Solving the given equation, we calculate the value of x to be 10.369
What is equation?An equation is a mathematical statement that shows that two expressions are equal. The definition of an equation in algebra is a mathematical statement that demonstrates the equality of two mathematical expressions.
What is simplification?Simplification is the process of reducing an expression or equation to its simplest form by applying the rules of algebra. Simplifying procedures is one way to achieve uniformity in work efforts, expenses, and time. It reduces diversity and variety that is pointless, harmful, or unnecessary.
By isolating the variable x and using calculator, we find the answer = 10.369.
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Consider the plate dealt with in Example 8.1. Plot has a function of the angle of inclination of the plate as the hot side is tilted both upward and downward over the range +90°. Note that you must make do with discontinuous formulæ in different ranges of 0.
The question refers to the plot of the plate's function of the angle of inclination. When the hot side is tilted both upward and downward over the range of +90°, the discontinuous formulas must be used in different ranges of 0.
It refers to the plot of the function of the angle of inclination of a plate. It is a graph that shows the relationship between the angle of inclination and the plate's function. A plate is tilted on its hot side both upward and downward over a range of +90°. The graph shows that different discontinuous formulas are needed for different ranges of 0. A discontinuous formula refers to a formula that consists of two or more parts, each with a different equation. The two or more parts of a discontinuous formula have different ranges, such that each range requires a different equation. These formulas are used in cases where the same equation cannot be applied throughout the entire range.
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how do I identify slope on a graph
Answer:
Rise/run or y=mx+b
Step-by-step explanation:
HELP NO DECIMAL ANSWERS OR YOU WILL BE REPORTED!!!!!!
Answer:
112 inches I believe! I hope this helps!
Step-by-step explanation:
Answer:
2004 cubic inches
Step-by-step explanation:
Looking at the figure, there seems to be a chunk missing from the front. Since the overall length is 15 inches, and the length near the missing chunk is 12, then the missing length is 3. If that chunk was filled in, this would have been a 17 * 15 * 8 rectangluar prism. That would have been 2040 cubic inches. (120 * 17) However, a 3 by 8 by 3 triangular prism is missing.
1/2(3 * 8 * 3)
1/2(24 * 3)
1/2(72)
36
Now, subtract 36 from 2040.
2040 - 36
2004 cubic inches
2004 cubic inches of gas will fill this gas can.
What is the result of adding these two equations?
4x-4y=-2
-9x-4y=-3
find the value of x in the proportion.
18/x = 9/7
Line Plots
4
This data gives the width, in yards, of several drawers.
Width (yd):16 16
23
7 1 11 3 3 1
Create a line plot to display this data.
To create a line plot, hover over each number on the number line. Then click and drag up to plot the
16 2 16 16 16 16
3 LIELI
7 3
Drawer's Width
3
Answer:
i have no clue whats going on sorry i cant help
Step-by-step explanation:
what percent of 45 is 27?
Answer:
60
hope this helps
have a good day :)
Step-by-step explanation:
Qué tipo de música grupera o de banda gusta más entre los alumnos de quinto grado
Answer:
pop
Step-by-step explanation:
Lauren is the youngest of three siblings whose ages are consecutive integers. If the sum of their ages is 45, find Lauren's age.
Answer:
Lauren is 14
Step-by-step explanation:
Lauren is 14
2nd Sibling is 15
3rd sibling is 16
14 + 15 + 16 = 45
a lawyer researched the average number of years served by 45 different justices on the supreme court. the average number of years served was 13.8 years with a standard deviation of 7.3 years. what is the 95% confidence interval estimate for the average number of years served by all supreme court justices? place your limits, rounded to 1 decimal place,
"a lawyer researched the average number of years served by 45 different justices on the supreme court. the average number of years served was 13.8 years with a standard deviation of 7.3 years.
The 95% confidence interval estimate for the average number of years served by all supreme court justices is [11.2, 16.4].According to the central limit theorem , a sampling distribution of the means is usually distributed in a normal distribution, given a big enough sample size, which means that it has a bell-shaped curve. It has a standard deviation that can be estimated by dividing the population standard deviation by the square root of the sample size. Using the formula below,
we can calculate the 95% confidence interval for the population average.= 13.8 ± (1.96 × 7.3 / √45)
= 13.8 ± (1.96 × 1.088)
= 13.8 ± 2.13The limits are calculated by adding and subtracting the calculated value from the sample mean.13.8 + 2.13
= 15.9313.8 - 2.13
= 11.67Therefore, the 95% confidence interval estimate for the average number of years served by all supreme court justices is [11.2, 16.4].
