x=121
3×5=15
1815÷15=121
x=121
Answer:
The correct answer is 11.
Step-by-step explanation:
55 x 33 = 1815
3 -1 ___ 1/4 = < >
which symbol is right?
Answer:
Greater than.
Step-by-step explanation:
3 - 1 = 2, 2 is greater than 1/4 which is equal to 0.25.
Use a tree diagram to find the sample space and the total number of possible outcomes Birthday Party Miniature golf, Laser tag, Activity Roller skating Time 1:00 P.M.-3:00 P.M., 6:00 P.M.-8:00 P.M.
Therefore, the sample space has 8 possible outcomes.
In order to use a tree diagram to find the sample space and the total number of possible outcomes, you can follow the steps mentioned below:
Step 1: Identify the branches that represent each activity (birthday party, miniature golf, laser tag, and roller skating).
Step 2: Next, list the possible time slots for each activity.
Step 3: Draw a tree diagram and organize the activities by category.
Step 4: Then, label each branch with the time slot for that activity.
Step 5: Count the total number of branches in each activity category and multiply those numbers to determine the total number of possible outcomes.Sample space represents the collection of all possible outcomes. Here, the given activities are Birthday Party, Miniature golf, Laser tag, and Activity Roller skating and the given time slots are 1:00 P.M.-3:00 P.M. and 6:00 P.M.-8:00 P.M.
Now, we will use a tree diagram to find the sample space and the total number of possible outcomes.
The tree diagram can be represented as follows: \(\begin{array}{|c|c|c|}\hline & 1:00-3:00 & 6:00-8:00 \\\hline \text{Birthday Party} & & \\ \hline \text{Miniature Golf} & & \\ \hline \text{Laser Tag} & & \\ \hline \text{Roller Skating} & & \\ \hline \end{array}\)The total number of possible outcomes is the product of the number of time slots and the number of activities. Thus, the number of possible outcomes can be calculated as follows:Total number of possible outcomes = Number of activities × Number of time slots= 4 × 2 = 8
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Find the Taylor series for F(x) centered at the given value of a. [Assume that f has a power series expansion. Do not show that Rn(x)→0. f(x)=x^4 - 4x^2 + 3, a = 2
[infinity]
a. Σ f^n(2)/n! (x-2)^n = -3 -16(x-2) + 20(x-2)^2 + n=0 8(x-2)^3 + (x-2)^4
[infinity]
b. Σ f^n(2)/n! (x-2)^n = -3 +16(x-2) + 20(x-2)^2 + n=0 8(x-2)^3 + (x-2)^4
[infinity]
c. Σ f^n(2)/n! (x-2)^n = 3 +16(x-2) + 8(x-2)^2 + n=0 20(x-2)^3 + (x-2)^4
[infinity]
d. Σ f^n(2)/n! (x-2)^n = 3 +16(x-2) - 8(x-2)^2 + n=0 20(x-2)^3 - (x-2)^4
[infinity]
e. Σ f^n(2)/n! (x-2)^n = 3 +16(x-2) + 20(x-2)^2 + n=0 8(x-2)^3 + (x-2)^4
Find the associated radius of convergence R.
R = ____
Use a Maclaurin series in this table to obtain the Maclaurin series for the given function. f(x) = 2x cos(1/3x^2) Evaluate the indefinite integral as an infinite series.
∫ cos x -1/x . dx
[infinity]
Σ + C
n=1
The correct answer is:
\(b. \sum f^n(2)/n! (x-2)^n = -3 +16(x-2) + 20(x-2)^2 + \sum 8(x-2)^3^/^n! + \sum (x-2)^4^/^n!\)
The Maclaurin series is:
\(f(x) = \sum (-1)^n (2x)^(^4^n^+^1^)/(3^(^2^n^)^(^2^n^)!) = \sum (-1)^n (2^(^4^n^+^1^)/3^(^2^n^)^(^2^n^)!) x^(^4^n^+^1^)\)
The indefinite integral of (cos(x) - 1/x) can be expressed as an infinite series.
