\frac{2}{2}=1\\ \\ y_{vertex}=f(1)=(1)^2-2(1)-15=1-2-15=-16 \end{gathered}\)The minimum value in the range is -16, which means that the range is:
\(\lbrace f(x)|f(x)\geqslant-16\rbrace\)The correct option is the second one.
Select all the expressions that are equivalent to -2/5(15-20d+5c).
1: -30+40d-10c
2: -6+8d-2c
3: -2c+8d-6
4: 6-8d+2c
5: -2(3-4d+c)
Please help
The equivalent expressions are;
-6+8d-2c-2c+8d-6-2(3-4d+c)The correct answer choice is option B, C and E
Which expressions are equivalent?-2/5(15 - 20d + 5c)
open parenthesis
= -30/5 + 40/5d - 10/5c
= - 6 + 8d - 2c
Check:
-6+8d-2c
True
-2c+8d-6
rearrange
= -6 + 8d - 2c
-2(3-4d+c)
open parenthesis
= -6 + 8d - 2c
Hence, the equivalent expression to -2/5(15 - 20d + 5c) are -6+8d-2c, -2c+8d-6 and -2(3-4d+c)
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Kamilah noticed that three different-sized boxes of the same cookies were on sale at a grocery store. The 0.425 kg box was on sale for $3.59, the 0.74 kg box was on sale for $4.88, and the 0.95 kg box was on sale for $7.29. Which box of cookies was the best buy? Explain your reasoning. To get you started: 3.59 : 0.425 1kg/ 0.425kg= 2.35 0.425 x 2.35= 1kg $3.59 x 2.35= $8.44 3.59 : 0.425 -> $8.44 : 1kg
Answer:
The best buy is the 0.74 kg box
Step-by-step explanation:
Kamilah noticed that three different-sized boxes of the same cookies were on sale at a grocery store.
We find the unit price for 1 box
a) The 0.425 kg box was on sale for $3.59
= 1 kg = $3.25/0.425
= $7.6470588235
b) the 0.74 kg box was on sale for $4.88,
1 kg = $4.88/0.7$
= $6.5945945946
c) the 0.95 kg box was on sale for $7.29.
1 kg = $7.29/0.95
= $7.6736842105
Which box of cookies was the best buy?
The best buy is the 0.74kg box because 1kg of this box has a lesser price compared to the others.
Can someone explain how to solve for x?
Answer:
x=11
Step-by-step explanation:
Notice that the first diagram is similar with the second diagram with ratio 1:2
Ex: Side length of JK is 6 and NP being 12, 6:12→1:2
You can conclude that x:22 needs to follow the ratio of 1:2
Thus, x=11
can someone help meee!!!!
x - y is a factor of x² - y² and x³ - y³
Option B is the correct answer.
We have,
To determine if the quantity x - y is a factor of a given expression, we can substitute x = y into the expression and check if the result is equal to zero.
Let's evaluate each expression with x - y and see if it results in zero:
x² - y²:
Substituting x = y, we get (y)² - y² = 0.
Therefore, x - y is a factor of x² - y².
x² + y²:
Substituting x = y, we get (y)² + y² = 2y². Since the result is not zero, x - y is not a factor of x² + y².
x³ - y³:
Substituting x = y, we get (y)³ - y³ = 0.
Therefore, x - y is a factor of x³ - y³.
x³ + y³:
Substituting x = y, we get (y)³ + y³ = 2y³.
Since the result is not zero, x - y is not a factor of x³ + y³.
Thus,
x - y is a factor of x² - y² and x³ - y³, but it is not a factor of x² + y² or x³ + y³.
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What is the definition of the sine ratio in a right triangle?.
The trigonometric ratio sine compares the lengths of the right triangle's two sides. Sin, though commonly abbreviated to sin, is actually pronounced sine.
If you know at least one side of the triangle and one of the acute angles, you can use this function to calculate the length of the side.The trigonometric ratio sine compares the lengths of the right triangle's two sides. Sin, though commonly abbreviated to sin, is actually pronounced sine. If you know at least one side of the triangle and one of the acute angles, you can use this function to calculate the length of the side. In a nutshell, the sine, cosine, and tangent ratios are the three basic trig ratios.To learn more about the sine triangle here
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phone models a particular cell phone company offers models of phones, each in different colors and each available with any one of calling plans. how many combinations are possible?
The number of combinations that are possible for 4 cell phone models of 6 colors with 5 calling plans is 120 .
We have to find the total number of combinations of cell phone models, colors, and calling plans,
So , we multiply the number of choices for each category.
By Using the multiplication principle of counting:
⇒ Total number of combinations = (number of phone models) × (number of colors) × (number of calling plans) ;
⇒ 4 × 6 × 5
⇒ 120
Therefore, there are 120 possible combinations of cell phone models, colors, and calling plans from this particular cell phone company.
