Answer:
x\(\geq\)6
Step-by-step explanation:
The dot is filled so it could be equal to 6 and the arrow points to the right so it could also be greater than 6 this is why we put the "equal to or greater than" sign for x
A patio tile design is constructed from a square inscribed in a circle. The circle has radius 6 square 2 feet.
Answer:
Step-by-step explanation:
The edge of the square is 12 feet. Then the area of the square is 144 square feet.
What is the area of the square?All the sides of a square are congruent. Let a be the side length of the square. Then the area of the square is the square of the side length of the square.
Then the area of the square will be
Area of the square = a² square units
A porch tile configuration is developed from a square engraved all around. The circle has a span of 6√2 feet.
The edge of the square is calculated as,
(2r)² = a² + a²
2r² = a²
2 × (6√2)² = a²
2 × 36 × 2 = a²
a² = 144
a = 12 feet
Then the area of the square is calculated as,
A = (12)²
A = 144
The edge of the square is 12 feet. Then the area of the square is 144 square feet.
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Annie's Pie Shop has 12 pies for sale, including 4 chocolate cream pies.
What is the probability that a randomly selected pie will be a chocolate cream pie?
Write your answer as a fraction or whole number.
The best solution gets brainlist
Answer: 1/3
Step-by-step explanation:
The probability of selecting a chocolate cream pie can be found by dividing the number of chocolate cream pies by the total number of pies:
Probability of selecting a chocolate cream pie = Number of chocolate cream pies / Total number of pies
Probability of selecting a chocolate cream pie = 4 / 12
Simplifying this fraction by dividing the numerator and denominator by 4 gives:
Probability of selecting a chocolate cream pie = 1/3
Therefore, the probability of selecting a chocolate cream pie from Annie's Pie Shop is 1/3.
What is "five thousand, six" in standard form?
Answer:
5,006 :)
Step-by-step explanation:
1. Which of these has more days?
a. 1 month b. 3 weeks
c. 20 days
1 month = 28-31 days
3 weeks = 3 * 7 = 21 days
20 days
Answer: A (1 month).
Answer:
1 month because one month =4 weeks
Step-by-step explanation:
Kate says that 2 1/2 quarts is the same as 8 1/2 cups. Tim says that 2 1/2 is the same as 10 cups. who is correct? (4 cups = 1 quart)
Answer:
Kate is correct
Step-by-step explanation:
Hope i did that in time
Answer:
Tim is correct
Step-by-step explanation:
2 1/2 or 2.5 is equivalent to 10 cups
1qrt = 4 cups
which equivalent expression demonstrates the communtive property?
Please help me with the circled math question homework
The expressions are simplified to give;
7. 4n³(3n² + 4)
8. -3x(3x² - 4)
9. 5(k² - 8k + 2)
10. -10(6 + 6n² + 5n³)
11. 3(6n³ - 4n - 7)
12. 9(7n³ + 9n + 2)
What are algebraic expressions?Algebraic expressions are defined as mathematical expressions that are composed of variables, coefficients, terms, factors and constants.
These algebraic expressions are also made up of arithmetic operations, such as;
AdditionBracketSubtractionDivisionParenthesesMultiplicationTo factorize the expressions, we have;
12n⁵ + 16n³
Find the common term
4n³(3n² + 4)
-9x³ - 12x
find the common term
-3x(3x² - 4)
5k² - 40k + 10
find the common terms
5(k² - 8k + 2)
-60 + 60n² + 50n³
find the common term
-10(6 + 6n² + 5n³)
18n³ -12n - 21
find the common term
3(6n³ - 4n - 7)
63n³ + 81n + 18
Find the common term
9(7n³ + 9n + 2)
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A pet store has seven puppies, including four poodles, two terriers, and one retriever. Suppose Rebecka and Aaron, in that order, each select one puppy at random without replacement (Rebecka and Aaron cannot select the same puppy). Find the probability that Aaron selects a terrier, given Rebecka selects a poodle.
The probability that Aaron selects a terrier, given Rebecka selects a poodle, is 1/3.
To find the probability that Aaron selects a terrier, given Rebecka selects a poodle, we need to use conditional probability.