Which statement about Taylor series for F(x) is true?The correct answer for the Taylor series of f(x) = x^4 - 4x^2 + 3 centered at a = 2 is:
\(b. \sum f^n(2)/n! (x-2)^n = -3 +16(x-2) + 20(x-2)^2 + \sum 8(x-2)^3^/^n! + \sum (x-2)^4^/^n!\)
The associated radius of convergence for this series is infinity, since the power series expansion of f(x) exists for all real numbers x.
How to find Maclaurin series for f(x)?To obtain the Maclaurin series for \(f(x) = 2x cos(1/3x^2)\), we can first find the Maclaurin series for \(cos(x^2^/^3^)\) and then multiply by 2x:
\(cos(x^2/3) = \sum (-1)^n (x^2/3)^(2n)/(2n)! = \sum (-1)^n x^(^4^n^)/(3^(^2^n^)^(^2^n^)!)\)
Therefore, the Maclaurin series for \(f(x) = 2x cos(1/3x^2)\) is:
\(f(x) = \sum (-1)^n (2x)^(^4^n^+^1^)/(3^(^2^n^)^(^2^n^)!) = \sum (-1)^n (2^(^4^n^+^1^)/3^(^2^n^)^(^2^n^)!) x^(^4^n^+^1^)\)
How to evaluate the indefinite integral?To evaluate the indefinite integral ∫(cos(x) - 1/x) dx as an infinite series, we can use the Maclaurin series for cos(x) and the power series expansion of \(ln(x) = \sum(-1)^(^n^+^1^) (x-1)^n/n\), which converges for 0 < x ≤ 2. Thus, we have:
\(\int(cos(x) - 1/x) dx = \intcos(x) dx - \int(1/x) dx = \sum(-1)^n x^(^2^n^+^1^)/(2n+1)! - ln|x| + C\)
where C is the constant of integration. We can simplify this expression as follows:
\(\int (cos(x) - 1/x) dx = \sum (-1)^n x^(^2^n^+^1^)/(2n+1)! - ln|x| + C\)
\(= -ln|x| + \sum(-1)^n x^(^2^n^+^1^)/(2n+1)!\)
\(= -ln|x| + \sum(-1)^n (x-1)^(^2^n^+^1^)/(2n+1)x^(^2^n^+^1^)\)
Thus, the indefinite integral of (cos(x) - 1/x) can be expressed as an infinite series.
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5
Drag the tiles to the correct boxes.
Put the equations in order from least to greatest number of solutions.
In order from least to greatest number of solutions, the equations are 1/2|x|+3=3, 3-|x+4|=10, and |x-8|-4=-1.
What is an equation?The expressions are usually separated by an equal sign (=). Equations are used to solve problems and to describe relationships between different variables.
The first equation, 3-|x+4|=10, has two solutions.
We can do this by subtracting 3 from both sides: |x+4|=7.
Now, the absolute value expression can be split into two equations: x+4=7 and x+4=-7.
Solving each equation results in x=3 and x=-11.
The second equation, |x-8|-4=-1, also has two solutions.
We can do this by adding 4 to both sides: |x-8|=3.
Now, the absolute value expression can be split into two equations: x-8=3 and x-8=-3.
Solving each equation, we get x=11 and x=5.
The third equation, 1/2|x|+3=3, has one solution.
We can do this by subtracting 3 from both sides: 1/2|x|=0.
Now, the absolute value expression can be split into two equations: x=0 and x=-0.
Since -0 is the same as 0, this equation has only one solution: x=0.
1/2|x|+3=3, 3-|x+4|=10 or |x-8|-4=-1 is the correct order.
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what is 3,207 rounded to the nearest thousand??
what is 3,207 rounded to the the nearest hundred??
what is 3,207 rounded to the nearest ten??
