Answer:
If a graph is an Euler Circuit that mean that it can be traversed and begins and has all even verticies. This allows you to start and stop at the same verticie.
Step-by-step explanation:
hellllllllllllllllllllllllllllllllllllllp mee please
Answer:
5 1/4 and 5 1/3 (you need to find a common denominator, which is 12)
5 3/12 and 5 4/12 (whatever you multiply the denominator by to get it to 12, you multiply the numerator by as well)
Ryan is 1/12 of a foot shorter than John
your answer is C
Step-by-step explanation:
I hope this helped :)
Step-by-step explanation:
\(\huge\bold\purple{ option\:C \: is\:right\:answer }\)
Sine is opposite divided by hypotenuse. So the sine of an angle times the hypotenuse is the length of the opposite side. What is the length of the side opposite a 30 degree angle for a right triangle with a hypotenuse of 20 meters?
Answer:
10 m
Step-by-step explanation:
opposite = sin30° × 20 = \(\frac{1}{2}\) × 20 = 10 m
Which is the largest ratio?
5/36, 2:9, 3 to 18, 1:3
The largest ratio, among the following ratios: 5/36, 2:9, 3 to 18, 1:3 is 1:3.
How the largest ratio is determined:The ratio refers to the relative size of one quantity compared to another.
The ratio, which is the quotient of two quantities or values, can be expressed as a decimal, percentage, or fraction. We can also express the ratio in its standard form (:).
Given Sum of Equivalent
Ratio Ratios Ratios
5/36 36 13.89% or 0.1389
2:9 11 18.18% or 0.1818
3 to 18 21 14.28% or 0.14.28
1:3 4 25% or 0.25
Thus, we can conclude that 1:3 is the largest ratio amont the others.
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HELP!! Will give brainliest
Answer:
my brother said it was
Step-by-step explanation:
1400.053...
In the right triangles shown, the measure of ange ABC is the same as the measure of ange EBD What is the length of
side BE
13
D3
E
5
С
Question 3 (2 points)
Answer:
3 1/3
10/3
3.333
Step-by-step explanation:
These two triangles are similar. Since they share two angles, the right angle and angle EBD and ABC are congruent. By AA similarity rule, they are similar triangles.
Since they are similar we can set up a proportion of the triangles since similar triangles have proportional side length.
Side AC corresponds with DE
Side AB corresponds with BE
Side BC corresponds with BD
So we can use this proportion theorem, or angle bisector theorem
\(\frac{ac}{ab}=\frac{de}{be}\)
Plug in the numbers.
\(\frac{3}{5} =\frac{2}{x}\)
Cross multiply
3x=10
x=10/3
Simplify is
3 1/3
As a decimal it equal 3.333
11.3
Example 3: A person randomly selects one of the four envelopes
shown below. Each envelope contains a check that the person gets
to keep. However, before the person can select the envelope, he or
she must pay $7 to play. Determine the person's expectation for the
following:
Answer:
Mathematical expectation is to get %280%2B3%2B7%2B22%29%2F4 = 32%2F4 = 8 dollars from the envelopes.
Statistically, it is loosing game.Step-by-step explanation:
Let
X 1
,…,X n
be i.i.d. random variables with the inverse Gaussian distribution whose pdf is given by
f(x∣μ,λ)=( 2πx 3
λ
) 1/2
exp[− 2μ 2
x
λ(x−μ) 2
],0
Find a sufficient statistic for
(μ,λ)
A sufficient statistic for the parameters (μ, λ) is T(X) = (T1(X), T2(X)) where T1(X) = Σ Xi^(-1) and T2(X) = Π Xi.
To find a sufficient statistic for (μ,λ), we can use the factorization theorem which states that a statistic T(X) is sufficient for a parameter θ if and only if the joint probability distribution of X can be factorized as follows
f(x∣θ) = g[T(x)∣θ]h(x)
where g and h are non-negative functions that do not depend on θ.