First, we need to find the probability that Rebecka selects a poodle. Since there are four poodles out of seven puppies total, the probability that Rebecka selects a poodle is 4/7.
Next, we need to find the probability that Aaron selects a terrier, given that Rebecka has already selected a poodle. Now there are only three poodles and two terriers left in the store, so the probability that Aaron selects a terrier is 2/6 (or simplified, 1/3).
Putting it all together, we can use the formula for conditional probability:
P(Aaron selects a terrier | Rebecka selects a poodle) = P(Aaron selects a terrier and Rebecka selects a poodle) / P(Rebecka selects a poodle)
Since we know that Rebecka selects a poodle, the numerator is just the probability that Aaron selects a terrier given that there are three puppies left in the store. So:
P(Aaron selects a terrier and Rebecka selects a poodle) = (1/3) * (4/7) = 4/21
And we already calculated that P(Rebecka selects a poodle) = 4/7. So:
P(Aaron selects a terrier | Rebecka selects a poodle) = (4/21) / (4/7) = 1/3
Therefore, the probability that Aaron selects a terrier, given Rebecka selects a poodle, is 1/3.
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what is derivative calculator symbolab
Symbolab is an online math tool that offers a wide range of math-related services, including a derivative calculator. The derivative calculator provided by Symbolab is a free tool that allows users to calculate the derivative of a given function with respect to a variable.
To use the Symbolab derivative calculator, you simply need to enter the function you want to differentiate and choose the variable with respect to which you want to differentiate the function. The calculator will then provide you with the derivative of the function in a step-by-step format, including the derivative rules used at each step.
The Symbolab derivative calculator supports a wide range of functions, including trigonometric functions, exponential functions, logarithmic functions, and more. It also supports partial derivatives and implicit differentiation.
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A rectangular fish tank has width w inches, length w + 8 inches, and height 18 - w inches. All dimensions are greater than 6 inches. The volume of the tank is 1440 cubic inches. Find the length, width, and height of the fish a. width: 12 in., length: 20 in., height: 6 in. b. width: 10 in., length: 18 in., height: 8 in. C width: 10 in., length: 8 in., height: 18 in. d. width: 12 in., length: 18 in., height: 8 in.
Answer:
To find the dimensions of the fish tank, we can set up the equation:
(width) * (length) * (height) = 1440 cubic inches
Substituting the given expressions for the dimensions of the tank, we get:
(w) * (w + 8) * (18 - w) = 1440
This is a quadratic equation in w, and we can solve it using the quadratic formula:
w = (-(w + 8) +/- sqrt((w + 8)^2 - 4*(18 - w)11440)) / (2*1)
This simplifies to:
w = (-(w + 8) +/- sqrt(w^2 + 16w + 64 - 72w + 5760)) / 2
= (-(w + 8) +/- sqrt(w^2 - 56w + 5760)) / 2
We can further simplify this equation by factoring:
w = (-(w + 8) +/- sqrt((w - 40)(w - 144))) / 2
We can then solve for w by setting each factor equal to zero:
w - 40 = 0 => w = 40
w - 144 = 0 => w = 144
Since the width of the fish tank must be greater than 6 inches, the only valid solution for w is 40 inches. Substituting this value back into the equation for the volume of the tank, we find that the length of the tank is 48 inches (w + 8 = 40 + 8 = 48) and the height of the tank is 12 inches (18 - w = 18 - 40 = 12).
Therefore, the dimensions of the fish tank are:
width: 40 inches
length: 48 inches
height: 12 inches
The correct answer is therefore (a) width: 12 in., length: 20 in., height: 6 in.
Step-by-step explanation:
CAN ANYONE HELP ME PLS I NEED HELP PLS AND THANK YOU
Answer:
Here, BRX and NJY are two triangles in which,
Step-by-step explanation:
there are 18 sweets in a packet. 8 of the sweets are mint what fraction of the sweets are not mint
Answer:
10/18 of the sweets are not mint
you can also simplify this fraction and say 5/9
A) Draw the shear diagram for the cantilevered beam. B) Draw the moment diagram for the cantilevered beam.