(the number is on thepicture f.y.i)
I NEED HELP ASAP.!! THANKS
Answer:
3,000 / 200 / 10
Step-by-step explanation:
Answer:
Nearest thousand: 3,000
Nearest hundred: 3,200
Nearest ten: 3,210
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The number less than zero are called
Answer:
Step-by-step explanation: Negatives because a number lower than 0 go like this -1 -2 -3 -4 -5 -6 -7 -8 -9 -10 see? so the answer is Negatives.
Find The First Partial Derivatives Of The Function. F(X, Y) = X^2y-3y^2 F(X, Y) = X/(X + Y)^2 W = Xy^2 E^-Xz
Partial derivative with respect to\(X = dF/dX = 2XY - (X + Y)2-2 + Y2e-XZ\)
Partial derivative with respect to \(Y = dF/dY = X2 - 6Y + (X + Y)2-2XYe-XZ\)
The first partial derivatives of the function F(X,Y) = X2Y - 3Y2 + X/(X + Y)2 + XY2e-XZ can be found by taking the partial derivative with respect to each of the variables X and Y separately.
For the partial derivative with respect to X, we have:
Partial derivative with respect to X = dF/dX = 2XY - (X + Y)2-2 + Y2e-XZ
For the partial derivative with respect to Y, we have:
Partial derivative with respect to \(Y = dF/dY = X2 - 6Y + (X + Y)2-2XYe-XZ\)
This completes the calculation of the first partial derivatives of the function F(X,Y).
The first partial derivatives of the functions are given below:
\(F(x, y) = x^2y - 3y^2\)
The first partial derivative with respect to x,
Fx (x, y) = 2xy
The first partial derivative with respect to y,\(Fy (x, y) = x^2 - 6yW = xy^2 e^-xz\)
The first partial derivative with respect to x,
\(Wx (x, y, z) = y^2e^-xz - x^2y^2e^-xz\)
The first partial derivative with respect to y, Wy (x, y, z) = 2xye^-xz
The first partial derivative with respect to z, \(Wz (x, y, z) = -xy^2e^-xz\)
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Due today Help ASAP thanks if you help
The area of the circle is 30.2 square feet. Then the correct option is B.
Given that:
Diameter, d = 6.2 feet
Let r be the radius of the circle. Then the area of the circle will be given as,
A = πr² square units
The radius of the circle is given as,
r = d / 2
r = 6.2 / 2
r = 3.1 feet
The area of the circle is calculated as,
A = 3.14 x (3.1)²
A = 3.14 x 9.61
A = 30.1754
A ≈ 30.2 square feet
Thus, the correct option is B.
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find the value of w.
Answer: The value of w is 60 degrees...
It's simple!
It is a triangle as it has 3 angles. Now if we add all the three angles, it is always 180 degrees... And the square angle on the corner always represents 90 degrees. So we know two angle value, just find the other one," w " Let's place it in a formula:
1st angle + 2nd angle + 3rd angle = 180 degree angle
30 degree + 90 degree + w angle = 180 degree angle
120 degree + w angle = 180 degree angle
w angle = 180 degree - 120 degree
w = 60 degrees!
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Find the area of the figure area composite figures
Answer:
21.9 ft²
Step-by-step explanation:
Hello!
To find the area of this figure, we must find the area of the 6 x 6 square and subtract the area of a semi-circle with a diameter of 6.
Area square:
6 x 636Area semi-circe:
A = 1/2(πr²)A = 1/2(6/2)²πA = 1/2(9π)A = 14.1Area shape:
36 - 14.121.9The units are ft², so the answer is 21.9 ft²
I NEED SERIOUS ANSWERS WITHIN 15 MINUTES PLEASE, WILL MAKE BRAINLIEST
Find the radius of a circle whose sector area is 59 square inches and whose arc measures 40o.
A 1,4 inches
B 13 inches
C 2.6 inches
D 23 inches
Answer: 1,4 is the answer
The rectangles in the figure below are similar. Find the value of x.
