Answer:
70 is the answer.
Step-by-step explanation:
180+240= 420
420 divided by 6 is 70
help me please ill give brainly
Answer:
y = − 2 x + 3
Step-by-step explanation:
Hope this Helps
Answer:
\(y=-2x+3\)
Step-by-step explanation:
\(8x+4y=12\)
subtract \(8x\) from both sides
\(4y=-8x+12\)
divide both sides by \(4\)
\(y=-2x+3\)
find the square root and of 1+i√3
find the square root and of 1+i√3
What is (5,-3) & (4,0) in slope intercept form?
The slope-intercept form of (5,-3) and (4,0) is y = -3x + 12.
The slope intercept form is simply writing an equation of a line so that the slope or steepness and y-intercept i.e. where the line crosses the vertical y-axis are immediately apparent.
The slope-intercept equation is y = mx + c, where x and y are two variables, and m is slope.
Slope m = \(\frac{y2-y1}{x2-x1}\)
Let,
(x1, y1) = (5, -3)
(x2, y2) = (4, 0)
Slope (m) = \(\frac{0 - (-3) }{4 - 5}\)
= \(\frac{3}{-1}\)
= -3
By substituting x, y, and m values in the equation we can get the value of c.
Consider x = 4 , y = 0, m = -3
y = mx + c => 0 = (-3)4 + c
c = 12
Therefore, the slope-intercept form of (5,-3) and (4,0) is y = -3x + 12.
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What is Precession? Group of answer choices
Deviations in the circularity of the orbit
Changes in the rate of Earth's Spin
Changes in the magnitude of the angle of tilt
Changes in the orientation of the axis of rotation
Precession is a phenomenon that refers to the gradual and continuous change in the orientation of the Earth's rotational axis over long periods of time.
This shift in the orientation of the axis of rotation results in changes in the position of the celestial pole with respect to the stars, which causes a shift in the apparent position of stars over time. The precession of the Earth's axis is caused by the gravitational forces of the Sun, Moon, and other planets in the solar system.
Precession is characterized by changes in the magnitude of the angle of tilt, which causes changes in the rate of the Earth's spin. As the axis of rotation moves, it causes the length of the day to change over time. Additionally, deviations in the circularity of the orbit also affect the precession of the Earth's axis.
Precession is a significant phenomenon in astronomy and has been observed for thousands of years. It has important implications for studies of astronomy, geology, and climate change. For instance, precession affects the timing of the seasons and has a significant impact on the Earth's climate. It also affects the orientation of the Earth's magnetic field, which has important implications for navigation and communication systems.
In conclusion, precession is the gradual change in the orientation of the Earth's rotational axis, caused by the gravitational forces of the Sun, Moon, and other planets. It results in changes in the magnitude of the angle of tilt, changes in the rate of Earth's spin, and deviations in the circularity of the orbit. Precession has significant implications for various fields of study, including astronomy, geology, and climate change.
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A theater has 1,464 seats. The seats are arranged into 62 equal-sized "regular" sections plus one "premium" front-row section. How many seats are in a regular section? How many seats are in the premium front-row section? Explain.
In the theater, that have 1,464 seats.
1426 seats are in "regular" sections
38 seats are "premium" front-row section
How to find the number of seats in the "regular" sectionsThe seat arrangement is solved by division. In this case the 62 equal spaced is the divisor while the number of seats is the in each row is the quotient
The division is as follows
1464 / 62
= 23 19/31
The number of seats in the regular section is 23 * 62 = 1426
The remainder will be arranged in premium front row
using equivalent fractions
19 / 31 = 38 / 62
the remainder is 38 and this is the seat for the premium front row section
OR 1464 - 1426 = 38 seats
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12. Pilihan ganda30 detik1 ptQ. a process in which a number is changed, such as by adding, subtracting, dividing, or multiplying.Pilihan jawabanoperationsmartsuper cool
A process in which a number is changed, such as by adding, subtracting, dividing or multiplying is called arithmetic process.
The four basic operations of mathematics are addition, subtraction, multiplication and division. We call this group of four operations "arithmetic". Arithmetic is defined by the four most basic operations in mathematics. These four operations are the most basic, but that doesn't mean they're always easy to perform. In other words, arithmetic ranges from very simple things like 1 + 1 to very complex and complex things. It all depends on the context in which a person is working, but when we are dealing with one of the four operations of addition, subtraction, multiplication or division we are dealing with so-called arithmetic operations in mathematics.
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Complete question:
A process in which a number is changed, such as by adding, subtracting, dividing or multiplying is called:________.