Diagrams attached. A) The shear diagram for a cantilevered beam can be drawn as follows: At the fixed end (left side), there is a reaction force pointing upwards, denoted as R.
Moving along the beam towards the free end, there are no concentrated loads. However, there might be a distributed load acting on the beam.
If there is a distributed load, the shear force will change linearly from the reaction force R to zero as we move towards the free end of the beam.
Plot the values of the shear force on the y-axis of the diagram against the distance along the beam on the x-axis.
B) The moment diagram for a cantilevered beam can be drawn as follows:
Start from the fixed end and move along the beam towards the free end.
At the fixed end, the moment is usually zero.
If there is a concentrated load acting on the beam, the moment will change abruptly at that location.
If there is a distributed load, the moment will change linearly.
Plot the values of the moment on the y-axis of the diagram against the distance along the beam on the x-axis.
Note: Since the specific dimensions and loadings of the cantilevered beam were not provided, the shear and moment diagrams would require additional information to accurately draw them.
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kathy wants to place a printer 9 ft from the filing cabinet. can the other two distances shown be 7 ft and 2 ft ? identify the answer with the correct explanation.
No. the sum of any two lengths of the triangle is greater than the third length.
Option (A) is correct.
Since, A triangle is a polygon with three edges and three vertices. In Euclidean geometry, a triangle is completely determined by the three points that make up its vertices.
Kathy wants to place a printer 9ft from the filing cabinet. Can the other two distances are shown to be 7ft and 2ft.
Hence, No the sum of any two lengths of the triangle should be greater than the third side.
but 7 + 2 = 9,
so the condition for a triangle is false.
Hence, the correct explanation would be "No. the sum of any two lengths of the triangle is greater than the third length."
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Complete question is,
Kathy wants to place a printer 9ft from the filing cabinet. Can the other two distances shown be 7ft and 2ft? Identify the answer with the correct explanation. Printer Desk Filing Cabinet
O Yes; the sum of any two lengths is greater than the third length.
O No; the sum of any two lengths is not greater than the third length.
O Yes; the sum of any two lengths is equal to the third length.
O No; the sum of any two lengths is greater than the third length
in a regression analysis, the coefficient of determination is 0.4225. the coefficient of correlation in this situation is question 18 options: 0.65 0.1785 any positive value any value
The coefficient of correlation in this situation is 0.65.
The coefficient of determination (R-squared) is the square of the coefficient of correlation (r). Therefore, to find the coefficient of correlation in this situation, we need to take the square root of the coefficient of determination.
In this case, the coefficient of determination is 0.4225. Taking the square root of 0.4225 gives us the coefficient of correlation:
Coefficient of correlation (r) = √0.4225
The coefficient of correlation in this situation is 0.65.
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Rajan brought a book for Rs 180 and sold it to sajan at a profit of 20%. Sajan sold that book to Nirajan at a loss of20%. At what price Nirajan should sell the book to receive 5% profit.
Answer:
Ans: Rs 181.44.
Step-by-step explanation:
definef :r→randg:r→rbytheformulas f(x) = x 3 and g(x) = −x for all x ∈ r. find g ◦ f,(g ◦ f)−1,g−1,f−1,
The results of the requested operations are as follows g ◦ f(x) = -(x^3), (g ◦ f)^(-1)(x) = ∛(-x), g^(-1)(x) = -x. and f^(-1)(x) = ∛x
Let's break down the given functions and perform the requested operations:
Function f(x) = x^3: This function takes an input x and returns the cube of x.
Function g(x) = -x: This function takes an input x and returns the negation of x.
