Let f(x, y, z) = x ln(yz) and C be the curve parametrized by r(t) = et2, ln t + 1 2 , t3 − 2 , 0 ≤ t ≤ e. Is f integrable along C? Explain why or why not. Yes. The range of r is a subset of the domain of f. No. The range of r contains points that are not in the domain of f. No. The domain of r contains points that are not in the range of f. Yes. The range of r is exactly the same as the domain of f.
No, The range of r contains points that are not in the domain of f.
What is the Calculus?Calculus is a branch of mathematics that deals with the study of rates of change, accumulation, and mathematical modeling of continuous quantities.
The correct answer is: No. The range of r contains points that are not in the domain of f.
In order for a function to be integrable along a curve, the curve must lie entirely within the domain of the function. The domain of a function is the set of all possible input values for which the function is defined.
In this case, the function f(x, y, z) = x ln(yz) has a domain that depends on the values of x, y, and z. However, the curve C, parametrized by r(t) = et², ln(t) + 1/2, t³ - 2, where 0 ≤ t ≤ e, may contain points that fall outside the domain of f.
Hence, f may not be integrable along C because the range of r (i.e., the set of all possible points traced by C) contains points that are not in the domain of f.
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Find the Value of X. Help me Please
Answer:
x = 144
Step-by-step explanation:
Sum of all angles of n-sided polygon = 180 * (n - 2)
Sum of all angles of 8-sided polygon = 180 * 6 = 1080
x + 129 + 132 + 136 + 124 + 141 + 158 + 116 = 1080
x + 936 = 1080
x = 1080 - 936
x = 144
suppose you have 6 pairs of sock in your sock drawer and every pair has a unique color. it is still dark out in the morning when you get dressed, so you just pull socks out of the drawer at random, one at a time, until you have removed two matching socks. what is the probability that you pull out exactly 5 socks from your sock drawer in the morning before you get a matching pair of socks?
The probability there is at least one pair is therefore 1−p.
What is probability?The area of mathematics known as probability deals with numerical representations of the likelihood that an event will occur or that a statement is true.An event's probability is a number between 0 and 1, where, roughly speaking, 0 denotes the event's impossibility and 1 denotes certainty.The likelihood that an event will occur increases with its probability.A straightforward illustration is tossing a fair (impartial) coin.The chance of both outcomes ("heads" and "tails") is equal because the coin is fair, "heads" is more likely than "tails," there are no other conceivable outcomes, and the likelihood of either outcome is half.acc to our question-
It is little known, but socks have individual identities. There are (166) equally likely ways to choose 6 socks from the 16.Now we find the number of ways to choose 6 socks, so that there is no pair among them. There are (86) ways to choose the "types" of sock we will have. For each choice of 6 types, there are 26 ways to choose the actual socks. For at each chosen "type" of sock, we have 2 choices as to which of the two socks of that type to take.hence,The probability there is at least one pair is therefore 1−p.
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Help will make you as brain plssss
Answer:
-3
Step-by-step explanation:
make a line at x=0 as see where it touches the graph
What is the base of the expression 11 and 12 square? 3 11 12 21
Answer:
your answer is 11
Step-by-step explanation:
An exponential has the base at the bottom
he value of a piece of machinery, in dollars, after t years is described by the function below. f(t)=12,500−1,600t What is the value of the machinery after 4 years? A$7,700 B$6,400 C$6,100 D$10,900
Answer: d 10900
Step-by-step explanation:
The value of machinery after 4 years is $6,100, So option 'C' is the correct answer to the following question.
Value function based problem:What information do we have?
f(t) = 12,500 - 1,600t
Time taken = 4 year
Function
f(t) = 12,500 - 1,600t
f(4) = 12,500 - 1,600(4)
f(t) = 12,500 - 6,400
Value function = $6,100
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The graph shows a proportional relationship between the distance a car travels and the fuel it consumes.
Based on the graph, the car requires_gallons of fuel to travel 100 miles.
