I need help guys. I don't understand this. I tried to work this out but what i got didn't have an option for it. Can you leave all the notes. Anybody????????????
Answer:
7.5 i belive
Step-by-step explanation:
area= lenghthx width thats the formula 3mm converted is 3 cm 3cmx2.5=7.5
Plot the vector field F(x,y)=(xy,x+y^2) Calculate divF.
Determine where divF>0 and where divF<0.
The divergence of the vector field F is positive for y > -1/3 and negative for y < -1/3.
To plot the vector field F(x, y) = (xy, x + y^2), we can first visualize the vectors at various points in the xy-plane. Let's choose a range of values for x and y and calculate the corresponding vectors. We'll use a step size of 1 for simplicity.
Here is a sample grid of points and their corresponding vectors:
(x, y) = (-2, -2) -> F(-2, -2) = (4, 2)
(x, y) = (-1, -2) -> F(-1, -2) = (2, 2)
(x, y) = (0, -2) -> F(0, -2) = (0, 2)
(x, y) = (1, -2) -> F(1, -2) = (0, 2)
(x, y) = (2, -2) -> F(2, -2) = (4, 2)
(x, y) = (-2, -1) -> F(-2, -1) = (2, 1)
(x, y) = (-1, -1) -> F(-1, -1) = (1, 1)
(x, y) = (0, -1) -> F(0, -1) = (0, 1)
(x, y) = (1, -1) -> F(1, -1) = (0, 1)
(x, y) = (2, -1) -> F(2, -1) = (2, 1)
... and so on for other values of y and for positive values of y.
To calculate the divergence (divF) of the vector field, we need to find the partial derivatives of the components of F with respect to x and y. Then we sum these partial derivatives.
F(x, y) = (xy, x + y^2)
∂F/∂x = y
∂F/∂y = 1 + 2y
divF = ∂F/∂x + ∂F/∂y = y + (1 + 2y) = 3y + 1
Now, we can analyze where the divergence is positive (divF > 0) and where it is negative (divF < 0).
For divF > 0:
If y > -1/3, then divF > 0.
For divF < 0:
If y < -1/3, then divF < 0.
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Pete bought a 16-ounce box of cereal for $3.58. What was the cost per ounce?
Answer:
Around 0.22 dollars or 22 cents
Step-by-step explanation:
We know that per 16 ounces it costs 3.58. We want the ounces to equal zero. To do that, we divide 16 by 0, but to keep it equal we need to divide 3.58 by 16. So...
16/16 = 1
3.58/16 = 0.22375
This means that every ounce of cereal, it costs 0.22375 dollars, but money can't go in the thousandths place, so we must round it to the hundredths place, which becomes 0.22 dollars, or 22 cents. I hope this helps and I hope it's not wrong but I don't think it is.
If f (x) = x2 – 4, what is f (0)?
-
Answer:
what are the answer choices?
Answer:
5=3 bedmas
Step-by-step explanation:
Please help me with this math problem!! Will give brainliest if correct! NO links please!
Answer:
equation: sin 20 = 15/x
x=43.86
Step-by-step explanation:
sin = opposite over hypotenuse = 15/x from the corner with angle 20
What are the coordinates of the image of the point (2, –6) under a dilation with a center of (0, 0) and a scale factor of 1/2 ? A. (0, 0) B. (1, –3) C. (2, –6) D. (4, –12)
Answer:
B. (1, -3)
Step-by-step explanation:
When you dilate from the origin (0, 0) by a scale factor of 1/2, multiple each coordinate point by 1/2.
(2, -6)
2 × 1/2 = 1
-6 × 1/2 = -3
(1, -3)
I hope this helps :))
Answer:
The answer is (1,-3)
Step-by-step explanation:
I took the test :)
WILL MARK BRAINLIEST. Please help with numbers 1-14. This is graded so please get them right so I can check my answers. (I don’t need an explanation, just the answers)
1.
b = -3
2.
a = 39
3.
b = -3
13.
w = 16
14.
m = 45
Hope this helps you. Do mark me as brainly.