Using the given probability density function, we have
f(x∣μ,λ) = (λ/2πx^3)^(1/2)exp[−λ(x-μ)^2/(2μ^2 x) ]
= [(λ/2π)^(1/2)/x^(3/2)] exp[−λ(x-μ)^2/(2μ^2 x)]
= [(λ/2π)^(1/2)/x^(3/2)] exp[−(λ/2μ^2) x + (λμ/μ^2) x^(-1)]
= [exp(λμ/μ^2)/(2πλ)^(1/2)] [x^(-3/2) exp(−λ/2μ^2 x)]
Let's define two functions as follows
T1(X) = Σ Xi^(-1)
T2(X) = Π Xi
Then, we can write the joint pdf of X as follows
f(x1, x2, ..., xn | μ, λ) = [exp(λμ/μ^2)/(2πλ)^(1/2)] [Π xi^(-3/2) exp(−λ/2μ^2 xi)]
= [exp(λμ/μ^2)/(2πλ)^(1/2)] [Π xi^(-3/2)] [exp(−λ/2μ^2 Σ xi)]
Notice that the term [Π xi^(-3/2)] does not depend on (μ, λ), and can be factored out. Therefore, the joint pdf can be rewritten as
f(x1, x2, ..., xn | μ, λ) = [Π xi^(-3/2)] [exp(λμ/μ^2)/(2πλ)^(1/2)] [exp(−λ/2μ^2 Σ xi)]
= g(T1(X), T2(X) | μ, λ) h(X)
where g(T1(X), T2(X) | μ, λ) = [exp(λμ/μ^2)/(2πλ)^(1/2)] [exp(−λ/2μ^2 Σ xi)] and h(X) = [Π xi^(-3/2)].
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The given question is incomplete, the complete question is:
Let X1,…,Xn be i.i.d. random variables with the inverse Gaussian distribution having pdf is given by f(x∣μ,λ)= (λ/2πx^3)^(1/2)exp[−λ(x-μ)^2/(2μ^2 x) ] 0 <x <∞, Find a sufficient statistic for
(μ,λ)
HELP PLEASEEEEEEE!!!!!
The similar shapes EFGH and JKLM have the measurement of angle Z equal to 65°, the length x = 27.5 and the length of y = 12
What are similar shapesSimilar shapes are two or more shapes that have the same shape, but different sizes. In other words, they have the same angles, but their sides are proportional to each other. When two shapes are similar, one can be obtained from the other by uniformly scaling (enlarging or reducing) the shape.
Given that the shape EFGH is a smaller shape of JKLM, and they are similar, then:
the measure of angle Z is equal to 65°
the side EF corresponds to JK and side FG corresponds to KL, so:
8/20 = 11/x
x = (11 × 20)/8 {cross multiplication}
x = 27.5
the side EF corresponds to JK and EH corresponds to JM, so:
8/20 = y/30
y = (30 × 8)/20 {cross multiplication}
y = 12
Therefore, the similar shapes EFGH and JKLM have the measurement of angle Z equal to 65°, the length x = 27.5 and the length of y = 12
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If the reliability is
r = 0.25,
the equation becomes
R(n) =
0.25n
0.75 + 0.25n
.
What percent improvement is there in the reliability when the test length is doubled?
The percentage improvement in reliability when test length is doubled is 15%
R(n) = 0.25n / (0.75 + 0.25n)
For a test length of 1substitute n = 1 into the equation :
R(n) = 0.25n / (0.75 + 0.25n)
R(1) = 0.25(1) / (0.75 + 0.25(1))
R(1) = 0.25 / 1
R(1) = 0.25
For a test length of 2when test length is doubled , n = 2
substitute n = 1 into the equation :
R(n) = 0.25n / (0.75 + 0.25n)
R(2) = 0.25(2) / (0.75 + 0.25(2))
R(2) = 0.5 / 1.25
R(2) = 0.4
Percentage improvement can be calculated thus ;
R(2)-R(1)/R(1) × 100%
(0.4-0.25)/0.25 × 100%
0.15 × 100%
=15%
Therefore, percentage improvement in reliability is 15%
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elected at
pants?
D. 음
is divided
oun once,
will land
5.
To order a burrito from Teresa's Burrito Shop, Jim
always chooses 1 item from each column in the
table below.
Burrito Choices
Topping
beans sour cream
guacamole
Wrap Filling
plain
wheat beef
chicken
What is the total number of ways that Jim can
order a burrito at Teresa's Burrito Shop by
choosing 1 wrap, 1 filling, and 1 topping?
A. 6 B. 7 C. 10 D. 12
Answer: d.12
Step-by-step explanation:
6. The following are the costing records for the year 2020 of a manufacturer: Production 1,000 units, Cost of raw materials Rs,20,000, Labour cost Rs.12,000, Factory overheads Rs.8,000, Office overheads Rs.4,000, Selling expenses Rs.1,000, Rate of profit 25% on the selling price. The manufacturer decided to produce 1,500 units in 2021. It is estimated that the cost of raw materials will increase by 20%, the labour cost will increase by 10%, 50% of the overhead charges are fixed and the other 50% are variable. The selling expenses per unit will be reduced by 20%. The rate of profit will remain the same. Prepare a cost statement for the year 2021 showing the total profit and selling price per unit.