If Figure X is similar to Figure Y, and Figure Y is similar to Figure Z, can you conclude that Figure X is similar to Figure Z? Explain.
x(t) = Find a plane containing the point (-5,6,-6) and the line y(t) =
{x(t) = 7 - 5t
{y(t) = 3 - 6t
{z(t) = -6 -6t
To find a plane containing the point (-5, 6, -6) and the line defined by parametric equations x(t) = 7 - 5t, y(t) = 3 - 6t, and z(t) = -6 - 6t, we can use the point-normal form of the equation of a plane.
The equation of a plane in point-normal form is given by Ax + By + Cz + D = 0, where (A, B, C) is the normal vector to the plane, and (x, y, z) are the coordinates of a point on the plane. We can determine the normal vector by taking the cross product of two direction vectors in the plane.
The direction vector of the line can be obtained by taking the coefficients of t in the parametric equations, which gives us (-5, -6, -6). We can choose any two non-parallel direction vectors in the plane, for example, (1, 0, 0) and (0, 1, 0). Taking the cross product of these two vectors, we get the normal vector (0, 0, -1).
Now, we can substitute the values of the point (-5, 6, -6) and the normal vector (0, 0, -1) into the point-normal form equation. This gives us 0*(-5) + 0*6 + (-1)*(-6) + D = 0, which simplifies to D = -6. Thus, the equation of the plane containing the point (-5, 6, -6) and the given line is 0*x + 0*y - z - 6 = 0, or simply -z - 6 = 0.
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please help!!!!
vvvvvvvvv
Answer:
\(60\:\mathrm{cm^2}\)
Step-by-step explanation:
The total surface area of a figure can be found by adding the areas of the 2D shapes that make up the surface of it.
In this case, we can add up the areas of the square, two rectangles, and two triangles that make the figure up.
\(A=4\cdot 4 +4\cdot 3+4\cdot 5+\frac{1}{2}\cdot 2\cdot 3\cdot 4,\\A=16+12+20+12,\\A=\boxed{60\:\mathrm{cm^2}}\)
two cars start moving from the same point. one travels south at 64 mi/h and the other travels west at 48 mi/h. at what rate is the distance between the cars increasing four hours later?
One car travel South at 64 mi/h and the other travels west at 48 mi/h. The distance between the cars increases with rate at 80 mi/h.
To find the rate of change, we need to find the derivative of the variables with respect to time.
Let:
p = distance between 2 cars
q = distance between car 1 and the start point
r = distance between car 2 and the start point
Using the Pythagorean Theorem:
p² = q² + r²
Take the derivative with respect to time:
2p dp/dt = 2q dq/dt + 2r dr/dt
dq/dt = speed of car 1 = 64 mi/h
dr/dt = speed of car 2 = 48 mi/h
The distance of car 1 and car 2 from the start point after 4 hours:
q = 64 x 4 = 256 miles
r = 48 x 4 = 192 miles
Using the Pythagorean theorem:
p² =256² + 192²
p = 320 miles
Hence,
2p dp/dt = 2q dq/dt + 2r dr/dt
p dp/dt = q dq/dt + r dr/dt
320 x dp/dt = 256 x 64 + 192 x 48
dp/dt = 80
Hence, the distance between the cars increases with rate at 80 mi/h
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Classify the following numbers as rational
or irrational.
3.1415926535... 0 V1 7.4 15 V3
pls helpp
Answer: 2.5.02
Step-by-step explanation:
Find the next two numbers in the following sequence. List the very next missingnumber in Blank 1, and then list the second missing number in Blank 2.
In the sequence 1,5,9,13,.... the difference between two consecutive terms is,
\(13-9=4\)This means enext term increases by 4. So term next to 13 is
\(13+4=17\)The term next to 17 is,
\(17+4=21\)So the sequence is,
\(1,5,9,13,17,21\)Answer is
Blank 1: 17
Blank 2: 21
what are the ordered pairs of y>1/2x+3
The ordered pairs of the inequality expression is (0, 4)
What are the ordered pairs of the inequality expressionFrom the question, we have the following parameters that can be used in our computation:
The inequality expression y>1/2x+3
To determine the ordered pairs of the inequality expression, we set x - 0 and then calculate the value of y
Using the above as a guide, we have the following:
y > 1/2 * 0 + 3
Evauate
y > 3
This means that the value of y is greater than 3 say y = 4
So, we have (0, 4)
Hence, the ordered pairs of the inequality expression is (0, 4)
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Please help on functions problem!! Thanks!
