Answer:
B
Step-by-step explanation:
I have done this before
Graph the line with slope 1/3 and y-intercept −2.
The graph of the function y = 1/3x - 2 is added as an attachment
Sketching the graph of the functionFrom the question, we have the following parameters that can be used in our computation:
Slope = 1/3y-intercept = -2So, the equation is
y = 1/3x - 2
The above function is a linear function that has been transformed as follows
Vertically stretched by a factor of 1/3Shifted down by 2 unitsNext, we plot the graph using a graphing tool by taking note of the above transformations rules
The graph of the function is added as an attachment
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Ashley started washing at 10:28 AM and finished at 10:41 AM.
How long did it take her? Give your answer in minutes.
Answer:
13 minutes
Step-by-step explanation:
The reason why it is 13 minutes is because you subtract 10:41 AM from 10:28 AM and you get 13 minutes.
Answer:
13
Step-by-step explanation:
41-28= 13
the hours don't change so you just need to subtract the minutes
In Exercises 21 and 22 , determine the value(s) of h such that the matrix is the augmented matrix of a consistent linear system. 21. [ 2 4 3 6 h 7]
22. [ 1 5 −3 h −2 −7]
The original matrix [ 1 5 −3 h −2 −7] and [ 2 4 3 6 h 7] is the augmented matrix of a consistent linear system, regardless of the value of h.
The augmented matrix of a consistent linear system, we need to perform row operations and transform it into an echelon form or a reduced row echelon form. In this form, we can easily read the system of linear equations and determine its consistency.
Let's apply some row operations to the given matrix. We can start by dividing the first row by 2 to obtain a leading 1 in the first column:
[ 1 2 3/2 3 h/2 7/2]
Next, we can subtract twice the first row from the second row to get a zero in the first column of the second row:
[ 1 2 3/2 3 h/2 7/2]
[ 0 1 -3/2 0 h/2 -5/2]
Now, we can subtract 3/2 times the second row from the third row to get a zero in the first column of the third row:
[ 1 2 3/2 3 h/2 7/2]
[ 0 1 -3/2 0 h/2 -5/2]
[ 0 0 9/2 3 -3h/4 13/4]
At this point, the matrix is in echelon form, and we can read the system of linear equations:
x + 2y + (3/2)z = 3
y - (3/2)z + (h/2)w = -5/2
(9/2)z + 3w - (3h/4)v = 13/4
Therefore, the original matrix [ 2 4 3 6 h 7] is the augmented matrix of a consistent linear system, regardless of the value of h.
Exercise 22 follows a similar procedure. The matrix is [ 1 5 −3 h −2 −7], and we can apply row operations to transform it into echelon form:
[ 1 5 -3 h -2 -7]
[ 0 1 -1/5 h/5 4/5 -3/5]
[ 0 0 -6/5 (h²)/5 -38/25 22/25]
The resulting system of linear equations is:
x + 5y - 3z + hw - 2v = -7
y - (1/5)z + (h/5)w + (4/5)v = -3/5
(-6/5)z + (h²)/5w - (38/25)v = 22/25
We see that the last row has no zeros, except for the rightmost column, so the system is consistent for any value of h
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Please help
A soda can has a height of 9 cm and a diameter of 2 cm.
What is the volume?
Create a can with a 2 cm radius and a 9 cm height using the interactive, this can has a volume of 113.1 cm3.
What is volume?Each thing in three dimensions takes up some space. The volume of this area is what is being measured.
The space occupied within an object's borders in three dimensions is referred to as its volume.
It is sometimes referred to as the object's capacity.
Finding an object's volume can help us calculate the quantity needed to fill it, such as the volume of water needed to fill a bottle, aquarium, or water tank.
Since the forms of various three-dimensional objects vary, so do their volumes.
According to our question-
volume of a can is = πr²h + 2πr³
V = Π (4)2*12
113.1 cm3.
Hence, Create a can with a 2 cm radius and a 9 cm height using the interactive, this can has a volume of 113.1 cm3.