A smaller rectangle is inside of a larger rectangle. The rectangles share the top left corner. The right side of the larger rectangle is 5. The right side of the smaller rectangle is 3. The top of the smaller rectangle is x. The distance from the right side of the smaller rectangle to the right side of the larger rectangle is 4.
A. 2.4
B. 2.7
C. 6
D. 6.7
each of the following three data sets represents the iq scores of a random sample of adults. iq scores are known to have a mean and median of 100. full data set sample of size 5 sample of size 12 sample of size 30 . . . question content area right part 1 for each data set, compute the mean and median. what is the mean of the sample of size 5? enter your response here (type an integer or decimal rounded to one decimal place as needed.)
All the above data were obtained by entering them in excel format and obtaining it using standard methods.
What is the standard deviation?A low standard deviation shows that the values tend to be close to the mean (also known as the expected value) of the set, whereas a high standard deviation suggests that the values are spread out over a wider range. The standard deviation is a measure of variance or dispersion in statistics. Standard deviation, often known as SD, is most frequently represented in mathematical texts and equations by the lowercase Greek letter (sigma), for the population standard deviation, or the Latin letter s, for the sample standard deviation.
For sample size 5, Mean = 117.6 and Standard Deviation = 9.2
For sample size 12, Mean = 103.5 and Standard Deviation = 8.6
For sample size 30, Mean =104.6 and Standard Deviation = 8.7
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Show that Circle R with center (2, -9) and radius 5 is similar to Circle Q with center (-4, 3) and radius 3 by using a series of transformations that maps Circle R to Circle Q.
Answer:
It can be proved that the circle R is similar to the circle Q by translating the circle R a displacement of (-6, 12).
Step-by-step explanation:
We can demonstrate that Circle R is similar to Circle Q by translating the center of the former one to the center of latter one. Meaning that every point of circle R experiments the same translation. Vectorially speaking, a translation is defined by:
\(O'(x,y) = O(x,y) + T(x,y)\) (1)
Where:
\(O(x,y)\) - Original point.
\(O'(x,y)\) - Translated point.
\(T(x,y)\) - Translation vector.
If we know that \(O(x,y) = (2,-9)\) and \(O'(x,y) = (-4,3)\), then the translation vector is:
\(T(x,y) = O'(x,y)-O(x,y)\)
\(T(x,y) = (-4,3) - (2,-9)\)
\(T(x,y) = (-6,12)\)
It can be proved that the circle R is similar to the circle Q by translating the circle R a displacement of (-6, 12).
. What is the smallest number that can be divided by 90, 80 and 72 without a remainder
Answer: The smallest number that can be divided by 90, 80 and 72 without a remainder is 720.
Step-by-step explanation:
To find the smallest number that can be divided by 90, 80, and 72 without a remainder, you can find the least common multiple (LCM) of 90, 80, and 72. The LCM is the smallest positive number that is a multiple of all the given numbers.
One way to find the LCM is to list out the multiples of each number and then find the smallest one that is common to all.
Multiples of 90: 90, 180, 270, 360, 450, 540, 630, 720, 810, 900, 990, 1080, 1170...
Multiples of 80: 80, 160, 240, 320, 400, 480, 560, 640, 720, 800, 880, 960, 1040, 1120...
Multiples of 72: 72, 144, 216, 288, 360, 432, 504, 576, 648, 720, 792, 864, 936, 1008...
As you can see 720 is the smallest common multiple for all the numbers 90,80 and 72. Therefore, the smallest number that can be divided by 90, 80, and 72 without a remainder is 720.
Ralph wants to move a 60.0 kg sofa He applies a force of 480 N. Under these conditions, the sofa initially moves with an acceleration of 3.20 m/s^2
Calculate the friction force on the sofa.
Round your answer to the nearest integer.
The value of the friction force on the sofa will be 288 N.
What is friction force?
The force which opposes the motion of the body is known as friction force.
Ralph wants to move a 60.0 kg sofa.
He applies a force of 480 N.
