The arc length of the arc UV in terms of pi is (θ/360°) × (60π), where θ represents the Central angle of the arc
In the given scenario, a circle T is shown with a radius of 30 cm. We need to determine the arc length of the arc UV in terms of pi.
The arc length of a circle is given by the formula:
Arc Length = θ/360° × 2πr,
where θ is the central angle of the arc and r is the radius of the circle.
Since the central angle θ of the arc UV is not provided, we cannot calculate the exact arc length. However, we can still express it in terms of pi.
To do this, we need to find the ratio of the central angle θ to the full angle of a circle, which is 360 degrees. We can express this ratio as:
θ/360° = Arc Length/(2πr).
Substituting the given radius value of 30 cm into the equation, we have:
θ/360° = Arc Length/(2π × 30).
Simplifying, we get:
θ/360° = Arc Length/(60π).
Now, if we express the arc length in terms of pi, we can rewrite the equation as:
θ/360° = (Arc Length/π)/(60π/π).
θ/360° = (Arc Length/π)/(60).
θ/360° = Arc Length/(60π).
From the equation, we can see that the arc length in terms of pi is equal to θ/360° multiplied by (60π).
Therefore, the arc length of the arc UV in terms of pi is (θ/360°) × (60π), where θ represents the central angle of the arc. Without additional information about the central angle, we cannot provide an exact numerical value for the arc length in terms of pi. time is a multifaceted and pervasive element of human existence.
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Note the full question may be :
In circle T with a radius of 30 cm, the arc UV has a central angle of 150°. What is the arc length of UV in terms of π? Round your answer to the nearest hundredth.
rewrite the following radical expression in rational exponent form.
(underroot x)5
The given radical expression is (√x)^5. To rewrite it in rational exponent form, we need to express the square root (√) as a fractional exponent.
The square root (√) of x can be written as x^(1/2).
To raise x^(1/2) to the power of 5, we can multiply the exponents: (x^(1/2))^5 = x^(5/2).
Therefore, the radical expression (√x)^5 can be rewritten as x^(5/2) in rational exponent form.
In summary, (√x)^5 is equivalent to x^(5/2) in rational exponent form.
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A businessperson is charged a $4.96 monthly finance charge on a bill of $283.15.
What is the monthly interest rate on the account? Round to the nearest hundredth
of a percent.
Answer:
1.75%
Step-by-step explanation:
The monthly interest rate is the interest amount divided by the base on which it is computed, expressed as a percentage.
$4.96/$283.15 × 100% ≈ 1.75172% ≈ 1.75%
Find the value of the sec 19° using your calculator.A. 0.946B. 1.011C. 0.989D.1.058
The value of sec 19° is approximately 1.058, which corresponds to answer choice D.
To find the value of sec 19° using a calculator, follow these steps:
Turn on your calculator and make sure it is in degree mode.
Enter "19" and press the "cos" button. This will give you the value of cos 19°.
Press the "1/x" button, which represents the reciprocal function, to find the value of sec 19°.
Using this method, we get:
cos 19° = 0.948
1/cos 19° = 1/0.948 ≈ 1.058
Therefore, the value of sec 19° is approximately 1.058, which corresponds to answer choice D.
It is important to note that some calculators may have slight variations in their calculations due to rounding or other factors. However, the answer should be very close to 1.058.
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In the additive model for seasonality, seasonality is expressed as a ______________ adjustment to the average; in the multiplicative model, seasonality is expressed as a __________ adjustment to the average.
In the additive model for seasonality, seasonality is expressed as an "additive" adjustment to the average. In the multiplicative model, seasonality is expressed as a "multiplicative" adjustment to the average.
In the additive model for seasonality, the seasonal component is added to the average level of the data. This means that the seasonal effect is considered as a fixed amount that is added or subtracted from the average value. For example, if the average monthly sales for a product is 100 units, and the seasonal adjustment for January is +10 units, then the expected sales for January would be 110 units (100 + 10).
On the other hand, in the multiplicative model for seasonality, the seasonal component is expressed as a proportional adjustment to the average level of the data. This means that the seasonal effect is considered as a percentage change applied to the average value. For example, if the average monthly sales for a product is 100 units, and the seasonal adjustment for January is 10% (0.1), then the expected sales for January would be 110 units (100 * 1.1).