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Review the graph of function f(x). On a coordinate plane, a curve starts at open circle (negative 3, negative 2), increases through (negative 1, 0) to (1, 2), and then curves down to closed circle (3, 0). Which statement describes whether the extreme value theorem applies? The extreme value theorem applies, and f(x) has both a minimum and a maximum. The extreme value theorem applies, and f(x) has a maximum but not a minimum. The extreme value theorem does not apply, and f(x) does not have a minimum or a maximum. The extreme value theorem does not apply, and f(x) has a maximum but not a minimum.
The correct answer is "The extreme value theorem applies, and f(x) has both a minimum and a maximum."
What is the extreme value theorem?
The extreme value theorem states that if a function is continuous on a closed interval, then it must have both a maximum and a minimum value on that interval. To determine whether the extreme value theorem applies to the graph of f(x), we need to check if the function is continuous on a closed interval and whether it has a highest and lowest point within that interval.
Looking at the graph of f(x), we can see that the function is continuous on the closed interval [-3, 3] since it has no breaks or jumps. Additionally, the graph has the highest point at (1, 2) and the lowest point at (-3,-2). Therefore, we can conclude that the extreme value theorem applies and that f(x) has both a minimum and a maximum value on the interval [-3, 3].
Therefore, the correct answer is (a) "The extreme value theorem applies, and f(x) has both a minimum and a maximum."
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At the start of a soccer game, the referee flips a coin to determine which team gets the ball first. The referee making
the calls for your upcoming game has seen the last 5 coin flips come up tails. The team captain plans to call heads
during the coin flip because he says it is long overdue.
Is your friend's reasoning correct?
O Yes, the coin flip is more likely to come up heads in order for the probability of heads to get back to 0.5.
No, it is highly unlikely to get 5 tails in a row by chance alone, so the friend should continue to go with tails. This
referee must be using an unfair coin.
O No, the probability of getting heads or tails is 0.5, regardless of the outcomes of the previous flips.
Yes, after so many tails in a row, the coin is due to show heads.
Answer: The answer is C on Edge 2020
Step-by-step explanation:
Answer:
(C) No, the probability of getting heads or tails is 0.5, regardless of the outcomes of the previous flips.
Is correct
ED2021
Dom buys a stock option for $2500 that pays out 15% annual interest compounded monthly. What is Dom's balance after 6 years?
Answer:
375
Step-by-step explanation:
dude what is this i dont understand
Answer:
g(1) = 1
Step-by-step explanation:
the absolute value function always gives a positive result, that is
| - a | = | a | = a
to evaluate g(1) substitute x = 1 into g(x)
g(1) = - 3| 1 - 2| + 4
= - 3| - 1| + 4
= - 3(1) + 4
= - 3 + 4
= 1
simplify the expression: 5(1+2m)
Answer:
Hi!
The answer would be: 5 + 10m
I hope this helped you! :)
Answer:
\(\bf 5+10m\)
Step-by-step explanation:
\(\bf 5\left(1+2m\right)\)
Apply the distributive law:-
\(\bf 5\left(1+2m\right)=5\times \:1+5\times\:2m\)
\(\bf 5\times\:1+5\times \:2m\)
\(\bf 5+10m\)
___________________
Hope this helps!
Have a good one!
In August Maria’s clothing store sold 1547 shirts with the ratio of short sleeve to long sleeve shirt being 9:8. how many short sleeve shirts were sold
The number of short sleeves that Maria sold is 819.
What is ratio?Ratio demonstrates how many times one number can fit into another number. Ratios contrast two numbers by ordinarily dividing them.
In this case, Maria’s clothing store sold 1547 shirts with the ratio of short sleeve to long sleeve shirt being 9:8.
The number of short sleeves will be:
= Ratio for short sleeve / Total ratio × Total number of clothes
= 9 / (8 + 9) × 1547
= 9/17 × 1547
= 819
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How many meters are in 3.6 kilometers?
What is another name for Angle 2? Lines E H and D F intersect at point G. Angle 2 is formed by line segments D G and G E and angle 1 is formed by line segments E G and G F. Angle D G E Angle G E D Angle E G F Angle G E F
When two straight lines or rays intersect at a shared endpoint, an angle is generated. The correct option is A.
What is an angle?When two straight lines or rays intersect at a shared endpoint, an angle is generated. An angle's vertex is the common point of contact. Angle is derived from the Latin word angulus, which means "corner."