Answer:
2.5
Step-by-step explanation:
if you take 80 and 120 on the graph look at the middle you get 100 and in between 2 and 3 you get 2.5 so it would take 2.5 gallons of gas for 100 miles
PLEASE HELP!!!
will give brainiest :)
Answer:
234
Hope this helps! :)
round to the nearest hundreth
Please someone explain and give me ths answer
Answer:
x = 10
Step-by-step explanation:
An isosceles triangle has two sides of equal length. In this triangle, there is a little line in the middle of two out of the three sides of the triangle. This line tells us that those two sides are equal. We know that the value of these sides are 4x - 8 and 2x + 12. So, to find the value of x, we can set the equations equal to each other and solve for x:
4x - 8 = 2x + 12
Subtract 2x from both sides to isolate x:
2x - 8 = 12
Add 8 to both sides:
2x = 20
Divide both sides of the equation by 2 to find the value of x:
x = 10
Hope this helps :)
A pair of sneakers is on sale for 20% off. The original price is $100. What is the price of the sneakers with the discount?
Answer:
it will be $80.00 and your saving $20.00
Step-by-step explanation:
CD = 15, HD = 45, and AC = 6
What is GH?
Answer:
THE CORRECT ANSWER IS GH=18
1, 5, 4, 7, 3, 7, 9, 2. if the third odd number is greater than 6, multiply 9 by 3; if it is less than 5, divide 18 by 3. the correct answer is
The Correct answer is 27
Odd number are the numbers that are not multiple 2 and cannot be divided into two parts equally.
For examples: 3 , 5 , 7, 9,11 . . . . .
According to the question,
If the third odd number is greater than 6, multiply 9 by 3; if it is less than 5, divide 18 by 3.
Sequence of the number is 1, 5, 4, 7, 3, 7, 9, 2
where 1 , 5 , 7 , 7 ,9 are odd numbers
The third odd number is 7 which is greater than 6
according to question we have to multiple 9 by 3
= 9 × 3
= 27
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What addition/subtraction equation should I put?
Answer:
7 - 10
Step-by-step explanation:
Because it is -3 and 7 - 10 = -3
laura's family is going on a vacation. they will drive 4,180 miles over the next two weeks. about how many miles will they drive on average each week?
Answer:
l auras family will drive 2090 miles watch week because you decide by 2 because there are 2 weeks
In a charity triathlon, Mark ran half the distance and swam a quarter of the distance. When he took a quick break to get a drink of Gatorade, he was just starting to bike the remaining
11
miles. What was the total distance of the race? The total distance of the race was
miles.
2 .In a certain year, there were 84
female officials in Congress, which is comprised of the House of Representatives and the Senate. If there were 58
more female members of the House of Representatives than female senators, find the number of females in each house of Congress. There were
female senators and
female members of the House of Representatives.
Jane and her two friends will rent an apartment for $775
a month, but Jane will pay double what each friend does because she will have her own bedroom. How much will Jane pay a month?
Jane will pay $
per month.
1. The total distance of the race is 44 miles. 2. There are 13 female senators and 71 female members of the House of Representatives in Congress. Jane will pay $387.50 per month.
1. We are given that Mark ran half the distance and swam a quarter of the distance before starting to bike the remaining 11 miles. Let's represent the total distance of the race as "D."
The distance Mark ran is half of D, so it is D/2.
The distance Mark swam is a quarter of D, so it is D/4.
After Mark's break, he started biking the remaining 11 miles.
Since the total distance of the race is the sum of the distances Mark ran, swam, and biked, we can set up the following equation:
D/2 + D/4 + 11 = D
To solve for D, we can simplify the equation and solve for D:
Multiply the equation by the common denominator, which is 4:
2D + D + 44 = 4D
3D + 44 = 4D
Subtract 3D from both sides:
44 = D
Therefore, the total distance of the race is 44 miles.
2. In the second problem, we are given that there are 84 female officials in Congress, and the number of female members of the House of Representatives is 58 more than the number of female senators. Let's represent the number of female senators as "S" and the number of female members of the House of Representatives as "H."
We are given that the total number of female officials is 84, so we can write the equation:
S + H = 84
We are also given that the number of female members of the House of Representatives is 58 more than the number of female senators:
H = S + 58
To solve for the values of S and H, we can substitute the second equation into the first equation:
S + (S + 58) = 84
2S + 58 = 84
Subtract 58 from both sides:
2S = 26
Divide both sides by 2:
S = 13
Substitute the value of S back into the equation for H:
H = 13 + 58
H = 71
Therefore, there are 13 female senators and 71 female members of the House of Representatives in Congress.
3. In the third problem, Jane and her two friends will rent an apartment for $775 a month, but Jane will pay double what each friend does because she will have her own bedroom. Let's represent the amount each friend pays as "F" and the amount Jane pays as "J."
