Answer:
2=3^2?????
Step-by-step explanation:
y=x^2
(3,2)
substitute
2=3^2
Math work questions help
Sketch a triangle with the following points.
A: (-5, 1)
B: (-5, -5)
C: (1, 2)
Rotate the triangle 90 degrees counterclockwise and sketch triangle A', B', C'.
Using the rule for a rotation 90º counterclockwise, the triangles are sketch on the graph given at the end of the answer.
What are transformations on the graph of a function?Transformations on the graph of a function are classified as follows:
Translation: Can be translation left/right or down/up.Reflections: Can be over one of the axes or over a line.Rotations: Over a degree measure, and the rule depends on the measure.Dilation: Coordinates of the vertices of the original figure are multiplied by the scale factor.All these transformations are defined by rules, and the rule for a rotation 90º counterclockwise is given by:
(x,y) -> (-y, x).
Hence, applying the rule, the vertices of triangle A'B'C' are given as follows:
A': (-1, -5).B': (5, -5).C': (-2, 1).Both triangles are sketched in the graph given at the end of the answer, with the original triangle in black and the rotated triangle in blue.
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In a deck of 52 playing cards, are the odds favorable that you will draw a heart od a diamond?
Answer:
So theres 13 cards of heart and diamond
so 26 cards out of 52,
26/52
Hello everyone, please help me out on this, What is the value of this expression?
Answer: I believe its 21
Let u = <-9, 2> Find -5u.
Answer:
To find -5u, we simply need to multiply each component of u by -5:
-5u = -5<-9, 2> = <(-5)(-9), (-5)(2)> = <45, -10>
Therefore, -5u is equal to the vector <45, -10>.
Tasha used the pattern in the table to find the value of 4 Superscript negative 4.
Powers of 4
Value
4 squared
16
4 Superscript 1
4
4 Superscript 0
1
4 Superscript negative 1
One-fourth
4 Superscript negative 2
StartFraction 1 Over 16 EndFraction
She used these steps.
Step 1 Find a pattern in the table.
The pattern is to divide the previous value by 4 when the exponent decreases by 1.
Step 2 Find the value of 4 Superscript negative 3.
4 Superscript negative 3 = StartFraction 1 Over 16 EndFraction divided by 4 = StartFraction 1 Over 16 EndFraction times one-fourth = StartFraction 1 Over 64 EndFraction
Step 3 Find the value of 4 Superscript negative 4.
4 Superscript negative 4 = StartFraction 1 Over 64 EndFraction divided by 4 = StartFraction 1 Over 64 EndFraction times one-fourth = StartFraction 1 Over 256 EndFraction
Step 4 Rewrite the value for 4 Superscript negative 4.
StartFraction 1 Over 256 EndFraction = negative StartFraction 1 Over 4 Superscript negative 4 EndFraction
The value of 4 Superscript negative 4 is negative StartFraction 1 Over 4 Superscript negative 4 EndFraction.
In the given table, Tasha observed a pattern in the powers of 4. When the exponent decreases by 1, the previous value is divided by 4. Using this pattern, she determined the values for 4 squared, 4 Superscript 1, 4 Superscript 0, 4 Superscript negative 1, and 4 Superscript negative 2.
To find the value of 4 Superscript negative 3, she divided the previous value (StartFraction 1 Over 16 EndFraction) by 4, resulting in StartFraction 1 Over 64 EndFraction.
Similarly, for 4 Superscript negative 4, she divided the previous value (StartFraction 1 Over 64 EndFraction) by 4, yielding StartFraction 1 Over 256 EndFraction.
Finally, to rewrite the value for 4 Superscript negative 4, she expressed it as negative StartFraction 1 Over 4 Superscript negative 4 EndFraction.
Therefore, the value of 4 Superscript negative 4 is negative StartFraction 1 Over 4 Superscript negative 4 EndFraction, which simplifies to StartFraction 1 Over 256 EndFraction
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Help help help help I really need help on this question please
Answer:60 cents per taco
Step-by-step explanation:
120/2=60
180/3=60
300/5=60
480/8=60
Samantha has 146 ft of yarn. She wants to cut the yarn into equal pieces to give her 18 students. How much yarn will she give each student?