Now, let's compute the requested operations:
a) g ◦ f (composition of g and f):
To find g ◦ f, we substitute the output of f into g. Applying f(x) = x^3 to g(x), we have g(f(x)) = g(x^3) = -(x^3). Therefore, g ◦ f(x) = -(x^3).
b) (g ◦ f)^(-1) (inverse of g ◦ f):
To find the inverse of g ◦ f, we need to find the function that "undoes" the effect of g ◦ f. Since g ◦ f(x) = -(x^3), the inverse function would be the cube root function, denoted as (g ◦ f)^(-1)(x) = ∛(−x).
c) g^(-1) (inverse of g):
To find the inverse of g, we need to find the function that "undoes" the effect of g(x) = -x. In this case, the inverse function would be the negation of x, g^(-1)(x) = -x.
d) f^(-1) (inverse of f):
To find the inverse of f, we need to find the function that "undoes" the effect of f(x) = x^3. The inverse function of f(x) = x^3 would be the cube root function, f^(-1)(x) = ∛x.
Therefore, the results of the requested operations are as follows:
g ◦ f(x) = -(x^3)
(g ◦ f)^(-1)(x) = ∛(-x)
g^(-1)(x) = -x
f^(-1)(x) = ∛x
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Concentric circles are internally tangent circles, true or false?
Concentric circles are internally tangent circles which is the true statement.
What is geometry?Geometry is the description of figures in a space with a specific number of dimensions and types. Plane geometry is the most prevalent sort of geometry (dealing with objects like the point, lines, circles, triangles, and polygons)
Concentric circles are circles that have the same center but different radii.
When two concentric circles are drawn, it is possible for them to be internally tangent, meaning that they touch each other at exactly one point and the point of tangency is inside both circles.
In this case, one circle is entirely contained within the other circle.
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Write each expression in the correct column to show whether the quotient is less than, greater than, or equal to 1
The expressions based on the information given are illustrated below
How to calculate the expression?3/4 ÷ 1/2 = 1.5 = quotient is grater than 1
1/2 ÷ 3/4 = 2/3 = quotient is less than 1
2/9 ÷ 1/27 = 6 = quotient is grater than 1
5/3 ÷ 20/6 = 1/2 = quotient is less than 1
4/3 ÷ 3/5 = 20/9 = quotient is grater than 1
19/8 ÷ 2 3/8 = 1 = quotient is equal to 1.
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HELP!!
Mr. Wood bought BART tickets for his class field trip. If 40 tickets costed 60 dollars, how much did 15 tickets cost? *
Answer:
22.5
Step-by-step explanation:
Each ticket costs 1
Answer:
$22.50 for 15 tickets
Step-by-step explanation:
$60 divided by 40 = $1.50 per ticket
$1.50 x 15= $22.50
1 7
_ + _
6 10
Ayuda por favor
Answer: no entiendo la estructura de la operacion
Step-by-step explanation:
Can someone please help me with this question
The prism can be cut into three pyramids with the shaded faces congruent. If the shaded faces are considered as bases, then all three pyramids have the same height, h. Therefore the pyramids have equal volumes. What is the volume of each pyramid?
A) ⅓Bt
B) ⅓Ah
C) ⅓Ar
D) ⅓At
This is a two-part question: A 12-pack of bottled mineral water sells for $3.85. For the following, state whether to use multiplication or division for the specified amount: a) The cost of one bottle of water:
Answer:
division
Step-by-step explanation:
12-pack of bottled mineral water sells for $3.85
The cost of one bottle of water= $3.85/12= $0.32
HELP! Solve the equation on the interval [0,2pie]
Answer:
B
Step-by-step explanation:
\( \tan {}^{2} x) \sin(x) = \tan {}^{2} (x) \)
\( \sin(x) = 1\)
X=
\(\frac{\pi}{2} \)
\(2\pi\)
a town recently dismissed 6 employees in order to meet their new budget reductions. the town had 4 employees over 50 years of age and 17 under 50 . if the dismissed employees were selected at random, what is the probability that exactly 2 employees were over 50 ? express your answer as a fraction or a decimal number rounded to four decimal places.
The probability that exactly 2 employees were over 50 if the dismissed employees were selected at random is 0.2048.
We have to determine the probability that exactly 2 employees were over 50 if the dismissed employees were selected at random. It is given that the town recently dismissed 6 employees to meet their new budget reductions. It is also given that the town had 4 employees over 50 years of age and 17 under 50 years of age. Therefore, total employees in the town = 4 + 17 = 21.