We are given that Jane will pay double what each friend pays, so we can write the equation:
J = 2F
The total amount they will pay is $775, so we can write the equation:
F + F + J = 775
Substituting the value of J from the first equation into the second equation:
F + F + 2F = 775
4F = 775
Divide both sides by 4:
F = 193.75
Substitute the value of F back into the equation for J:
J = 2(193.75)
J = 387.50
Therefore, Jane will pay $387.50 per month.
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In the past, the output of a process had a mean of 2.050 and a standard deviation of 0.020 liters. If a current sample of output had these values {2.038 2.054 2.053 2.055 2.059 2.059 2.009 2.042 2.053 2.047}, would that indicate that the process is still "in order" (as opposed to being "out of order")? What if the sample was {2.022 1.997 2.044 2.044 2.032 2.045 2.045 2.047 2.030 2.044}?
For the first sample {2.038 2.054 2.053 2.055 2.059 2.059 2.009 2.042 2.053 2.047}, the process is still "in order," while for the second sample {2.022 1.997 2.044 2.044 2.032 2.045 2.045 2.047 2.030 2.044}, the process might be "out of order."
To determine whether the process is still "in order" or "out of order," we can compare the current sample of output to the known mean and standard deviation of the process.
For the first sample {2.038 2.054 2.053 2.055 2.059 2.059 2.009 2.042 2.053 2.047}:
Calculate the sample mean by summing up all the values in the sample and dividing by the number of values (n = 10):
Sample mean = (2.038 + 2.054 + 2.053 + 2.055 + 2.059 + 2.059 + 2.009 + 2.042 + 2.053 + 2.047) / 10 = 2.048.
Compare the sample mean to the known process mean (2.050):
The sample mean (2.048) is very close to the process mean (2.050), indicating that the process is still "in order."
Calculate the sample standard deviation using the formula:
Sample standard deviation = sqrt(sum((x - mean)^2) / (n - 1))
Using the formula with the sample values, we find the sample standard deviation to be approximately 0.019 liters.
Compare the sample standard deviation to the known process standard deviation (0.020):
The sample standard deviation (0.019) is very close to the process standard deviation (0.020), further supporting that the process is still "in order."
For the second sample {2.022 1.997 2.044 2.044 2.032 2.045 2.045 2.047 2.030 2.044}:
Calculate the sample mean:
Sample mean = (2.022 + 1.997 + 2.044 + 2.044 + 2.032 + 2.045 + 2.045 + 2.047 + 2.030 + 2.044) / 10 ≈ 2.034
Compare the sample mean to the process mean (2.050):
The sample mean (2.034) is noticeably different from the process mean (2.050), indicating that the process might be "out of order."
Calculate the sample standard deviation:
The sample standard deviation is approximately 0.019 liters.
Compare the sample standard deviation to the process standard deviation (0.020):
The sample standard deviation (0.019) is similar to the process standard deviation (0.020), suggesting that the process is still "in order" in terms of variation.
In summary, for the first sample, the process is still "in order" as both the sample mean and sample standard deviation are close to the known process values.
However, for the second sample, the difference in the sample mean suggests that the process might be "out of order," even though the sample standard deviation remains within an acceptable range.
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answer please using the screen shot listed. For calc
The left right hand derivative is 3.
The left hand derivative is 2.
The function is not differentiable at x = 1.
When x < 1,
given that the function is, f(x) = 2x² - 2x - 1
Differentiating with respect to 'x' we get, f'(x) = 4x - 2
When x \(\geq\) 1,
given the function is, f(x) = 3x - 3
Differentiating with respect to 'x', f'(x) = 3
Now, left hand derivative,
f'(1 -) = (4x - 2) at 1 = 4*1 - 2 = 4 - 2 = 2
f'(1+) = 3
Since, left hand derivative and right hand derivative for given function at x = 1 is not equal, so the function is not differentiable at x = 1.
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Help help me pleaseee and thanks
Answer:
10
Step-by-step explanation:
sqrt. 100 = 10
because base x height = area
base and height must be same length in a square
What is 15/16 as a decimal?
The decimal form of 15/16 is 0.9375.
To convert a fraction to a decimal, you can divide the numerator by the denominator. In this case, 15 divided by 16 equals 0.9375.
Alternatively, you can also use long division to find the decimal form of a fraction.