Answer:
Here's a cost statement for the year 2021:
Production of 1,500 units
Cost of raw materials = Rs. (20,000 x 1.2) = Rs. 24,000
Labour cost = Rs. (12,000 x 1.1) = Rs. 13,200
Fixed overheads = Rs. (8,000/2) = Rs. 4,000
Variable overheads = Rs. (8,000/2 x 1.5) = Rs. 6,000
Office overheads = Rs. 4,000
Selling expenses per unit = Rs. (1,000 x 0.8 / 1,500) = Rs. 0.53
Total cost per unit = Rs. (24,000 + 13,200 + 4,000 + 6,000 + 4,000) / 1,500 = Rs. 28.80
Profit = 25% of selling price
Selling price per unit = (28.80 / (1 - 0.25)) = Rs. 38.40
Total profit = (1,500 x 38.40 x 0.25) = Rs. 14,400
Therefore, the cost statement for the year 2021 shows a total profit of Rs. 14,400 and a selling price per unit of Rs. 38.40.
there is a box in your attic with 3 books 4 dolls and 16 candles what is the ratio of candles to books
Answer:
the answer would be 16 to 3 which can also be shown as 16:3
Step-by-step explanation:
this is because it is asking for candles first so you put 16 next they ask for books so that is why you put 3 next
Roger has two blue ties, one red tie, two blue coats, and two orange coats. What is the probability that he wears either a blue tie or a blue coat
Answer:
4/7
Step-by-step explanation:
Probability is the likelihood or chance that an event will occur.
Probability = Expected outcome/Total outcome
Given
Total outcome = 2blue ties+1red tie+2blue coats+2orange coats
Total outcome = 7
If he wears a blue tie, then the expected outcome will be 2.
Probability that he wears blue tie = 2/7
If he wears a blue coat, then the expected outcome will be 2.
Probability that he wears blue coat = 2/7.
The probability that he wears either a blue tie or a blue coat will be 2/7+2/7 = 4/7
U10 (e) Solve the equation 2x4 + 5x3 – 5x – 2 = 0
Answer:
x₁=1; x₂=-1; x₃=-0.5; x₄=-2.
Step-by-step explanation:
\(2x^4+5x^3-5x-2=0; \ < = > \ 2(x^4-1)+5x(x^2-1)=0; \ < = > \ 2(x^2+1)(x^2-1)+5x(x^2-1)=0; \ < = >\)
\((x^2-1)(2x^2+2+5x)=0; \ < = > \ (x^2-1)(2x^2+5x+2)=0; \ = >\)
\(= > \ \left[\begin{array}{ccc}x=1\\x=-1\\x=-\frac{1}{2} \\x=-2\end{array}\)
Write the expression without using exponents.
(−9x)4
The expression (-9x)^4 can be represented as -6561x^3 without using exponents.
To express the expression (-9x)^4 without using exponents, we can expand it by multiplying the base (-9x) four times using the multiplication property.
(-9x)^4 = (-9x) * (-9x) * (-9x) * (-9x)
To simplify this expression, we can multiply the terms together, taking care to apply the rules of multiplication:
(-9x) * (-9x) = (-9 * -9) * (x * x) = 81 * x^2 = 81x^2
So, by substituting this result back into the original expression, we get:
(-9x)^4 = 81x^2 * (-9x) = -6561 x^3
Therefore, the expression (-9x)^4 can be represented as -6561x^3 without using exponents.
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Each student was asked to create an expression whose quotient is 1/3. each student and the response can be seen on table below.
Answer:hi I believe is is Ben and Elizabeth
Step-by-step explanation:
hich sequence of transformations could map △ABC to △XYZ? a reflection across line m and a dilation a dilation by One-fourth and a reflection across line m a rotation about C and a dilation a dilation by One-fourth and a translation
Answer:
a dilation by One-fourth and a translation
Step-by-step explanation:
For determining the sequence first we have to find out the scale factor which is shown below:
We can calculate the scale factor to obtain
\(= \frac{1.5}{6} \\\\ = \frac{1}{4}\)
Now as we know that the triangle XYZ and the triangle ABC are similar to each other but in the triangle XYZ is smaller in size and it is a shift to upward and right
Therefore the last option is correct
PLEASE HELP!!!