The diagram for the given problem can be made as shown below. Therefore, the other name for angle 2 will be ∠DGE.
Hence, the correct option is A.
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Answer:
a
Step-by-step explanation:
got it right
how to find area of irregular shapes?
Finding the area of irregular shapes can be challenging, as they do not have a regular geometric formula to calculate their area. However, there are a few methods you can use depending on the shape and available information. Here are three common approaches:
Break it into simpler shapes: If the irregular shape can be divided into simpler geometric shapes (such as rectangles, triangles, circles, or trapezoids), you can calculate the area of each individual shape and then sum them up to find the total area. This method is called the “composite shape” or “dissection” method.Approximation using grids: If you have a grid or graph paper, you can overlay it on the irregular shape and count the number of squares that are fully or partially covered by the shape. Multiply the number of squares by the area of each square to estimate the area of the irregular shape. This method is known as the “grid method” or “counting squares.”Using calculus: If you have an equation or a graph of an irregular shape, you can use calculus techniques to find the area. By integrating the function that represents the shape's boundary or using numerical integration methods, you can determine the area under the curve. This method is more advanced and requires knowledge of calculus.It's important to note that these methods provide approximations and may not yield exact results, especially for highly complex irregular shapes. Additionally, there may be specialized techniques for specific types of irregular shapes. In some cases, using computer software or online tools designed for area calculations can also be helpful.
Remember to carefully assess the shape and available information to choose the most suitable method for finding the area of an irregular shape in your specific situation.
Write the ratio of 4 roses to 24 flowers
Answer:
4:24 or also 1:6
Step-by-step explanation:
See whether you're understanding the subject and skills.
If you have any specific questions or need assistance, feel free to ask, and I'll do my best to provide a helpful response within the scope of my training
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.
pls help me this my my second assignment help me!!!
Answer:
Step-by-step explanation:
F/4 = 18
Multiply both sides by 4
F = 72 N
answer is A
Answer:
72N
Step-by-step explanation:
pressure=force/Area
MAKE FORCE SUBJECT OF THE FORMULA
:. FORCE=PRESSURE ×AREA
Force=18Nm² × 4m²
Force= 18N ×4
:. Force=72N
PLEASE MARK AS BRILLIANT ANSWER
Solve
4x - 2y + z =6
-2x + y = -4
3y - 2z = 4
Answer in the for (x, y, z) in the simplest terms.
Answer:
(2, 0, - 2 )
Step-by-step explanation:
4x - 2y + z = 6 → (1)
- 2x + y = - 4 → (2)
3y - 2z = 4 → (3)
multiplying (2) by 2 and adding to (1) will eliminate both x and y
- 4x + 2y = - 8 → (4)
add (1) and (4) term by term to eliminate x and y
0 + 0 + z = - 2
z = - 2
substitute z = - 2 into (3) and solve for y
3y - 2(- 2) = 4
3y + 4 = 4 ( subtract 4 from both sides )
3y = 0 ⇒ y = 0
substitute y = 0 into (2) and solve for x
- 2x + 0 = - 4
- 2x = - 4 ( divide both sides by - 2 )
x = 2
solution is (2, 0, - 2 )
(EASY) Which best describes the relationship between the lines?
−56a−64=?
Does anybody know what the answer to this question is?
If you know, please tell me. I'm really in a hurry.
A
B
C
D
37. What is the length of side P in the figure below?
6.7 cm
11 cm
15 cm
45 cm
20 cm
25 cm
P
The length of the side P is 15 cm. And the right option is C.
What is Pythagoras theorem?Pythagoras theorem states that “In a right-angled triangle, the square of the hypotenuse side is equal to the sum of squares of the other two sides.
To calculate the length of side P we use Pythagoras theorem's formula
Pythagoras formula:
a² = b²+c²......................... Equation 1Where:
a = Diagonal of the rectangleb = Length of the rectanglec = Width of the rectangleFrom the diagram,
Given:
a = 25 cmb = 20 cmc = p cmSubstitute these values into equation 1
25² = 20²+p²p² = 25²-20²p² = 225p = √225p = 15 cmHence, the right option is C 15 cm.