Answer:
8 ft of yarn
Step-by-step explanation:
146/18= 8.111
Round that number down to 8 to make all students get equal amounts of yarn
Answer:
8.11 ft
Step-by-step explanation:
146 ft divided into 18 prices
146 ÷ 18 = 8.11 ft for each student.
Horizontal and parallel lines m and n are cut by transversal k. At the intersection of lines k and m, the bottom left angle is 50 degrees. At the intersection of lines k and n, the uppercase right angle is 50 degrees. Which theorem correctly justifies why the lines m and n are parallel when cut by transversal k? converse of the corresponding angles theorem converse of the alternate interior angles theorem converse of the same side interior angles theorem converse of the alternate exterior angles theorem
The theorem correctly justifies why the lines m and n are parallel when cut by transversal k converse of the alternate interior angles theorem
What is alternate interior angles theorem?The alternate interior angles theorem states that, the alternate interior angles are congruent when the transversal intersects two parallel lines.
According to the ques
m and n are horizontal parallel line and k is transverse
The intersection of lines k and m, the bottom left angle = 50 degrees
The intersection of lines k and n, the uppercase right angle = 50 degrees.
Now,
Both angles are equal because of the theorem of alternate interior angles or line are parallel because of this theorem .
Hence, The theorem correctly justifies why the lines m and n are parallel when cut by transversal k converse of the alternate interior angles theorem
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Answer:
b
Step-by-step explanation:
What the meaning of "f is order-preserving if x < y implies f(x) < f(y)"?
An order-preserving function is one where x < y implies f(x) < f(y). An isomorphism is a one-to-one order-preserving function between two partially ordered sets, while an automorphism is an isomorphism of a set to itself.
In the given excerpt, it explains the concepts of order-preserving functions, isomorphisms, and automorphisms in the context of partially ordered sets.
Order-Preserving Function:
A function f: P -> Q, where P and Q are partially ordered sets, is said to be order-preserving if for any elements x and y in P, if x < y, then f(x) < f(y). In other words, the function preserves the order relation between elements in P when mapped to elements in Q.
Increasing Function:
If P and Q are linearly ordered sets, then an order-preserving function is also referred to as an increasing function. It means that for any elements x and y in P, if x < y, then f(x) < f(y).
Isomorphism:
A one-to-one function f: P -> Q is called an isomorphism of P and Q if it satisfies two conditions:
a. f is order-preserving: For any elements x and y in P, if x < y, then f(x) < f(y).
b. f is onto (surjective): Every element in Q has a pre-image in P.
When an isomorphism exists between (P, <) and (Q, <), it means that the two partially ordered sets have a structure that is preserved under the isomorphism. In other words, they have the same ordering relationships.
Automorphism:
An automorphism of a partially ordered set (P, <) is an isomorphism from P to itself. It means that the function f: P -> P is both order-preserving and bijective (one-to-one and onto). Essentially, an automorphism preserves the structure and order relationships within the same partially ordered set.
These concepts are fundamental in understanding the relationships and mappings between partially ordered sets, particularly in terms of preserving order, finding correspondences, and exploring the symmetry within a set.
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helpppppppppppppppppppp
Answer:
A is the correct answer because if you look at the main thick line in the middle. if your looking for a reflection. the line should be pointing the other way .
If a three-digit number is divided by 5 or by 6, remainder is 1 in each case. What is the least such three-digit number?
Answer:
The least three-digit number which leaves a remainder of 1 when divided by 5 or 6 is 101.
Step-by-step explanation:
This is because 101 is the smallest three-digit number which is not a multiple of either 5 or 6. To see that 101 is the smallest such number, you can check that 100 and 99 are both multiples of both 5 and 6, and 98 is a multiple of 6.
A line with a slope of 5 passes through the point (6, 12). Write the equation for this line.
Step-by-step explanation:
Hi have a great day!! This is our answer. If it is wrong, apologies from our side.
The number of days, d, required to complete a job varies inversely as the number of workers, w, on the job.
If it takes 9 days for 8 workers to complete a job, then how many workers would it take to do the job in 18 days?
It would take 18 days for 4 workers to complete the job.
Step-by-step explanation:
As d goes up, w goes down by the same amount.