1. Set up the long division problem with 15 as the dividend and 16 as the divisor.
2. Since 16 does not go into 15, add a decimal point and a zero to the dividend.
3. Divide 16 into 150, which equals 9 with a remainder of 6.
4. Add another zero to the dividend and divide 16 into 60, which equals 3 with a remainder of 12.
5. Add another zero to the dividend and divide 16 into 120, which equals 7 with a remainder of 8.
6. Add another zero to the dividend and divide 16 into 80, which equals 5 with no remainder.
7. The final answer is 0.9375.
So, 15/16 as a decimal is 0.9375.
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the sum of three consecutive even numbers is 114. what is the smallest of the three numbers?
Answer:
36
Step-by-step explanation:
Let's let n be any number.
If we multiply n by 2, we get 2n. Since anything multiplied by 2 is even, 2n must be even. Therefore, let 2n be our first number.
So, the consecutive even number will be (2n+2) followed by (2n+4).
We know that their sum must be 114. Therefore, we can write the following equation:
\((2n)+(2n+2)+(2n+4)=114\)
Solve for n. Combine like terms on the left:
\(6n+6=114\)
Subtract 6 from both sides:
\(6n=108\)
Finally, divide both sides by 6. Therefore, the value of n is:
\(n=108/6=18\)
Therefore, our first even number is 2n or 2(18) which equates to 36.
And the consecutive even numbers will be 38 and 40.
So, the smallest of them, the first term, is 36.
Let the three consecutive even numbers be x, x + 2 and x + 4 .
\( \longrightarrow \rm x + x + 2 + x + 4 = 114\)
\( \longrightarrow \rm 3x + 6 = 114\)
\( \longrightarrow \rm 3x = 108\)
\( \longrightarrow \bf x = 36\)
Smallest number = 36
andy's lawn has twice as much area as beth's lawn and three times as much as carlos' lawn. carlos' lawn mower cuts half as fast as beth's mower and one third as fast as andy's mower. if they all start to mow their lawns at the same time, who will finish first?
If they all start to mow their lawns at the same time then Beth's mower will finish first.
Let area of Beth's lawn = x
area of Carlos' lawn = y
Andy's lawn has twice as much area as Beth's lawn and three times as much as Carlos' lawn. So, we can write
area of Andy's lawn =2x = 3y equation 1
Carlos' lawn mower cuts half as fast as Beth's mower and one third as fast as Andy's mower
Let, speed of Beth's mower = z
and speed of Andy's lawn mower = k
speed of Carlos' lawn mower = z/2 = 1/3k equation 2
area of Beth's lawn = x
area of Andy's lawn =2x
area of Carlos' lawn = 2x/3 = 0.66x (Using equation 1)
speed of Beth's mower = z
speed of Andy's lawn mower = 3z/2 = 1.5 z (using equation 2)
speed of Carlos' lawn mower = z/2 = 0.5 z
Time = area / speed
Ratio , Beth : Andy : Carlos
\(\frac{x}{z} :\frac{2x}{3z/2} :\frac{2x/3}{z/2}\)
On simplification, we get
1 : (4/3) : (4/3)
1 : 1.33 : 1.33
From the ratio be can clearly see that Beth's mower will finish first.
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Using the following image, find FG given GH = 7 and FH = 15.
Answer:
8
Step-by-step explanation:
FH = FG+GH
15 = FG + 7
FG = 15 -7
FG = 8
Lauren has 12 boxes of rocks. There are 60 rocks total. How many rocks are in each box?
Answer:5
Step-by-step explanation: Divide 60 By 12
Answer:
the answer is 5 rocks.
Step-by-step explanation:
Sinice there are 12 boxes and has 60 rocks. So that means we will divide the two to get 5bwhich is in each box.
Which of the following expressions are equivalent to 3V 2 ? Select all that apply.
Answer: A C and D
Step-by-step explanation:
is × = 5 a solution to the equation 19 - × = 14
Given the expression;
19 - x = 14
subtract 19 from both sides;
19 - x - 19 = 14 - 19
-x = -5
multiply both sides by -1
-(-x) = -(-5)
x = 5
Hence x = 5 is a solution to the equation
i^50
Answer this question, include your reasoning and steps.