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Two cylinders, a and b, each started with different amounts of water. The graph shows how the height of the water changed as the volume of water increased in each cylinder. Match the graphs of a and b to Cylinders P and Q. Explain your reasoning. height in centimeters b volume in milliliters P
To match the graphs of cylinders a and b to cylinders P and Q, we need to analyze the relationship between the height of the water and the volume of water in each cylinder.
Cylinder P would correspond to graph b, while Cylinder Q would correspond to graph a.
The reasoning behind this is as follows:
Cylinder P, corresponding to graph b, shows a steeper increase in height with increasing volume. This indicates that the water level rises quickly as more volume is added, suggesting that the cylinder has a smaller cross-sectional area. Since height is directly proportional to volume for a cylinder, a smaller cross-sectional area would result in a higher rise in height for the same volume of water.
Cylinder Q, corresponding to graph a, shows a slower increase in height with increasing volume. This implies that the water level rises more gradually as more volume is added, indicating a larger cross-sectional area. A larger cross-sectional area would result in a smaller increase in height for the same volume of water.
In summary, the steeper graph b matches Cylinder P with a smaller cross-sectional area, while the gentler graph a matches Cylinder Q with a larger cross-sectional area.
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Work the following problem using the table. Choose the correct answer.
Currency on hand = 5,000 Italian lira
Currency desired = United States dollars
How many United States dollars based on Wednesday quotation? $
Based on the Tuesday rate, $100 United States dollars is equal to 843.64 French francs.
One hundred US dollars are equivalent to 834.3664 French francs at the exchange rate on Tuesday. Accordingly, you can swap eight hundred forty-three point 64 years old French francs for every one hundred dollars in the United States.
1. From the tables, the Tuesday rate is 0.119 US dollars to 1 French franc.
2. To find the exchange rate, multiply the number of US dollars by the exchange rate: 100 x 0.119 = 11.90.
3. To find the amount in French francs, divide the US dollars by the exchange rate: 11.90 / 0.119 = 843.64 French francs. Based on the Tuesday rate, $100 United States dollars is equal to 843.64 French francs.
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What is x in this figure?
Answer: x=36
Assuming that O is the centre of the circle,
108+a+a=180(sum of the interior angles of a triangle is 180)
2a=180-108
2a=72
a=72÷2
a=36
a=x (angles in the same segment are equal)
Therefore x=36
Step-by-step explanation:
What is the value of the second quartile
Answer:
the value is 20 out of 100
Step-by-step explanation:
528+787 using standard algorithm
Answer: 1,315
528
+787
---------
1315
Answer: 1315
Step-by-step explanation:
1 1
528
+787
1315
(b) a dy integral that represents the surface area of the solid formed when c is rotated about the (x or y)-axis
The surface area of the surface generated by rotating the curve y = x² about the y-axis, and we found that the surface area is approximately 54.33 square units.
In this case, the curve we want to rotate is y = x², and we want to rotate it about the y-axis. To use the formula above, we need to express the equation of the curve in terms of x. Therefore, we need to rewrite y = x² as x = √y.
Next, we need to find the derivative of x = √y with respect to y, which is:
dx/dy = 1/2√y
Substituting this into the formula for the surface area, we get:
Surface Area = 2π ∫[0,4] √y √(1+(1/2√y)²) dy
Simplifying the expression inside the square root, we get:
Surface Area = 2π ∫[0,4] √(y+(1/4)) dy
We can evaluate this integral using the power rule of integration, which gives:
Surface Area = 2π [2/3(y+(1/4))^(3/2)]₀⁴
Simplifying further, we get:
Surface Area = 2π [2/3(17/4)^(3/2)]
Surface Area ≈ 54.33 square units
Therefore, the surface area of the surface generated by rotating the curve y = x² about the y-axis is approximately 54.33 square units.
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Complete Question:
How do you find the area of the surface generated by rotating the curve about the y-axis y = x^2 , 0 ≤ x ≤ 2 ?
What number is 150% of 96
Answer:
What number is 150% of 96?144 is 150% of 96.
Answer: 144
Step-by-step explanation:
144
150 x 96
100
= 144
The radius of a circle is 1 foot. What is the length of a 90° arc?
90°
r=1ft
Give the exact answer in simplest form.
According to the given data the length of a \(90^{0}\) arc is \(\pi /2\) or approximately \(1.57\) feet.