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Given that YZ bisects VW, and VX = 46, find XW
Answer:
XW = 134
Step-by-step explanation:
The fact that YZ bisects VW means that the angles VX and XW are supplementary, that is, they add to 180º. So
VX + XW = 180
We have that VX = 46. So
46 + XW = 180
XW = 134
Which relationship in the triangle must be true?
A
c
b
C
B
а
sin(B) = sin(A)
sin(B) = cos(90 - B)
COS(B) = sin(180 - B)
cos(B) = (A)
Answer:
sin(B) = cos(90 - B).
Step-by-step explanation:
To answer this question, you must understand SOH CAH TOA.
SOH = Sine; Opposite divided by Hypotenuse
CAH = Cosine; Adjacent divided by Hypotenuse
TOA = Tangent; Opposite divided by Adjacent
I roughly drew a triangle for reference. Let's say we have a 3-4-5 triangle.
As you can see, sin(b) does not equal sin(a). To get the sine of an angle, you would do opposite over hypotenuse. For angle B, that would be 3/5, while for angle A, that would be 4/5.
As stated above, sin(B) is 3/5. Now, if you did cos(90 - B), it would be the same thing as cos(A). This is because the triangle is a right triangle. Since a triangle has 180 degrees, and one angle is a right triangle, the other two angles will add up to be 90 degrees. So, 90 - B = A. cos(A) is the same thing as adjacent over hypotenuse, which is 3/5. So, sin(B) = cos(90 - B) must be true.
Let's just check the others to make sure they are false.
cos(B) = 4/5.
sin(180 - B) is basically the same thing as sin(A + C), which is definitely NOT 4/5.
cos(B) = 4/5, which is NOT the same as A.
So, your answer is sin(B) = cos(90 - B).
Hope this helps!
Given the following equations:
Equation 1
5x+2y=7
Equation 2
x+y=5
Find the value of 4x + y
Answer:
2Step-by-step explanation:
GivenEquations
5x+2y=7 x+y=5 To find The value of 4x + ySolutionSubtract the second equation from the first one side-by-side:
5x + 2y - (x+ y) = 7 - 55x - x + 2y - y = 24x + y = 2The answer is 2
Convert the masses from grams to the indicated derived units. 0.379 g = _____ mg 787 g = _______Mg74.3 g = ______kg
These conversions can be carried out for any amount of mass given in grams.
0.379 g = 379 mg
787 g = 0.787 Mg
74.3 g = 0.0743 kg
1. To convert 0.379 g to mg, multiply 0.379 by 1000. 0.379 x 1000 = 379 mg.
2. To convert 787 g to Mg, divide 787 by 1000. 787 / 1000 = 0.787 Mg.
3. To convert 74.3 g to kg, divide 74.3 by 1000. 74.3 / 1000 = 0.0743 kg.
The 0.379 g was converted to 379 mg, 787 g was converted to 0.787 Mg, and 74.3 g was converted to 0.0743 kg.
The conversion of 0.379 g to mg is done by multiplying 0.379 by 1000. The result is 379 mg. To convert 787 g to Mg, divide 787 by 1000. The result is 0.787 Mg. To convert 74.3 g to kg, divide 74.3 by 1000. The answer is 0.0743 kg. In summary, 0.379 g was converted to 379 mg, 787 g was converted to 0.787 Mg, and 74.3 g was converted to 0.0743 kg. This demonstrates how to convert mass from grams to different derived units. These conversions can be carried out for any amount of mass given in grams.
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1. What is the circumference of the circle? Use 3.14for 7. Round to the nearest tenth.A. 31.2 ydC. 88.2 ydB. 44.1 ydD. 176.5 yd28.1 yd
1.-
Circumference = 2 pi r
= 2 * 3.14 * 28.1/2
= 44.1 yd letter B
2.- Circumference = 2*pi* r
= = 2*3.14*11
= 69.08 in letter H
3.- Area = pi*r^2
= 3.14*(9)^2
= 254.34 mm^2 Letter B
How do you find slope
Answer:
y2-y1/x2-x1
Step-by-step explanation:
what units do scientist use to measure force
Answer: newtons
Step-by-step explanation:
Answer:
I believe it is Newtons :)
Step-by-step explanation:
The basketball team consists of 1 freshman, 2
sophomores, 4 juniors, and 3 seniors. The coach wants
to randomly name a captain for the next game. What is
the probability, written as a decimal, that the person
chosen will be a junior?
Answer:
0.4
Step-by-step explanation:
4 juniors out of a total of 10
4/10 = 0.4
Allen is on the football team this year but he has poor time management skills. His mother told him that he is off the team if he fails anything. On his first quiz he got a 90, the second he earned an 86, then he earned an 82 on the next two quizzes. Is this sequence arithmetic or geometric? Recursion equation? Function formula? On what quiz will he no longer to play football? How many total points did Allen earn on all the quizzes he has taken up to his removal of the team?