Answer:
-1
Step-by-step explanation:
Given:
\(i^{50}\)
Rewrite 50 as the product of 2 and 25:
\(\implies i^{(2 \cdot 25)}\)
\(\textsf{Apply the exponent rule} \quad a^{bc}=(a^b)^c:\)
\(\implies \left(i^2\right)^{25}\)
Apply the imaginary number rule i² = -1 :
\(\implies \left(-1\right)^{25}\)
\(\textsf{Apply the exponent rule} \quad (-a)^n=-a^n,\:\: \textsf{ if }n \textsf{ is odd}:\)
\(\implies -1^{25}\)
As 1²⁵ = 1 then:
\(\implies -1\)
Answer:
(i)⁵⁰ = -1
Step-by-step explanation:
The problem is,
→ (i)⁵⁰
Formula we use,
→ i² = -1
Let's solve the problem,
→ (i)⁵⁰
→ (i²)²⁵
→ (-1)²⁵
→ -1
Hence, the answer is -1.
Suppose elementary students are asked their favorite color, and these are the results: - 24 % chose blue - 17 % chose red - 16 % chose yellow What percentage chose something other
43% of elementary students chose something other than blue, red, or yellow as their favorite color.
The percentage of elementary students who chose something other than blue, red, or yellow as their favorite color can be found by subtracting the sum of the percentages of those three colors from 100%.Blue: 24%
Red: 17%
Yellow: 16%
Total: 24% + 17% + 16% = 57%
Percentage chose something other:
100% - 57% = 43%.
Therefore, 43% of elementary students chose something other than blue, red, or yellow as their favorite color.
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the probability of winning the grand prize at a particular carnival game is 0.005. michele wins the grand prize. is this considered a rare or common event? why?
1) The event is considered as rare.
2) It is called a rare event event because the probability is less than 5% and is well below threshold.
Let's discuss it further below.1) The probability of winning the grand prize is 0.005, which means there is a 0.5% chance of winning the prize.
Since this probability is low, Michele winning the grand prize is considered a rare event.
The term "rare event" is often used to describe an event with a low probability of occurrence.
A rare event typically has a probability of less than 5%, and in this case, the probability is well below that threshold. A probability of less than 0.05 is generally considered a rare event.
The fact that Michele won the grand prize means that she defied the odds, which makes the event rare.
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You may need to use the appropriate appendix table or technology to answer this question. The following results are for independent random samples taken from two populations. Sample 1 Sample 2 n1 = 20 n2 = 30 x1 = 22.8 x2 = 20.1 s1 = 2.2 s2 = 4.6 (a) What is the point estimate of the difference between the two population means? (Use x1 − x2. ) 2.7 (b) What is the degrees of freedom for the t distribution? (Round your answer down to the nearest integer.) (c) At 95% confidence, what is the margin of error? (Round your answer to one decimal place.) (d) What is the 95% confidence interval for the difference between the two population means? (Use x1 − x2. Round your answers to one decimal place.)
a). The difference between the two population means is estimated at a location to be 2.7.
b). 49 different possible outcomes make up the t distribution. The margin of error at 95% confidence is 1.7.
c). The range of the difference between the two population means' 95% confidence interval is (0.0, 5.4).
d). The (0.0, 5.4) represents the 95% confidence interval for the difference among the two population means.
What is standard deviations?The variability or spread in a set of data is commonly measured by the standard deviation. The deviation between the values in the data set and the mean, or average, value, is measured. A low standard deviation, for instance, denotes a tendency for data values to be close to the mean, whereas a high standard deviation denotes a larger range of data values.
Using the equation \(x_1-x_2\), we can determine the point estimate of the difference between the two population means. In this instance, we calculate the point estimate as 2.7 by taking the mean of Sample
\(1(x_1=22.8)\) and deducting it from the mean of Sample \(2(x_2=20.1)\).
With the use of the equation \(df=n_1+n_2-2\), it is possible to determine the degrees of freedom for the t distribution. In this instance, the degrees of freedom are 49 because \(n_1\) = 20 and \(n_2\) = 30.
We must apply the formula to determine the margin of error at 95% confidence \(ME=t*\sqrt[s]{n}\).
The sample standard deviation (s) is equal to the average of \(s_1\) and \(s_2\) (3.4), the t value with 95% confidence is 1.67, and n is equal to the
average of \(n_1\) and \(n_2\) (25). When these values are entered into the formula, we get \(ME=1.67*\sqrt[3.4]{25}=1.7\).
Finally, we apply the procedure to determine the 95% confidence interval for the difference between the two population means \(CI=x_1-x_2+/-ME\).
The confidence interval's bottom limit in this instance is \(x_1-x_2-ME2.7-1.7=0.0\) and the upper limit is \(x_1+x_2+ME=2.7+1.7=5.4\).
As a result, the (0.0, 5.4) represents the 95% confidence interval for the difference among the two population means.
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