The piece-wise function in this problem is defined as follows:
f(x) = -x, x < 4.f(x) = -x + 1, x ≥ 4.What are piece-wise functions?A piece-wise function is a function that has different definitions, based on the input of the function.
In this problem, we have two separate definitions, given as follows:
To the left of x = 4.To the right of x = 4. (closed interval due to the circle).In both intervals, we have linear functions, which are defined in slope-intercept form as follows:
y = mx + b.
To the left of x = 4, the function is a decreasing line with slope -1 and intercept 0, hence it is given as follows:
f(x) = -x, x < 4.
To the right of 4, the function is also a decreasing line with slope 1, going through (4,-3).
Then:
y = -x + b.
When x = 4, y = -3, then the intercept b is calculated as follows:
-3 = -4 + b
b = -3 + 4
b = 1.
Hence:
f(x) = -x + 1, x ≥ 4.
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Suppose that I have a sample of 25 women and they spend an average of $100 a week dining out, with a standard deviation of $20. The standard error of the mean for this sample is $4. Create a 95% confidence interval for the mean and wrap words around your results.
We can say with 95% confidence that the true mean amount that women in the population spend dining out per week lies within the range of $91.74 to $108.26.
Based on the given information, we can calculate a 95% confidence interval for the mean amount that women in the population spend dining out per week. With a sample size of 25 and a standard error of $4, we can use the formula:
95% CI = sample mean +/- (critical value x standard error)
To find the critical value, we need to look up the t-distribution with degrees of freedom (df) = n-1 = 24 and a significance level of alpha = 0.05/2 = 0.025 (since we are interested in a two-tailed test). From a t-table or calculator, we find that the critical t-value is approximately 2.064.
Plugging in the values, we get:
95% CI = $100 +/- (2.064 x $4)
95% CI = $100 +/- $8.26
95% CI = ($91.74, $108.26)
Therefore, we can say with 95% confidence that the true mean amount that women in the population spend dining out per week lies within the range of $91.74 to $108.26. This means that if we were to repeatedly take random samples of 25 women and calculate their mean amount spent dining out, about 95% of the intervals we construct using this method would contain the true population mean.
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3x-1<10 please help I need this quickly!
Answer:
x < 3.666
Step-by-Step Explanation:
Which equation could be represnted by the number line?
Answer:-5+(-1)=-6
Step-by-step explanation:
Answer:
-5+(-1)=-6 is the answer
help please
What are the first five terms of the sequence represented by the explicit equation g(n) = 34 - 5n ?
Answer:
Step-by-step explanation:
Remark
My guess is that what is confusing you is not what you have to do, but why it is disguised as g(n)
What you are doing in effect is setting up a table. You are also not certain where the table starts. And that is a problem. I will start it at zero, but it might be 1.
zero
n = 0
g(0) = 34 - 5*0
g(0) = 34
One
n = 1
g(1) = 34 - 5*1
g(1) = 34 - 5
g(1) = 29
Two
g(2) = 34 - 5*2
g(2) = 34 - 10
g(2) = 24
Three
g(3) = 34 - 5*3
g(3) = 34 - 15
g(3) = 19
Four
g(4) = 34 - 5*4
g(4) = 34 - 20
g(4) = 19
Answer
0 1 2 3 4
34 29 24 19 14
Graph the image of each figure under the given translation
Answer:
zzzzzZzzzzzzzzzzzzzzzzz zzz-zzzZzzzzzzzz
Step-by-step explanation:
zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz
Tyler’s cousin is 32. He is 8 years older than twice Tyler’s age. How old is Tyler?
Answer:
Step-by-step explanation:
half hisage. Then subtract
Answer: 12 years old
Step-by-step explanation:
You should use variables:
Set x as tyler's age.
32 = 2x + 8
32 - 8 = 2x
24 = 2x
12 = x
Therefore, Tyler is 12 years old.
The square of -4a is
Answer:
16a²
Step-by-step explanation:
(- 4a)²
= - 4a × - 4a
= 16a²
Define a transformation h of a function f by h(x)= cos(x- rad/2).
Is h an odd function, am even function, or neither.
Can anyone give me an answer to this? Help is serverly needed...
A tennis shop uses a machine to string tennis racquets to specific tensions requested by their customers. There's variability in the results, so when the machine is set to string at a tension of 60 pounds, the resulting racquets have a mean tension of 60 pounds with a standard deviation of 0. 5 pounds.