HELPPPP PLSSS IM FAILING MATHHH
Answer:
The answer is C
Step-by-step explanation:
Answer:
c
Step-by-step explanation:
if you see where the red line ends on the right side it is at 170 on the protractor
293 + 8 will mark brainiest
Answer:
301
Step-by-step explanation:
bro :(
Answer:
301
Step-by-step explanation:
One car averages 18 miles per gallon while another averages 32 miles per gallon. If both cars travel 14,400 miles per year, how many more gallons does the first car use?
A.288
B.350
C.450
D.512
E.800
The grid above shows the graph of the parent function f(x)= |x| and a translated functions graph.
Use f(x)=|x| f(x) is shifted left 5 and shifted up 2 to create g (x). write the equation g(x).
The equation of the translated graph from the parent function is g(x) = |x + 2| + 1
How to write the equation of the translated graph?The parent function is given as
f(x)= |x|
From the graph, we can see that the parent function f(x) is translated as follows:
2 units left translation1 unit up translationThe above sequence of translation is represented as
(x, y) = (x + 2, y + 1)
So, we have
g(x) = |x + 2| + 1
Hence, the equation of the translated graph is g(x) = |x + 2| + 1
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Adrian
Marlon had 6 hits in 15 at bats. How does Marlon's
hits to at bats ratio compare to Adrian's?
Adrian had 4 hits in 10 bats.
Answer:
Hence, both Marlon and Adrian both have the same at bats percentage.
Step-by-step explanation:
Marlon's at bats :
Number of at bats = 15
Hits = 6
Hit percentage = 6/15 * 100% = 40%
Adrian :
Number of at bats = 10
Hits = 4
Hit percentage = 4/10 * 100% = 40%
Hence, both Marlon and Adrian both have the same at bats percentage.
2. if the probability of obtaining 1 non conforming unit in a sample of 2 is .38 and the probability of 2 non conforming units is .15, what is the probability of 0 non conforming units?
The probability of 0 non conforming units is 0.47.
To find the probability of 0 non conforming units, we can use the fact that the sum of the probabilities of all possible outcomes is equal to 1. Therefore,
P(0 non-conforming units) = 1 - P(1 non-conforming unit) - P(2 non-conforming units)
We are given that P(1 non-conforming unit) = 0.38 and P(2 non-conforming units) = 0.15. Substituting these values into the equation, we get:
P(0 non-conforming units) = 1 - 0.38 - 0.15
P(0 non-conforming units) = 0.47
Therefore, the probability of obtaining 0 non-conforming units is 0.47.
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What is k^2+16k+64+89
Answer:
k²+16k+ 153
Step-by-step explanation:
k²+16k+64+89
= k²+16k+ 153
American ladybugs have an average adult length of 1 cm with a known standard deviation of 0.2 cm. The population of American ladybugs in Raleigh was around 440000 last spring. Assume a normal distribution for the lengths of adult American ladybugs. Your niece asks you what's the probability of a random ladybug in Raleigh being bigger than 1.5 cm. Is it appropriate to calculate this probability? Select one:
a. No, because the population distribution is skewed. b. No, because the sample size is less than 30. c. No, because the empirical rule is violated.
Therefore, probability solution is estimating this likelihood without additional data or analysis is inappropriate correct response is option a.
What exactly does the probability entail?The main goal of the mathematical branch known as statistical inference is to estimate the likelihood that a statement is accurate or that a particular event will take place. Any number among 0 and 1, where 1 typically denotes confidence and 0 typically denotes possibility, can be used to symbolise chance. A probability diagram illustrates the likelihood that a particular occurrence will take place.
Here,
Because of the skewed demographic distribution, the right response is (a).
We could use the normally distributed to compute probabilities because the length of adult American ladybirds is distributed normally with a known standard deviation. The normal distribution may not, however, correctly depict the distribution of ladybird lengths in the population due to the skewed population distribution.