Answer:
See explanation
Step-by-step explanation:
We can see that the sequence is 90, 86,82,.......
The common difference is 86 - 90 = -4
82 - 86 = -4
Hence the sequence is arithmetic
The function is;
t(n) = 90 + (n - 1)(-4) = 90 + 4 - 4n
t(n) = 94 - 4n
Since it is AP, we have the sequence as;
90, 86, 82, 78, 74, 70, 66, 62......
He will no longer play football after the eighth quiz.
The total points earned is the sum of the first eight terms of the AP
Sn =n/2[2a + (n - 1) d]
Sn = 8/2[2(90) + (8 - 1) (-4)]
Sn = 608 points
in an equilateral triangle the sides are 14sqrt7. find the length of the altitude
Answer:
1
Step-by-step explanation:
if a stratified random sampling procedure is used, give one example of an effective variable on which to stratify in this survey. explain your reasoning.
The kids' judgments of the significance of excellent nutrition in the food given may vary based on the students' ages and, consequently, on school level, making this variable an useful one to stratify the survey on.
what is random sampling?Each sample has an equal chance of being picked when using the random sampling sampling approach. It is intended that a sample picked at random will be a fair reflection of the entire population. Two different approaches to sampling exist: Random selection is a key component of probability sampling, which enables you to draw robust statistical conclusions about the entire group. Non-probability sampling incorporates non-random selection based on practicality or other factors, making it simple to gather data.
The student's degree of education is one potential stratification factor. Depending on the kids' ages and, thus, on their academic ability, the students' judgments of the significance of nutritious meals may vary. In contrast to middle school and high school pupils, elementary school children may place different values on the food that is offered.
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Tina is making a cylindrical sandbox that has a radius of 2 feet. She brought 18.84 cubic feet of the sand for the sandbox.
Determine the domain on which the following function is increasing
The domain on which the graph described as in the image is increasing is to be determined; (-4, ∞).
What is the domain for which the function is increasing?It follows from the task content that the domain for which the function described by the graph is increasing is to be determined.
Since the graph is a quadratic function which opens upward and whose minimum point is at; x = -4.
Also, since a graph of a function, f(x) is increasing when f'(x) > 0.
Therefore, by observation the graph is increasing on the domain defined by; (-4, ∞).
Put simply, the function is increasing in the Domain; x > -4.
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QRST is a rhombus. If RU=3, US=4 find the perimeter of the rhombus.
Answer:
you need to be more specific
Step-by-step explanation:
part of a line consisting of two endpoints and all the points in between
Answer:
line segment
Step-by-step explanation:
the answer is above
if a watch was sold for RS 1656 after allowing 10% discount on the market price and adding 15% VAT ,find the discount amount
the discount amount is RS 160.
define discountA discount is a reduction in the price of a product or service that is offered by a seller to a buyer. The discount may be a percentage of the original price or a specific amount of money.
Let the market price of the watch be x.
After allowing a 10% discount, the selling price becomes 0.9x.
Then, adding 15% VAT, the final selling price is:
0.9x + 0.15(0.9x) = 1.035x
We know that the final selling price is RS 1656, so we can set up an equation:
1.035x = 1656
Solving for x, we get:
x = 1600
Therefore, the market price of the watch was RS 1600.
The discount amount is the difference between the market price and the discounted selling price:
Discount amount = Market price - Discounted selling price
= 1600 - 0.9x
= 1600 - 0.9(1600)
= 1600 - 1440
= 160
So the discount amount is RS 160.
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is the sample mean for these data more or less descriptive as a center of location than the trimmed mean?
(a) The sample size for the above sample is 15.
(b) The sample mean for these data is 3.8.
(c) The sample median is 3.6.
(d) To compute the 20% trimmed mean for the above data set is 3.7.
(e) The sample mean is less descriptive as the location's center (median) than the trimmed mean.
The following measurements were recorded for the drying time, in hours
3.4 2.5 4.8 2.9 3.6 is:
2.8 3.3 5.6 3.7 2.8
4.4 4.0 5.2 3.0 4.8
(a) We have to determine the sample size for the above sample.
The number of participants or observations included in a study is referred to as the sample size. This number is commonly represented by the symbol n.
Sample Size (n) = 15
(b) We have to calculate the sample mean for these data.
Sample Mean = Total Sum of data/Total Number
Sample Mean = (3.4 + 2.5 + 4.8 + 2.9 + 3.6 + 2.8 + 3.3 + 5.6 + 3.7 + 2.8 + 4.4 + 4.0 + 5.2 + 3.0 + 4.8)/15
Sample Mean = 56.8/15
Sample Mean = 3.8
(c) We have to calculate the sample median.