What is meant by length of arc?In geometry, the length of an arc is the distance along the curved line that makes up the arc. It is a measure of the "length" of a portion of a circle's circumference, and it is usually expressed in the same units as the circle's radius.
According to the given information:
The length of a \(90^{0}\) arc in a circle with radius \(1\) foot can be calculated using the formula:
Length of arc = (angle/\(360\)) x \(2\pi r\)
where angle is the central angle of the arc in degrees, r is the radius of the circle, and \(\pi\) is a mathematical constant approximately equal to \(3.14159\).
Substituting the given values, we have:
Length of arc = (\(90/360\)) x \(2\pi(1 ft)\)
Length of arc = \((1/4)\) x \(2\pi ft\)
Length of arc = \(\pi /2 ft\)
Therefore, the length of the \(90^{0}\) arc is \(\pi /2 feet\) or approximately \(1.57 feet\)
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the length of the 90° arc is π/4 feet or approximately 0.785 feet
What is arc of circle?
In geometry, an arc of a circle is a portion of the circle's circumference. It is defined by two endpoints and all points along the circle between those endpoints. The measure of an arc is typically given in degrees or radians and can be used to calculate various properties of the circle, such as its length, area, and sector angles.
The formula for the length of an arc is:
L = (θ/360) × 2πr
where L is the length of the arc, θ is the central angle of the arc in degrees, and r is the radius of the circle.
In this case, θ = 90° and r = 1 ft, so we have:
L = (90/360) × 2π(1) = (1/4) × π = π/4
Therefore, the length of the 90° arc is π/4 feet or approximately 0.785 feet (rounded to 3 decimal places).
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5y3 – 4y – 1
Leading term:
Leading coefficient:
Constant term:
Answer:
Leading term:
5y^3
Leading coefficient:
5
Constant term:
-1
Step-by-step explanation:
5y^3 -4y -1
The leading term is the term with the highest power of the variable
5y^3 is the leading term
the leading coefficient is the number in front of the highest power of the variable
5 is the leading coefficient
The constant term is the number alone
-1 is the constant term
2. The diagram above shows a wooden structure in the form of a cone mounted on hemispherical base. The vertical height of the cone is 24cm and the base 7cm. Calculate correct to 3 significant figures the surface area of the structure. (Take π= 22/7)
The surface area of the wooden structure is approximately 1012 cm².
To calculate the surface area of the wooden structure, we need to find the surface area of the cone and the surface area of the hemispherical base, and then add them together.
Surface Area of the Cone:
The surface area of a cone is given by the formula:
A_{cone = \(\pi \times r_{cone} \times (r_{cone} + s_{cone})\), \(r_{cone\) is the radius of the base of the cone and \(s_{cone\) is the slant height of the cone.
The vertical height of the cone is 24 cm, and the base radius is 7 cm, we can calculate the slant height using the Pythagorean theorem:
\(s_{cone\) = \(\sqrt{(r_{cone}^2 + h_{cone}^2).\)
Using the given measurements:
\(s_{cone\) = √(7² + 24²) cm
\(s_{cone\) ≈ √(49 + 576) cm
\(s_{cone\) ≈ √625 cm
\(s_{cone\) ≈ 25 cm
Now, we can calculate the surface area of the cone:
\(A_{cone\) = π × 7 cm × (7 cm + 25 cm)
\(A_{cone\) = (22/7) × 7 cm × 32 cm
\(A_{cone\) = 704 cm²
Surface Area of the Hemispherical Base:
The surface area of a hemisphere is given by the formula:
\(A_{hemisphere\) = \(2 \times \pi \times r_{base}^2\), \(r_{base\) is the radius of the base of the hemisphere.
Given that the base radius is 7 cm, we can calculate the surface area of the hemispherical base:
\(A_{hemisphere\) = 2 × (22/7) × (7 cm)²
\(A_{hemisphere\) = (22/7) × 2 × 49 cm²
\(A_{hemisphere\) = 308 cm²
Total Surface Area:
To calculate the total surface area, we add the surface area of the cone and the surface area of the hemispherical base:
Total Surface Area = \(A_{cone} + A_{hemisphere}\)
Total Surface Area = 704 cm² + 308 cm²
Total Surface Area = 1012 cm²
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