Furthermore, even if the difference between the actual community mean and the assumed mean of 1 cm is tiny, the given size of the population of 440000 could result in a statistically significant outcome.
However, because the assumption of normality may not hold true, this does not imply that we can accurately determine the likelihood of a random ladybird in Raleigh being larger than 1.5 centimetres.
Therefore, estimating this likelihood without additional data or analysis is inappropriate.
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What is the X input if Its (1,5) (2,12) (3,19) (X,26) what is X?
Answer:x=4
Step-by-step explanation:
the rule is for each time x is increased by one y increases by 7
like 5+7=12
12+7=19
19+7=26
so
1+1=2
2+1=3
3+1=4
4 is the answer
Do anyone know how to solve this
\(\huge\text{Hey there!}\)
\(\mathsf{\dfrac{2\times4^0\times6^2}{2^4 \times 4^{-1} \times6^1}}\\\\\mathsf{= \dfrac{2\times\bf 1\times36}{2^4 \times 4^{-1} \times6^1}}\\\\\mathsf{= \dfrac{2\times \bf 36}{2^4 \times 4^{-1} \times6^1}}\\\\\mathsf{= \dfrac{\bf 72}{2^4 \times 4^{-1} \times6^1}}\\\\\mathsf{= \dfrac{72}{\bf 16\times \dfrac{1}{4}\times6}}\\\\\mathsf{= \dfrac{72}{\bf 16\times6}}\\\\\mathsf{= \dfrac{72}{\bf 24}}\\\\\mathsf{= \bf 3}\)
\(\huge\textbf{Therefore, your answer should be: }\)
\(\huge\boxed{\mathsf{3}}\huge\checkmark\)
\(\huge\text{Good luck on your assignment \& enjoy your day!}\)
Answer:
\( \displaystyle {\rm{ \frac{2 \times {4}^{0} \times {6}^{2} }{ {2}^{4} \times {4}^{ - 1} \times 6 } }}\)
Any base with zero index equal to 1.\(\displaystyle {\rm{ \frac{2 \times \bold{1} \times {6}^{2} }{ {2}^{4} \times {4}^{ - 1} \times {6}^{1} } }}\)
6 to the power 2 means the base 6 is multiplied 2 times.\(\displaystyle {\rm{ \frac{2 \times 1 \times \bold{36}}{ {2}^{4} \times {4}^{ - 1} \times 6 } }}\)
2 to the power 4 means the base 2 is multiplied 4 times.\(\displaystyle {\rm{ \frac{2 \times 1 \times 36}{ \bold{16} \times {4}^{ - 1} \times 6 } }}\)
\(\displaystyle {\rm{ \frac{2 \times 1 \times 36}{16 \times \bold{ \frac{1}{4}} \times 4} }}\)
\( \left[ \because \: {x}^{ - m} = \frac{1}{ {x}^{m} } \right]\)
\(\displaystyle {\rm{ \frac{2 \times 1 \times 36}{ \cancel{16^4} \times \frac{1}{ \cancel4} \times 6 } }}\)
\(\displaystyle {\rm{ \frac{72}{24} }}\)
\(\displaystyle {\rm{ \frac{2 \times 2 \times 2 \times 3 \times 3}{2 \times 2 \times 2 \times 3} }}\)
Cancel the common factors....\(3\)
Step-by-step explanation:
\( \frak{ \pink{Seolle...a_{prodite}}}\)
the number of thunderstorms in indiana in a calendar month is normally distributed with a mean of 75, and a standard deviation is 20 . single month is randomly selected. find the probability that the number of thunderstorms in that month is greater than 85. sample of ten months is selected. find the probability that the mean number of thunderstorms per month in this sample is greater than 85.
The probability of getting a sample mean greater than 85 thunderstorms per month for a sample of ten months is 0.0008.