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The given question is incomplete , the complete question is
A particular cell phone company offers 4 models of phones, each in 6 different colors and each available with an one of 5 calling plans. How many combinations are possible ?
a fair bet is a: wager entered into with honesty and concern for the welfare of the other party. gamble that provides net gains to all participants so there is no loser. wager entered into when the rules are clear to all participants. gamble that, on average, will leave a person with the same amount of money.
Answer:gamble that,on average,will leave a person with the same amount of money.
Step-by-step explanation:
Which is logically equivalent to the statement "If Jeff passes math, then he will be happy"?
A. O Jeff passes math and he is happy.
B. If Jeff does not pass math, then he will be happy.
C. If Jeff is not happy, then Jeff did not pass math.
D.If Jeff passes math, then he will not be happy.
Answer:
a
Step-by-step explanation:
if he passes he will be happy
Answer:C
Step-by-step explanation:
If Jeff did not pass math he would definitely be not happy because he did not pass. Therefore if Jeff passes math he will be happy so that implies if he doesn’t pass math he is not happy
I tried this but couldn't figure it out I hope ya'll can but it's this
1/3x1/6
1/18
Step-by-step explanation:
\( \frac{1}{3} \times \frac{1}{6} = \frac{1}{18} \)
A patient is to receive 2.4 fluid ounces of morphine over a 24 hour period. To what number of drops per hour should you set the syringe pump if each drop contains 200.0 microliters?
Let's calculate the number of drops per hour that the patient should receive.
1. Convert fluid ounces to microliters:
1 fluid ounce = 29,573.53 microliters
2.4 fluid ounces = 2.4 * 29,573.53 microliters = 70,976.47 microliters
2. Determine the total number of drops needed in 24 hours:
70,976.47 microliters / 200.0 microliters/drop = 354.88 drops (rounded to 355 drops)
3. Calculate the number of drops per hour:
355 drops / 24 hours = 14.79 drops per hour (rounded to 15 drops/hour)
You should set the syringe pump to deliver 15 drops per hour for the patient to receive 2.4 fluid ounces of morphine over a 24-hour period.
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3(x-10)+7=10 then x is?
Answer:
x = 11
Step-by-step explanation:
3(11 - 10) + 7 =
3 + 7 = 10
hope this helped
Triangle ABC is translated by the rule (x, y) → (x - 1, y + 6) then reflected across the y- axis. What are the coordinates of A”,B”, and C”?
The coordinates of A'', B'' and C'' are (-1, 4), (-4, 3) and (-1, 2) respectively.
What is Geometric Transformation?Transformation of geometrical figures or points is the manipulation of a given figure to some other way.
Different types of transformations are Rotation, Reflection, Glide reflection, Translation and Dilation.
Given triangle has coordinates,
A(2, -2), B(5, -3) and C(2, -4).
First the triangle is translated by the rule (x, y) → (x - 1, y + 6)
A(2, -2) becomes A'(2 - 1, -2 + 6) = A'(1, 4).
B(5, -3) becomes B'(5 - 1, -3 + 6) = B'(4, 3)
C(2, -4) becomes C'(2 - 1, -4 + 6) = C'(1, 2)
Then the translated triangle is reflected across the Y axis.
When reflected a point (x, y) across the Y axis, y coordinate remains same and x coordinate flips.
A'(1, 4) becomes A''(-1, 4)
B'(4, 3) becomes B''(-4, 3)
C'(1, 2) becomes C''(-1, 2)
Hence the vertices of the triangle after undergoes translation and reflection becomes A''(-1, 4), B''(-4, 3) and C''(-1, 2).
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how to express a polynomial sum in simplest form?
Answer:
Polynomials can be simplified by using the distributive property to distribute the term on the outside of the parentheses by multiplying it by everything inside the parentheses. You can simplify polynomials by using FOIL to multiply binomials times binomials.
Step-by-step explanation:
Find the average rate of change of f(x) = x2 – 3x + 7 – with respect to x from x = 2 to x = 2+ h. Assume h#0. Simplify completely.
The steps to solve this problem are as follows:
Step 1: Find f(x) at x = 2 and x = 2 + h. Substitute x = 2 into f(x) to find f(2). f(2) = 2² - 3(2) + 7 = 3. Substitute x = 2 + h into f(x) to find f(2 + h). f(2 + h) = (2 + h)² - 3(2 + h) + 7 = h² - h + 3.
Step 2: Find the average rate of change. Using the formula for the average rate of change, we get:
Average rate of change = (f(2 + h) - f(2))/h = [(h² - h + 3) - 3]/h = h - 1.
We simplify completely and get the answer as h - 1. Therefore, the average rate of change of f(x) = x² - 3x + 7 with respect to x from x = 2 to x = 2 + h is h - 1.
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