Under these conditions, the sofa initially moves with an acceleration of 3.20 m/s².
Then the value of the friction force on the sofa will be
We know
ΣF = ma
We have
m = 60 kg
a = 3.2 m/s²
Then the value of friction force will be
480 – f = 60 × 3.2
480 – f = 192
f = 480 – 192
f = 288 N
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Answer:
288
Step-by-step explanation:
Find the variable in the figure. The diagram is not to scale.
Volume=16π
r = 2
The volume of a cone can be found using the following equation
\(V = r^2\frac{h}{3} \pi\)
After putting in the information that we already know we get
\(16\pi = r^2\frac{12}{3} \pi \\16\pi = r^2(4) \pi \\4 = r^2\\ r = 2\\\)
For proof's sake, we can try the equation again with the information we know
\(V = r^2\frac{h}{3} \pi \\V = 2^2\frac{12}{3} \pi \\V =4(4) \pi \\V = 16\pi\)
I need an answer asap!!
Answer:
y = -3/2x + b
Step-by-step explanation:
To find slope intercept you take the amount it goes up or down over the amount left of right, the 2 closest points i found were 0,3 and 2,0
so it goes down 3 (-3) and right 2 (2)
so y = -3/2x + b
b = wherever it intercepts the y axis (0,3)
y = -3/2x + b
-- Gage Millar, Algebra 1/2 tutor
The answer is : \(y = - \frac{3}{2}x +3\)
ok done. Thank to me :>
x+3 is greater than or equal to 2x-6 solve
The solution for x + 3 is greater than or equal to 2x - 6 is x ≤ 9.
Given,
x + 3 is greater than or equal to 2x - 6
That is,
x + 3 ≥ 2x - 6
Solve for x in this solution.
So,
x + 3 ≥ 2x - 6
Here,
6 + 3 ≥ 2x - x
Then,
9 ≥ x
That is,
The solution for x + 3 is greater than or equal to 2x - 6 is x ≤ 9.
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Attached screen shot !
what is the equation of the horizontal asymptote associated with this function . describe waht this means in termsof the mouths ph overtimer
The horizontal asymptote of function f(x) is y=6.5, which is a straight line, which means that even if time is infinite, the pH of the mouth will not rise above 6.5, which is the normal pH of the mouth.
A function's horizontal asymptote is a horizontal line with which the function's graph appears to coincide but does not actually coincide. The horizontal asymptote is used to determine the behavior of the function.
When either lim x f(x) = k or lim x - f(x) = k, the horizontal asymptote of a function y = f(x) is a line y = k. . It is commonly abbreviated as HA. In this case, k is a real number that the function approaches when x is extremely large or extremely small.However, the maximum number of asymptotes that a function can have is 2.
Given,
\(f(x)=\frac{6.5x^2-89.4x+3734}{x^2+576}\)
The horizontal asymptote of the function f(x) can be determined by
\(y=\lim_{x \to \infty} f(x)\\\\=\lim_{x \to \infty}\frac{6.5x^2-89.4x+3734}{x^2+576}\\\\=\lim_{x \to \infty}\frac{x^2(6.5-\frac{89.4}{x}+\frac{3734}{x^2})}{x^2(1+\frac{576}{x^2})}\\\\=\lim_{x \to \infty}\frac{(6.5-\frac{89.4}{x}+\frac{3734}{x^2})}{(1+\frac{576}{x^2})}\\\\=\frac{(6.5-\frac{89.4}{ \infty}+\frac{3734}{ \infty})}{(1+\frac{576}{ \infty})}\\\\=\frac{6.5-0+0}{1+0}\\\\=\frac{6.5}{1}=6.5\)
Thus, the horizontal asymptote of function f(x) is y=6.5 which is straight line which means even the time reaches infinity the pH of mouth will not increase more than 6.5, which is the normal pH of mouth.
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Your question is incomplete, here is the complete question.