The probability that the number of thunderstorms in a single month is greater than 85 can be found using the z-score formula.
z = (85 - 75) / 20 = 0.5
Using a standard normal distribution table, the probability of z being less than 0.5 is 0.6915. So the probability of having more than 85 thunderstorms in a single month is 1 - 0.6915 = 0.3085 or about 30.85%.
t = (85 - 75) / 2.00 = 5.00
Using a t-distribution table with 9 degrees of freedom, the probability of t being greater than 5.00 is very close to 0. Therefore, the probability of having a mean of more than 85 thunderstorms per month in a sample of ten months is extremely low.
Therefore, the probability of getting a sample mean greater than 85 thunderstorms per month for a sample of ten months is 0.0008.
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Helpppppp meeeeeeeeeeeeeeeeeeeee
Answer:
\(a) Slope = \dfrac{-2}{5}\\\\y-intercept = -8\)
b) slope = 2
y-intercept = 9
Step-by-step explanation:
Equation of line in slope and y-intercept form:y = mx + b
Here, m is the slope and b is the y-intercept.
a)
\(\sf y = \dfrac{-2}{5}x - 8\\\\\Comparing \ with \ the \ above \ equation,\\\\ slope = \dfrac{-2}{5}\\\\y-intercept = -8\)
b)
9 - y = - 2x
-y = -2x - 9
Multiply the entire equation by (-1)
y = 2x + 9
Slope = 2
y -intercept = 9
.......... .. ........ I..
Highest Common Factor of 27 and 36.
Answer:
9
Step-by-step explanation:
listing the factors
27 : 1, 3, 9, 27
36 : 1, 2, 3, 4, 9, 12, 18, 36
the common factors are 1, 3, 9
the highest common factor is 9
Hi :)
The highest common factor is also known as the HCF
———————Let's find the HCF of \(\boldsymbol{27}\) and \(\boldsymbol{36}\).
\(\boldsymbol{Factors\:of\:27: 1, 3, 9, 27}\)
\(\boldsymbol{Factors\:of\:36:1,2,3,4,6,9,12,18,36}\)
HCF : \(\boldsymbol{9}\)
\(\tt{Learn\:More;Work\;Harder}\)
:)
Solve this for me please i need help with it
Answer:
sin 60 = 6 sqrt(3) / a
sqrt(3)/2 = 6 sqrt(3) / a
1/2 = 6/a
a =12
sin 30 = b / a
1/2 = b / 12
b=12/2
b=6
Step-by-step explanation:
Rule 1: Multiply by 2, then add one third starting from 0. Rule 2: Add one half , then multiply by 4 starting from 1. What is the fourth ordered pair using the two sequences
The fourth ordered pair using the two
sequences is ( 7/3 ,106) .
The first sequence is constructed by first multiplying the terms by 2 and then adding one-third starting from zero. So, sequence starts from 0.
First term of first sequence, a₁ = 0
a₂ = (2x0) + 1/3 = 1/3
a₃ = (2x1/3) + 1/3 = 2/3 + 1/3 = 1
a₄ = (2x1) + 1/3 = 2 + 1/3 = 7/3
Hence, the sequence is 0, 1/3, 1, 7/3, ...
The second sequence is constructed by first adding one half in terms and then multiplying by 4. The sequence starts from 1 ,
a₁ = 1
a₂ = (1 +1/2) × 4 = (3/2)4 = 6
a₃ = (6+1/2) x 4 = 13/2 x 4 = 26
a₄ = (26 + 1/2)× 4 = 53/2 x 4 = 106
Hence, the sequence is 1, 6, 26, se106, ...
Therefore, the fourth terms of the two sequences are the following, 7/3 and 106.
So, required ordered pairs is ( 7/3, 106).
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כ
Scale Factor: 1/2; Center: point N
The new coordinates of points M and O is determined as;
M = (0.5, - 1)
O = (2.5, -2).
What is the new coordinate of points of M and O?The new coordinate of points M and O after applying the scale factor is calculated as follows;
The given scale factor = 1/2
The current coordinates of point M and O is;
M = (1, - 2)
O = (5, - 4)
A scale factor can be used to either enlarge a figure or decrease a figure.
When the scale factor is less than 1, it means the new figure will be smaller than the original figure.