To define the sample median we first represent the data in ascending order.
2.5, 2.8, 2.8, 2.9, 3.0, 3.3, 3.4, 3.6, 3.7, 4.0, 4.4, 4.8, 4.8, 5.2, 5.6
Sample Size(n) = 15
So Median = (n+1)/2th term
Median = (15 + 1)/2th term
Median = 16/2th term
Median = 8th term
So the 8th term in the given data is 3.6. So,
Median = 3.6
(d) We have to compute the 20% trimmed mean for the above data set.
To compute the 20% termed mean, remove 20% of the largest and 20% of the smallest elements from the sample and compute the mean of the new sample.
New sample: 2.9 3.0 3.3 3.4 3.6 3.7 4.0 4.4 4.8
New Mean = 33.3/9
New Mean = 3.7
(e) We have to check is the sample mean for these data more or less descriptive as a center of location than the trimmed mean.
The mean value is 3.8, the median value is 3.6, and the trimmed mean value is 3.7. As a result, the sample mean is less descriptive as the location's center (median) than the trimmed mean.
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The complete question is:
The following measurements were recorded for the drying time, in hours, of a certain brand of latex paint.
3.4 2.5 4.8 2.9 3.6
2.8 3.3 5.6 3.7 2.8
4.4 4.0 5.2 3.0 4.8
Assume that the measurements are a simple random
sample.
(a) What is the sample size for the above sample?
(b) Calculate the sample mean for these data.
(c) Calculate the sample median.
(d) Compute the 20% trimmed mean for the above data set.
(e) Is the sample mean for these data more or less descriptive as a center of location than the trimmed mean?
HELP PLS! A boat is heading towards a lighthouse, whose beacon-light is 102 feet above the water. From point AA, the boat’s crew measures the angle of elevation to the beacon, 13^{\circ}
, before they draw closer. They measure the angle of elevation a second time from point BB at some later time to be 22^{\circ}
. Find the distance from point AA to point BB. Round your answer to the nearest tenth of a foot if necessary.
Answer:
Distance from point AA to point BB = 189.3 feet
Step-by-step explanation:
Let the distance from point AA to the base of the lighthouse be represented by x, and the distance from point BB to the base of the lighthouse be represented by y. So that;
distance from point AA to point BB = x - y
To determine the value of x, applying the required trigonometric function;
Tan θ = \(\frac{opposite}{sdjacent}\)
Tan 13 = \(\frac{102}{x}\)
x = \(\frac{102}{Tan 13}\)
= 441.81 feet
x = 441.8 feet
To determine the value of y;
Tan 22 = \(\frac{102}{y}\)
y = \(\frac{102}{Tan 22}\)
= 252.46
y = 252.5 feet
Thus,
distance from point AA to point BB = 441.8 - 252.5
= 189.3 feet
What is the volume of the sphere below?
O A. 12pi units3
O B. 27pi units
O C. 36pi units3
D. 81pi units
Answer:
Option C
Step-by-step explanation:
sorry if I'm wrong..
: Prove that a) X'Y' + X'Y +XY = X' +Y b) A'BC' + ABC' + BC'D = BC' Find the complement of the following function a) WX(Y'Z+YZ') + W'X'(Y' +Z)(Y+Z') b) (A+B'+C') (A'B' +C)(A + B'C') Find Dual of question 2 (a, b),
a) X'Y' + X'Y + XY simplifies to X' + Y.
b) A'BC' + ABC' + BC'D simplifies to BC'.
Complement of the functions:
a) Complement is W' + X' + YZ.
b) Complement is (A' + B + C)(A'B' + C' + A'B).
a) To prove X'Y' + X'Y + XY = X' + Y, we can use Boolean algebra identities:
X'Y' + X'Y + XY
= Y'(X' + X) + XY(Distributive Law)
= Y' + XY(X + X' = 1)
= X' + Y(Commutative Law)
Therefore, X'Y' + X'Y + XY simplifies to X' + Y.
b) To prove A'BC' + ABC' + BC'D = BC', we can simplify the expression using Boolean algebra:
A'BC' + ABC' + BC'D
= BC'(A' + A) + BC'D (Distributive Law)
= BC' + BC'D(A + A' = 1)
= BC'(BC' + BC'D = BC' + BC'(1) = BC')
Hence, A'BC' + ABC' + BC'D simplifies to BC'.
Complement of the given functions:
a) The complement of WX(Y'Z + YZ') + W'X'(Y' + Z)(Y + Z') is W' + X' + YZ.
b) The complement of (A + B' + C')(A'B' + C)(A + B'C') is (A' + B + C)(A'B' + C' + A'B).
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