The function \(f(x)=\frac{6.5x^2-89.4x+3734}{x^2+576}\) models the pH level f(x) of a mouth x minutes after eating food containing sugar. The graph of this function is shown.
What is the equation is the horizontal asymptote associated with is function? Describe what this means in terms of mouth's pH level over time.
Which expression is equivalent to 25x â€" 45y?
A. 25(5x â€" 20y)
B. 5(5x - 9y)
C. 70(x â€" y)
D. 10(15x â€" 35y)
Answer:
D
Step-by-step explanation:
Somehting bknbye3uehnfhnjun Español uno, como sulfhídrica
Draw a line of best fit on the graph below. Explain how you knew where to draw the line of best fit.
Where does your line of best fit cross the y-axis?
Answer:
The line should be a negative sloping line that looks something like this:
Is the ordered pair (1, -1) a solution to the following system of equations?
y = 2x – 3
y = -3x + 2
yes or no
Answer:
Yes
Step-by-step explanation:
simple random sampling is a method associated with a high degree of generalizability.a. trueb. false
The statement is true. Simple random sampling is a method of selecting a sample from a larger population in which every member of the population has an equal chance of being selected for the sample.
This method is associated with a high degree of generalizability because it ensures that the sample is representative of the population. When a sample is representative of the population, the findings from the sample can be generalized to the entire population with a high level of confidence.
Simple random sampling is considered to be one of the most reliable and unbiased methods of sampling, making it a popular choice in many research studies.
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Y=5x
A proportional relationship
Yes, the equation y = 5x represents a proportional relationship
What is Equation?Two or more expressions with an Equal sign is called as Equation.
The given equation is y=5x.
In a proportional relationship, the ratio of y to x is constant.
In the given equation the variable x and y has a proportional relationship.
The equation is in the form of y=mx+b
the ratio of y to x is 5, meaning that for every unit increase in x, y increases by 5 units.
Hence, Yes, the equation y = 5x represents a proportional relationship
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express 121,200 in exponential (powers of 10) notation. express the earth sun distance in kilometers in powers of 10 notation.
1.5·10⁸ kilometers
As a result, the Earth Sun distance is 150 million kilometers. To use scientific notation, pick a value between 1 and 10, then multiply it by 10ˣ.
So the number between 1 and 10 in 150,000,000 is 1.5, with 8 decimal points.
As a result, the solution is 1.5·10⁸
State the distance between The Earth and The Sun?
The benefits of Earth's prime placement in the solar system are numerous. We are just far enough away from the Sun for life to thrive.
Venus is excessively hot. Mars is quite chilly. Scientists refer to our region of space as the "Goldilocks Zone" because it looks to be ideal for life.
As previously stated, Earth's average distance from the Sun is around 93 million miles (150 million kilometers). That's one AU.
On this hypothetical scale, these so-called "linebackers" resemble minuscule specks rather than the massive linebackers of the NFL.
If all of the known asteroids in our solar system were combined, their total mass would be less than 10% that of Earth's moon.
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HELP PLEASE!! WILL GIVE BRAINLIEST!!!
Answer:1/2
Step-by-step explanation:
2y 1x
Answer- -1/2
Detailed Explanation-
The slope is going down 1 and going over 2, so the slope is -1/2
Choose all the fractions that are equivalent to 4/8 A.26 B.1/2 C.3/6 D.8/16 E.7/11 F.5/10
Answer:
B, C, D, F
Step-by-step explanation:
4/8 is equivilant to 1/2 because 4 is half of 8. Therefore, 3 is half of 6 and 8 is half of 16. 7 is half of 14 so 7/11 is not equivilant to 4/8.
Hope I helped.
A clothing store charges a 10% tax on each purchase. If a shopper’s total before tax is $63, how much is the tax? Explain how you got your answer
Answer:
To calculate the sales tax that is included in a company's receipts, divide the total amount received (for the items that are subject to sales tax) by "1 + the sales tax rate". In other words, if the sales tax rate is 6%, divide the sales taxable receipts by 1.06.