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please help! provide step by step, clear explaination! algebra 1 work. thanks
you have fifteen slices of bread and five servings of peanut butter. how many sandwiches can you make
Answer: 5
Step-by-step explanation:
15 odd number
closest even is 14
14/2 =7 but you only have 5 servings of PB
so its 5
YOUR TURN
3. Fifteen bicycles are produced each hour at the
Speedy Bike Works. Show that the relationship
between the number of bikes produced and the
number of hours is a proportional relationship.
Then write an equation for the relationship.
Answer:
The equation is: y = 15·x
Step-by-step explanation:
It is provided that at the Speedy Bike Works, 15 bicycles are produced each hour.
Consider the table below.
Number of Hours: 1 3 6 10
Number of Bicycles Produced: 15 45 90 150
Compute the ratio of number of bicycles produced and number of hours for every data above as follows:
\(\text{1 hour}=\frac{15}{1}=15:1\\\\\text{3 hour}=\frac{45}{3}=\frac{15}{1}=15:1\\\\\text{6 hour}=\frac{90}{6}=\frac{15}{1}=15:1\\\\\text{10 hour}=\frac{150}{10}=\frac{15}{1}=15:1\)
The ratio of the number of bicycles produced and number of hours is same for every data value.
Thus, the relationship between the number of bicycles produced and number of hours is proportional.
The equation for the relationship is:
y = 15·x
y = number of bicycles produced
x = number of hours
Suppose that y varies directly with x, and y=-4 when x=10. what is
y when x=2.
\(\qquad \qquad \textit{direct proportional variation} \\\\ \textit{\underline{y} varies directly with \underline{x}}\qquad \qquad \stackrel{\textit{constant of variation}}{y=\stackrel{\downarrow }{k}x~\hfill } \\\\ \textit{\underline{x} varies directly with }\underline{z^5}\qquad \qquad \stackrel{\textit{constant of variation}}{x=\stackrel{\downarrow }{k}z^5~\hfill } \\\\[-0.35em] ~\dotfill\)
\(\stackrel{\textit{"y" varies with "x"}}{y=kx}\hspace{5em}\textit{we know that} \begin{cases} y=-4\\ x=10 \end{cases}\implies -4=k(10) \\\\\\ \cfrac{-4}{10}=k\implies -\cfrac{2}{5}=k\hspace{10em}\boxed{y=-\cfrac{2}{5}x} \\\\\\ \textit{when x = 2, what is "y"?}\qquad y=-\cfrac{2}{5}(2)\implies y=-\cfrac{4}{5}\)
40 as a product of its prime factor can be written like this 40=2x2x2x5 write 60 as a product of its prime factor write in order smallest to larges
Answer:
2^2x3x5
Step-by-step explanation:
what is the slope of line?
A. -7
B. 0
C. 1
D. undefined
Answer:
undefined
Step-by-step explanation:
The slope would be undefined since you don't have a y-intercept. The line only intercept at -7 on the x axis.
Evaluate the integral. /3 √²²³- Jo x Need Help? Submit Answer √1 + cos(2x) dx Read It Master It
The integral of √(1 + cos(2x)) dx can be evaluated by applying the trigonometric substitution method.
To evaluate the given integral, we can use the trigonometric substitution method. Let's consider the substitution:
1 + cos(2x) = 2cos^2(x),
which can be derived from the double-angle identity for cosine: cos(2x) = 2cos^2(x) - 1.
By substituting 2cos^2(x) for 1 + cos(2x), the integral becomes:
∫√(2cos^2(x)) dx.
Simplifying, we have:
∫√(2cos^2(x)) dx = ∫√(2)√(cos^2(x)) dx.
Since cos(x) is always positive or zero, we can simplify the integral further:
∫√(2) cos(x) dx.
Now, we have a standard integral for the cosine function. The integral of cos(x) can be evaluated as sin(x) + C, where C is the constant of integration.
Therefore, the solution to the given integral is:
∫√(1 + cos(2x)) dx = ∫√(2) cos(x) dx = √(2) sin(x) + C,
where C is the constant of integration.
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help if you can asap pls!!!!!