Suppose that we took random samples of 36 racquets and calculated the sample mean tension from each sample. We can assume that the racquets in each sample are independent.
What would be the shape of the sampling distribution of the sample mean tension?
Choose 1 answer:
A. Skewed to the left
B. Skewed to the right
C. Approximately normal
D. Unknown; we don't have enough information to determine the shape
The shape of the sampling distribution of the sample means tension is Approximately normal. Hence option C is the correct option.
What is mean?
The arithmetic mean, also known as the arithmetic average or simply the mean or average, is the sum of a set of numbers divided by the total number of numbers in the set. The collection frequently consists of a series of findings from a survey, experiment, or observational study.
Given that the mean tension of 60 pounds with a standard deviation of 0. 5 pounds.
The sample size is 36.
The product of mean tension and the standard deviation is 60 × 0.5 = 30.
The sample size which is 36 is more than 30.
Thus the shape of the distribution is approximately normal.
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37 POINTS pls help time limit 13 minute left...
Answer:
first 3
Step-by-step explanation:
Answer:
A B C and D are all true not the last one!
Step-by-step explanation:
i flip a coin 10 times and record the proportion of heads i obtain. i then repeat this process of flipping the coin 10 times and recording the proportion of heads obtained many, many times. when done, i make a histogram of my results. this histogram represents group of answer choices the sampling distribution of the proportion of heads in 10 flips of the coin. the true population parameter. simple random sampling. the bias, if any, that is present. a binomial distribution.
The histogram represents the sampling distribution of the proportion of heads in 10 flips of the coin, which is an example of a binomial distribution.
In this scenario, the parameter of interest is the true population proportion of heads in a coin flip. The process of flipping the coin 10 times and recording the proportion of heads is an example of a binomial distribution, where each flip is a Bernoulli trial with a probability of success (getting heads) of 0.5.
By repeating this process many times and creating a histogram of the results, we are creating a sampling distribution of the proportion of heads in 10 flips of the coin. This allows us to see the variability of the proportion of heads we could get from different samples of the same size.
If we are using simple random sampling, meaning each possible sample of 10 coin flips has an equal chance of being chosen, then there should be no bias present in our results. However, if we are using a different sampling method, such as convenience sampling, there could be a bias present in our results.
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PLEASE HELP WITH THIS.
Answer:
27
Step-by-step explanation:
\( \sqrt[3]{ {27}^{3} } \\ = 27\)
Can you pls help? This is geometry
The equation of the circle with center (3, -4) and a radius of 6 units is (x - 3)^2 + (y + 4)^2 = 36.
How to explain the equationThe equation of a circle with center (h, k) and radius r is:
(x - h)^2 + (y - k)^2 = r^2
Substituting the values given, we get:
(x - 3)^2 + (y + 4)^2 = 6^2
Expanding and simplifying, we get the final equation of the circle:
(x - 3)^2 + (y + 4)^2 = 36
Therefore, the equation of the circle with center (3, -4) and a radius of 6 units is (x - 3)^2 + (y + 4)^2 = 36.
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Use the z-score formula, x-μ Z = -, and the information below to find the mean, 0 μ. Round your answer to one decimal place, if necessary. z = 2.25, x = 22.2, and = 1.6
The mean is 18.6.
Given the following information; z = 2.25, x = 22.2, and σ = 1.6, to find the mean, we have to apply the formula for z-score. z = (x - μ)/σWhere; z-score is represented by z, the value of X is represented by x, the mean is represented by μ and the standard deviation is represented by σSubstituting the values into the equation above;2.25 = (22.2 - μ)/1.6Multiplying both sides of the equation by 1.6, we have;1.6(2.25) = (22.2 - μ)3.6 = 22.2 - μ Subtracting 22.2 from both sides of the equation;3.6 - 22.2 = - μ-18.6 = - μ Multiplying both sides of the equation by -1, we have;μ = 18.6
Simply said, a z-score, also known as a standard score, informs you of how far a data point is from the mean. Technically speaking, however, it's a measurement of how many standard deviations a raw score is from or above the population mean.
You can plot a z-score on a normal distribution curve. Z-scores range from -3 standard deviations, which would fall to the extreme left of the normal distribution curve, to +3 standard deviations, which would fall to the far right. You must be aware of the mean and population standard deviation in order to use a z-score.
The z-score can show you how that person's weight compares to the mean weight of the general population.
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The number z multiplied by the sum of x and y
Answer:
z(x+y)
Step-by-step explanation:
Answer:
Step-by-step explanation:
Z(x+y)