If we assume that all the employees have an equal probability of being selected, then the total number of ways of selecting 6 employees from 21 employees can be given by:21C6 = (21*20*19*18*17*16)/(6*5*4*3*2*1) = 54264Now, the number of ways of selecting exactly 2 employees over 50 from 4 employees over 50 can be given by:4C2 = (4*3)/(2*1) = 6Also, the number of ways of selecting exactly 4 employees under 50 from 17 employees under 50 can be given by:17C4 = (17*16*15*14)/(4*3*2*1) = 2380.
Therefore, the number of ways of selecting 2 employees over 50 and 4 employees under 50 from the total 6 employees can be given by:6C2 * 17C4 = (6*5/2*1) * (17*16*15*14/4*3*2*1) = 3246320.
Hence, the probability that exactly 2 employees were over 50 if the dismissed employees were selected at random is given by:3246320/54264 = 0.2048 (rounded to four decimal places).
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Name and describe the use for three methods of standardization that are possible in chromatography? Edit View Insert Format Tools Table 6 pts
These standardization methods are crucial in chromatography to ensure accurate quantification and comparability of results.
In chromatography, standardization methods are used to ensure accurate and reliable results by establishing reference points or calibration standards. Here are three common methods of standardization in chromatography: External Standardization: In this method, a set of known standard samples with known concentrations or properties is prepared separately from the sample being analyzed. These standards are then analyzed using the same chromatographic conditions as the sample. By comparing the response of the sample to that of the standards, the concentration or properties of the sample can be determined. Internal Standardization: This method involves the addition of a known compound (internal standard) to both the standard solutions and the sample. The internal standard should ideally have similar properties to the analyte of interest but be different enough to be easily distinguished. The response of the internal standard is used as a reference to correct for variations in sample preparation, injection volume, and instrumental response. Internal standardization helps improve the accuracy and precision of the analysis. Standard Addition: This method is useful when the matrix of the sample interferes with the analysis or when the analyte concentration is unknown. It involves adding known amounts of the analyte of interest to different aliquots of the sample. The response of the analyte is then measured, and the concentration is determined by comparing the response with that of the standards. The difference in response between the sample and the standards allows for the determination of the analyte concentration in the original sample.
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A video game randomly chooses your car color and type. The probability of
getting a red car is 0.25, and the probability of getting a convertible is 0.40.
Event A = You get a red car.
Event B = You get a convertible.
A and B are independent events if
A. The probability of getting a red car or a convertible is 0.10.
B. The probability of getting a red car or a convertible is 0.65.
C. The probability of getting a red convertible is 0.10.
D. The probability of getting a red convertible is 0.
The correct option regarding the probabilities of the two events when they are independent are given by:
C. The probability of getting a red convertible is 0.10.
What is the probability of independent events?If two events, A and B, are independent, the probability of both events happening is the multiplication of the separate probabilities of each event happening, that is.
P(A and B) = P(A) x P(B).
For this problem, the separate probabilities are given by:
P(A) = 0.25.P(B) = 0.40.Then, for them to be independent, we need that:
P(A and B) = 0.25 x 0.40 = 0.10.
A and B means a red convertible car, hence the correct option is:
C. The probability of getting a red convertible is 0.10.
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Determine the volume of the tin in cubic meter. Hint volume of the tin is determined by multiplying the area of the base by the height of the tin
The volume of the tin in cubic meter is equal to 785 cubic meter.
How to calculate the volume of a cylinder?Mathematically, the volume of a cylinder can be calculated by using this formula:
Volume of a cylinder, V = πr²h
Where:
V represents the volume of a cylinder.h represents the height of a cylinder.r represents the radius of a cylinder.Assuming the radius of the base is 5 cm and the height of this tin is 10 cm, the volume of the tin in cubic meter can be calculated as follows;
Volume of a cylinder, V = 3.14 × 5² × 10
Volume of a cylinder, V = 3.14 × 250
Volume of a cylinder, V = 785 cubic meter.
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\(\frac{5x+1}{3}\)=7
Answer:
x=4
Step-by-step explanation:
5x+1/3=7
times by 3
5x+1=21
take away 1
5x=20
divide by 5
x=4