The relationship between DE and AC, considering the triangle midsegment theorem, is given as follows:
DE is half of AC.DE and AC are parallel.What is the triangle midsegment theorem?The triangle midsegment theorem states that the midsegment of the triangle divided the length of the midsegment of the triangle is half the length of the base of the triangle, and that the midsegment and the base are parallel.
The parameters for this problem are given as follows:
Midsegment of DE.Base of AC.Hence the correct statements are given as follows:
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In Ms. Smith's class, each student averages one day absent out of thirty. What is the probability that out of any two students chosen at random, one student will be absent while the other is present
The probability of out of any two students chosen at random, one student will be absent while the other is present is 29/450 or approximately 0.064.
Let's denote the event that a student is absent as A and the event that a student is present as P.
The probability of a student being absent is P(A) = 1/30, which means the probability of a student being present is P(P) = 29/30.
We want to find the probability that out of any two students chosen at random, one student will be absent while the other is present.
There are two possible cases for this event:
The first student is absent and the second student is present
The first student is present and the second student is absent
Let's calculate the probability of each case separately:
Case 1: The probability of the first student being absent is P(A) = 1/30. The probability of the second student being present is P(P) = 29/30. Therefore, the probability of the first student being absent and the second student being present is:
P(A and P) = P(A) × P(P) = (1/30) × (29/30) = 29/900
Case 2: The probability of the first student being present is P(P) = 29/30. The probability of the second student being absent is P(A) = 1/30. Therefore, the probability of the first student being present and the second student being absent is:
P(P and A) = P(P) × P(A) = (29/30) × (1/30) = 29/900
The total probability of one student being absent and the other being present is the sum of the probabilities of the two cases:
P = P(A and P) + P(P and A) = (29/900) + (29/900) = 58/900
Simplifying the fraction by dividing both the numerator and denominator by 2, we get:
P = 29/450
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Reggie plans to have a garden with 36 plants. He wants the ratio of tomato plants to cucumber plants to be 4:5. How many cucumber plants will be in Reggie's garden?
Answer:
20
Step-by-step explanation:
Total no of plants in a garden = 36
The ratio of tomato plants to cucumber plants to be 4:5.
Let tomato plants are 4x and cucumber plants is 5x.
ATQ,
4x+5x=36
9x = 36
x = 4
For cucumber plant, 5x = 5(4) = 20
So, there are 20 cucumber plants will be in Reggie's garden
How to find minimum and maximum of this equation.
Using it's vertex, the maximum value of the quadratic function is -3.19.
What is the vertex of a quadratic equation?A quadratic equation is modeled by:
\(y = ax^2 + bx + c\)
The vertex is given by:
\((x_v, y_v)\)
In which:
\(x_v = -\frac{b}{2a}\)\(y_v = -\frac{b^2 - 4ac}{4a}\)Considering the coefficient a, we have that:
If a < 0, the vertex is a maximum point.If a > 0, the vertex is a minimum point.In this problem, the equation is:
y + 4 = -x² + 1.8x
In standard format:
y = -x² + 1.8x - 4.
The coefficients are a = -1 < 0, b = 1.8, c = -4, hence the maximum value is:
\(y_v = -\frac{1.8^2 - 4(-1)(-4)}{4(-1)} = -3.19\)
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Joanna went school supply shopping. She spent $20.94 on notebooks and pencils. Notebooks cost $2.05 each and pencils cost $1.08 each. She bought a total of 14 notebooks and pencils. How many of each did she buy? A. 6 notebooks; 8 pencils B. 9 notebooks; 5 pencils C. 4 notebooks; 10 pencils D. 11 notebooks; 3 pencils
According to given information, Joanna bought 6 notebooks and 8 pencils with total cost $20.94, which is answer choice A.
What is cost?
cost refers to the amount of money required to purchase or produce a particular item or service.
Let's assume that Joanna bought x notebooks and y pencils. We know that she bought a total of 14 items, so:
x + y = 14
We also know that the total cost of her purchase was $20.94, so:
2.05x + 1.08y = 20.94
We can use the first equation to solve for x:
x + y = 14
x = 14 - y
Substitute this expression for x in the second equation:
2.05x + 1.08y = 20.94
2.05(14 - y) + 1.08y = 20.94
28.7 - 2.05y + 1.08y = 20.94
-0.97y = -7.76
y = 8
Substitute this value of y back into the equation x + y = 14:
x + 8 = 14
x = 6
So, Joanna bought 6 notebooks and 8 pencils, which is answer choice A.