Triangle ABC has vertices at A(-5,2), B(1,3), and C(-3,0). Determine the coordinates of the vertices for the image of the pre image is translated 4 units right.
A. A’(-9,2),B’(-3,3), C’(-7,0)
B. A’(-4,6),B’(0,7),C’(1,0)
C. A’(-1,2),B’(5,3),C’(1,0)
D. A’ (-5,-2), B’(-1,-1), C’(-3,-4)
The coordinates of the vertices for the image of the pre image is translated 4 units right are: ’(-1, 2), B’(5, 3), and C’(1, 0).
What is translation on a coordinate plane?Translation on the coordinate plane is sliding a point or figure in any direction without any changes in size or shape.
During translation, the coordinates of the vertices of a figure or point change, and they slide left or right, up, or down without changing size or shape.
Given the question above, we need to find the coordinates of the vertices for the image of the pre image that are translated 4 units right.
So,
\(\rightarrow\sf \boxed{\boxed{-5+4=1=\bold{(-1,2)}}}\)
\(\rightarrow\sf \boxed{\boxed{1+4=5=\bold{(5,3)}}}\)
\(\rightarrow\sf \boxed{\boxed{-3+4=1=\bold{(1,0)}}}\)
Thus, the coordinates of the vertices for the image of the pre image is translated 4 units right are: ’(-1, 2), B’(5, 3), and C’(1, 0).
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Find the area of the triangle having the indicated angle and sides. (Round your answer to one decimal place.)
B 128°, a 86, c = 37
The area of the triangle with angle B = 128°, side a = 86, and side c = 37 is approximately 2302.7 square units.
To find the area of a triangle when one angle and two sides are given, we can use the formula for the area of a triangle:
Area = (1/2) * a * b * sin(C),
where a and b are the lengths of the two sides adjacent to the given angle C.
In this case, we have angle B = 128°, side a = 86, and side c = 37. To find side b, we can use the law of cosines:
c² = a² + b² - 2ab * cos(C),
where C is the angle opposite side c. Rearranging the formula, we have:
b² = a² + c² - 2ac * cos(C),
b² = 86² + 37² - 2 * 86 * 37 * cos(128°).
By substituting the given values and calculating, we find b ≈ 63.8.
Now, we can calculate the area using the formula:
Area = (1/2) * a * b * sin(C),
Area = (1/2) * 86 * 63.8 * sin(128°).
By substituting the values and calculating, we find the area of the triangle to be approximately 2302.7 square units.
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HELP ME PLEASE HELP ME PLEASE HELP ME PLEASE HELP ME PLEASE HELP
Answer:
Leaves from the vine
Falling so slow
Like fragile tiny shells
Drifting in the foam
Little soldier boy
Come marching home
Brave soldier boy
Comes marching home
find the sum of (2c+6)+3(c+8) pls help me for 15 points and a brainiest!!!
Answer:
(2c+6)+3(c+8)
=2c+6+3c+24
=5c+30
BRAINLIST ASAP
When marcus started school at 5 years old, his parents put $9,050 into a college fund account that earned 7.5% interest. What is the total amount in the account when he starts college at 18 years old? ____
Answer: 17873.75 dollars
Step-by-step explanation:
We can use the equation: l = p x r x t (Total Interest = principal x interest rate x years/time)
9050 will be the principal; it's the amount you deposit in the first place.
7.5% is the interest rate. You can convert it to 0.075 as a decimal.
13 is the years/time. If Marcus's parents put the college fund in when he was 5 and now he's 18, there has been 13 years in between.
9050 x 0.075 x 13 = 8823.75
8823.75 + 9050 = $17873.75
So in Conclusion, the total amount in the account when Marcus is 18 is 17873.75 dollars.
Hope this helps!
42 out of the 56 students at a school assembly were first-grade students. What percentage of
the students at the assembly were first graders
Answer:
75%
Step-by-step explanation:
Divide 42 and 56
does the table represent a proportional relationship?
x 3 6 9 12
y 7 13 19 25
Answer:
x does y does not
Step-by-step explanation:
A cylinder has a radius of 4 millimeters. Its volume is 200.96 cubic millimeters. What is the height of the cylinder?
Answer:
3.999 millimeters.
Step-by-step explanation:
To find the height of the cylinder, we can use the formula for the volume of a cylinder:
V = πr²h
Given that the radius (r) of the cylinder is 4 millimeters and the volume (V) is 200.96 cubic millimeters, we can substitute these values into the formula and solve for the height (h).