However, if the scale factor is greater than 1, the new figure will be greater than the original figure.
The new coordinates of points M and O is determined as follows;
M = (1 x 1/2, -2 x 1/2) = (0.5, - 1)
O = (5 x 1/2, -4 x 1/2) = (2.5, -2)
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what is "six times a number y is less than or equal to 10 written as an inequality"
XY< 10
if you get too confused whether the x is a variable or a sign, use the * .
At a nearby frozen yogurt shop, the mean cost of a pint of frozen yogurt is $1.50 with a standard deviation of $0.10.Assuming the data is normally distributed, approximately what percent of customers are willing to pay between $1.20 and $1.80 for a pint of frozen yogurt?
According to the question we have approximately 99.74 percent of customers are willing to pay between $1.20 and $1.80 for a pint of frozen yogurt.
To answer this question, we will use the normal distribution formula and z-score.
First, we need to find the z-score for the lower limit of $1.20:
z = (1.20 - 1.50) / 0.10 = -3
Next, we need to find the z-score for the upper limit of $1.80:
z = (1.80 - 1.50) / 0.10 = 3
Now, we can use a z-table to find the area under the curve between these two z-scores.
The area to the left of z = -3 is 0.0013, and the area to the left of z = 3 is 0.9987.
To find the area between these two z-scores, we subtract the area to the left of z = -3 from the area to the left of z = 3:
0.9987 - 0.0013 = 0.9974
Therefore, approximately 99.74% of customers are willing to pay between $1.20 and $1.80 for a pint of frozen yogurt.
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dave is making a rectangular garden bed. after assembling it, he finds that the bed has a width of three-fourths of a foot and a length of nine and one-third feet. what is the area of the garden in square feet
The area of the garden is 7 square feet.
Define area.The area a rectangle occupies is the space it takes up inside the limitations of its four sides. The dimensions of a rectangle determine its area. In essence, the area of a rectangle is equal to the sum of its length and breadth. An example of a quadrilateral with equal and parallel opposite sides is a rectangle. It is a polygon with four sides and four angles that are each 90 degrees. A rectangle is a shape with only two dimensions. A rectangle's area (A) is calculated by multiplying its length ('a') by its breadth ('b'). Area of Rectangle is therefore equal to (a× b) square units.
Given,
Width = 3/4
Length = 9 + 1/3
Length = 28/3
Area:
Length × Width
3/4 × 28/3
84/12
7
The area of the garden is 7 square feet.
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Megan's bank account is charged $9.95 per month for an online newspaper subscription how can you represent a change in her account balance after three months of charges
Answer:
T = C - (9.95 * 3)
Step-by-step explanation:
The account balance total can be calculated with the following equation where the variable T represents the final balance while the variable C represents her current balance before the three months...
T = C - (9.95 * 3)
The monthly charge is multiplied by the three months that Megan will be charged and then discounted from her current balance in order to give the new Total Balance after paying the subscription for the three months.
Please help with this problem. SOLVE FOR X
Answer:
it's a parallelogram so the 50° is an alternate angle to the one you are trying to work out.
11x + 6 = 50°
11x = 50-6
11x = 44
X = 44/11
X = 4°
what is the probability of getting at least one sequence of six heads and six tails in a million tosses
The probability of getting one sequence of six heads and six tails in a million tosses is almost certain, approaching 1.
The probability of getting one sequence of six heads and six tails in a million tosses, the concept of complementary probability.
First, let's calculate the probability of not getting any sequence of six heads and six tails in a million tosses.
The probability of not getting a specific sequence of six heads and six tails in a single toss is 1/2²12 since there are 12 coin flips in that sequence. Therefore, the probability of not getting the specific sequence in a million tosses is (1/2²12)²1,000,000.
The probability of not getting any sequence of six heads and six tails in a million tosses can be calculated by subtracting the probability of getting one sequence from 1:
Probability of not getting any sequence = 1 - (1/2²12)²1,000,000
calculate this probability:
Probability of at least one sequence = 1 - (1/2²12)²1,000,000
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