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Please help me with this MATH question.
Answer:
y=4
Step-by-step explanation:
84=30y-9y, first you collect like terms.
84=21y, swap the sides
21y=84, devide both sides and you get y =4
A ratio of boys to girls in the classroom is 4 to 5if there are 20 girls in the class how many boys would there be? Explain your response
Answer:
16 boys
Step-by-step explanation:
4/5 = ?/20 , multiply 20 and 4 then divide by 5
find the area and the circumference of the circle round your answers to the nearest hundredth
Answer:
Circumference= 50.27
Area= 201.06
Find the slope of the line through the pair of points.
(1,15) and (-3,-6)
Answer:
21/4
Step-by-step explanation:
-6-15/ -3-1= -21/-4=21/4
find the volume of the region contained in the cylinder x 2 y 2 = 9, bounded above by the plane z = x and below by the xy-plane.
the volume of the region contained in the cylinder x² + y² = 9, bounded above by the plane z = x and below by the xy-plane is 0.
Given: The cylinder is x² + y² = 9, bounded above by the plane z = x and below by the xy-planeWe know that, the cylinder is x² + y² = 9Which is (x/a)² + (y/b)² = 1Where a = 3 and b = 3The plane is z = xThe region is bounded below by the xy-plane Thus, the volume of the region can be found by integrating z = x with limits of x² + y² ≤ 9.So, V = ∭ dx dy dz where the limits are given by the cylinder and the plane.V = ∫∫∫ (x) dV ... (1)Now, converting the integral into cylindrical coordinates we have,∫∫∫ (x) dV = ∫θ = 0 to 2π ∫r = 0 to 3 ∫z = 0 to r cos θ (r cos θ) rdzdrdθ ... (2)x = r cos θ, y = r sin θ, and z = z.We know that the limits of x² + y² ≤ 9 in cylindrical coordinates are 0 ≤ θ ≤ 2π, 0 ≤ r ≤ 3, 0 ≤ z ≤ r cos θ.Using (2) in (1), we haveV = ∫θ = 0 to 2π ∫r = 0 to 3 ∫z = 0 to r cos θ (r cos θ) rdzdrdθ= ∫θ = 0 to 2π ∫r = 0 to 3 [r² cos θ / 2] dr dθ= ∫θ = 0 to 2π [ 9 cos θ / 2 ] dθ= 9 [ sin θ ]θ = 0 to 2π= 0Thus, the volume of the region contained in the cylinder x² + y² = 9, bounded above by the plane z = x and below by the xy-plane is 0.
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If the consumption function for Australia in 2021 is given as = 0.0052 + 0.3 + 20 where: C = total consumption of Australia in the year 2021 Y = total income of Australia in the year 2021 Calculate the marginal propensities to consume (MPC = ) and save when Y = 10. Assume that Australians cannot borrow, therefore total consumption + total savings = total income. Expert Answer
The marginal propensity to consume (MPC) for Australia in 2021, when total income (Y) is 10, is 0.3.
The consumption function for Australia in 2021 is given as C = 0.0052 + 0.3Y + 20, where C represents the total consumption and Y represents the total income. To calculate the MPC, we need to determine how much of an increase in income is consumed rather than saved. In this case, when Y = 10, we substitute the value into the consumption function:
C = 0.0052 + 0.3(10) + 20
C = 0.0052 + 3 + 20
C = 23.0052
Next, we calculate the consumption when income increases by a small amount, let's say ΔY. So, when Y increases to Y + ΔY, the consumption function becomes:
C' = 0.0052 + 0.3(Y + ΔY) + 20
C' = 0.0052 + 0.3Y + 0.3ΔY + 20
To find the MPC, we subtract the initial consumption (C) from the new consumption (C') and divide it by the change in income (ΔY):
MPC = (C' - C) / ΔY
MPC = (0.0052 + 0.3Y + 0.3ΔY + 20 - 23.0052) / ΔY
Simplifying the equation, we can cancel out the terms that don't involve ΔY:
MPC = (0.3ΔY) / ΔY
MPC = 0.3
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The table below contain values from functions which each may be exponential or linear.a) Find a possible formula for the function. g(x) =
We have two functions.