200.96 = π(4²)h
200.96 = 16πh
To solve for h, we can divide both sides of the equation by 16π:
200.96 / (16π) = h
Using a calculator, we can calculate the approximate value of h:
h ≈ 200.96 / (16 × 3.14159)
h ≈ 3.999
Therefore, the height of the cylinder is approximately 3.999 millimeters.
Add the following polynomials (write answers in descending order):
1. (7j9 – 2) + (5j9 - j - 3)
2. (8a - 4) + (3a + a - 2)
3. (6m² + 1) + (3a + a - 2)
4. (3m + 1) + (9m + 3m - 2)
5. (- 5x2 - x + 4) + (- 3x?
5x + 2)
Answer/Step-by-step explanation:
1. (7j³ - 2) + (5j³ - j - 3)
Open the parentheses
7j³ - 2 + 5j³ - j - 3
Collect like terms. Like terms are terms that have the same degree.
7j³ + 5j³ - j - 2 - 3 (7j³ and 5j³, have the same degree, 2 and 3 are if the same degree)
12j³ - j - 5 (this already in descending order)
2. (8a⁵ - 4) + (3a⁵ + a - 2)
Open parentheses
8a⁵ - 4 + 3a⁵ + a - 2
Collect like terms
8a⁵ + 3a⁵ + a - 4 - 2
12a⁵ + a - 6 (in ascending order from largest to smallest degree)
3. (6m² + 1) + (3a⁵ + a - 2)
6m² + 1 + 3a⁵ + a - 2
Collect like terms
6m² + 3a⁵ + a + 1 - 2
6m² + 3a⁵ + a - 1
Rearrange from largest to smallest degree
3a⁵ + 6m² + a - 1
4. (3m⁵ + 1) + (9m⁵ + 3m - 2)
3m⁵ + 1 + 9m⁵ + 3m - 2
Collect like terms
3m⁵ + 9m⁵ + 3m + 1 - 2
12m⁵ + 3m - 1
5. (- 5x² - x + 4) + (- 3x² - 5x + 2)
Open parentheses
-5x² - x + 4 - 3x² - 5x + 2
Collect like terms
-5x² - 3x² - x - 5x + 4 + 2
-8x² - 6x + 6
Find the volume: 8 cm 20 cm 12 cm
Answers: 960 cm 1920 cm 3 960 cm 2 240 cm
Answer:
1920 cm
Step-by-step explanation:
You multiply the values together. 8 times 20 times 12 is equal to 1920 cm.
What is the distance from C to B
please help me
In the lab, Chau has two solutions that contain alcohol and is mixing them with each other. Solution A is 40% alcohol and Solution B is 12% alcohol. He uses 900 milliliters of Solution A. How many milliliters of Solution B does he use, if the resulting mixture is a 24% alcohol solution?
600 mL of solution B and 3(600) = 1800 mL of solution A are used by Chau.
How many letters make up one milliliter?It is equivalent to one thousandth of a liter (1 liter = 1000 milliliters) and is used to measure lesser amounts of liquid. The letters ml or mL are used to represent milliliters. Take note of the following graph, which displays 1000 ml of water. Capacity measurements are made using milliliters. It represents a thousandth of a liter. Alternatively said, a one-liter container might hold 1,000 milliliters. In the metric system, a milliliter abbreviated as ml or mL is a unit of volume. One cubic centimeter, or one milliliter, is equivalent to one thousandth of a liter.Let x = the amount of Solution B used
3x = the amount of Solution A used
Knowing that 13% = 0.13 and 18% = 0.18, we can create the equation shown below:
3x(0.13) + x(0.18) = 342 (Remember that the concentration of pure alcohol is 100%, or 1.00).
0.39x + 0.18x = 342
0.57x = 342
x = 600 mL
600 mL of solution B and 3(600) = 1800 mL of solution A are used by Elsa.
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The given figures are similar find the value of x and simplify your answer
The value of the variable is 8
How to determine the valueIt is important to note the properties of a rectangle are;
It has four sidesA length and a widthThe sum of the interior angles of a rectangle is 360 degreesThe diagonal divides the rectangle into two equal parts.From the information given, we have that;
the two rectangles are equal, then, we have that;
Width of rectangle 1 = 13
Width of rectangle 2 = 2x - 3
Substitute the values, we have;
Equate the values
2x - 3 = 13
collect the like terms
2x = 13 + 3
2x = 16
Divide by the coefficient, we get;
x = 8
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