They can be linear or exponential.
We can evaluate the rate of change for each function.
If the rate of change is constant, we have a linear function.
For f(x) we can prove that when x increases by one unit, f(x) increases by 5.5 units, for any value of x.
Then, we can conclude that f(x) is a linear function.
If we look at g(x), we can see that the slope or rate of change is not constant, so it is not linear.
If g(x) is an exponential function, they have constant ratio: the quotient between consecutive values of g(x) is constant for all values of x:
\(\frac{g(x+1)}{g(x)}=r\text{ (constant)}\)We can test this for the values of the table:
\(\begin{gathered} \frac{g(1)}{g(0)}=\frac{4.2}{4}=1.05 \\ \frac{g(2)}{g(1)}=\frac{4.41}{4.2}=1.05 \\ \frac{g(3)}{g(2)}=\frac{4.6305}{4.41}=1.05 \\ \frac{g(4)}{g(3)}=\frac{4.862025}{4.6305}=1.05 \end{gathered}\)Then, we have proved that the ratio is constant and, therefore, g(x) is an exponential function.
We then can guess the function from:
\(g(x)=C\cdot(1+k)^x\)We can find C from g(0):
\(\begin{gathered} g(0)=C\cdot(1+k)^0 \\ g(0)=C\cdot1 \\ g(0)=C=4 \end{gathered}\)and k as:
\(\begin{gathered} g(1)=g(0)(1+k)^1 \\ 1+k=\frac{g(1)}{g(0)} \\ 1+k=\frac{4.2}{4} \\ 1+k=1.05 \end{gathered}\)the factor (1+k) is equal to the ratio we have just calculated (1.05).
Then, the function can be written as:
\(g(x)=4\cdot(1.05)^x\)Answer:
f(x) is linear, while g(x) is exponential.
The formula for g(x) is 4*1.05^x
If ∠2 and ∠3 are complementary angles and m∠2 = 24°, find m∠3.
Answer:
sorry dont know
Step-by-step explanation:
Answer:
yessadadasdadada
Step-by-step explanation:
Simplify 9 x (1/3)2 + 3a -10 whereas "a" stands for 5.
(1/3)2 = one third to the power of 2
Answer:
24
kobeeeeeeeeee
Step-by-step explanation:
I need help on Area plz
Answer:139 cm squared
Step-by-step explanation:
First separate it:
10x3
7x7
4x15
These are the 3 rectangles that make up this shape
Then multiply
10x3=30
7x7=49
4x15=60
Then add your answers
30+49+60=139cm squared
Recipe 3:
For every 2 tablespoons of chocolate
use 5 ounces of milk.
5 ounces
then for 5 tablespoons you use 12.5 ounces of milk
Find the value of x and y.
Answer:
x=8
y=3
Step-by-step explanation:
the triangle on the right side is equilateral, therefore also equiangular, which means each angle is 60 degrees
that means that 4x-2 = 30; 4x = 32; x = 8
also means that 7y+9 = 180-(90+60); 7y+9 = 30; 7y = 21; y = 3
Which of these algebraic expressions or equations represents "twice the product of p and q"?.
2pq shows the algebraic expressions or equations represent "twice the product of p and q".
What is an algebraic expression?
In mathematics, an expression that incorporates variables, constants, and algebraic operations is known as an algebraic expression (addition, subtraction, etc.).
Here, we have
Twice the product of p and q.
Through this statement, we concluded that 2pq is the correct algebraic expression of a given statement.
Hence, 2pq shows the algebraic expressions or equations represent "twice the product of p and q".
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A Carpenter started with a board that was 31 inches long. He cut 2 pieces that were each 3 inches long. He then cut 3 pieces that were each 8 inches long
How many inches of the board is left
PLEASE HELP
Answer:
3 + 3 = 6
8 + 8 + 8 = 24
24 + 6 = 30
31 - 30 = 1
1 inch of the board is left