X = 9*8 = 72
18*4 = 72
likewise, 2*36 = 72
3*24 = 72
6*12 = 72
And so on....
What's 9 + 10? ______________________________________________________
Answer:
Hmm, that's a tough one. I think it's 19. I'm not sure though.
Answer:
19
Step-by-step explanation:
Just answer number 6 plz I will give you brainliest for correct answer and explaination
Answer:
It seems like you go the answer right which is 100
Step-by-step explanation:
Every light intensity can be divided by 10 in order to get the current.
Answer:
100Step-by-step explanation:
We can use a proportion to solve for the current when light intensity is 1000.
900/90 = 1000/x
We will cross multiply these.
900x = 90000
Divide by 900
x = 100
We would expect the current to be 100 when light intensity is 1,000, suggesting that only 10% of light intensity is actually usable current.
Which of the following symbols indicates that a value is included in a solution set.
○
●
≠
=
Answer:
B
Step-by-step explanation:
i needs a help please
Answer:
Step-by-step explanation:
Givens
x intercept =
(1,0) (5,0)The vertex is at 3, 4
The vertex is upside down.
Solution
(x - 1) and (x - 5) produce the two roots.
There must be 1 minus somewhere so that the quadratic goes upside down.
Answer
y = - (x -1)(x - 5)
The balance sheet or crane consulting reports the following information on July 1, 2022, long-term liabilities, and payable 5’The balance sheet or crane consulting reports the following information on July 1, 2022,
long-term liabilities,
Bonds payable $5000000
Less: discount on bonds payable 200000: 4,800,000
__________________________________
The net amount of the bonds payable is $5,000,000 - $200,000 = $4,800,000
What is the percentage?A percentage is a minimum number or ratio that is measured by a fraction of 100.
We are given that;
Amount Bonds payable= $5000000
Discount on bonds payable 200000= 4,800,000
The balance sheet of Crane Consulting reports the following long-term liabilities as of July 1, 2022:
Bonds payable: $5,000,000
Less: Discount on bonds payable: $200,000
$5,000,000 - $200,000 = $4,800,000
This means that Crane Consulting issued bonds with a face value of $5,000,000, but sold them at a discount of $200,000, resulting in a net amount of $4,800,000.
Therefore, by the percentage the answer will be $4,800,000.
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A study was conducted on the educational level of patients with AIDS, it was asume that
with ten years of education will be in group A, between 10 and 20 group B and between 20
group C. After the analysis it was realized that group A had 100 persons while group B and C had 30 persons
(a) If you decide to select based on proportion of 10% from each group how many patien
selected from each group. Show your calculation.
(b) What name can be given to the classified groups?
(c) What method of sampling was employed in the selection process?
1. State and explain the three major data collection techniques.
What is a variable?
What is a Parameter?
A variable is a characteristic or attribute that can take on different values. It is an observable and measurable property of an object or phenomenon, which can be used to describe and analyze it.
Parameters are used in inferential statistics to make conclusions about a population based on a sample of data.
(a) If you decide to select based on proportion of 10% from each group, the number of patients selected from each group would be: Group A = (10/100) x 100 = 10 patients Group B = (10/100) x 30 = 3 patients Group C = (10/100) x 30 = 3 patients.
(b) The classified groups can be named as follows: Group A = 10 years of education or less Group B = More than 10 years but less than or equal to 20 years of education Group C = More than 20 years of education.
(c) The sampling method employed in the selection process was stratified sampling. Stratified sampling is a type of probability sampling technique where the population is divided into homogeneous subgroups or strata, and the researcher selects a simple random sample from each subgroup or stratum.
The researcher chooses a proportion of participants from each subgroup to represent the population as a whole, which allows for more precise estimates of the population parameters than simple random sampling.
The sample is selected randomly from the stratified sample, which ensures that the sample is representative of the population.
A variable is a characteristic or attribute that can take on different values. It is an observable and measurable property of an object or phenomenon, which can be used to describe and analyze it.
Variables are used in research to test hypotheses, determine relationships between different phenomena, and make predictions about future outcomes.
A parameter is a numerical summary of a population, which describes a characteristic of the population. It is an unknown constant that can only be estimated from a sample of data.
Parameters are used in inferential statistics to make conclusions about a population based on a sample of data.
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Need answer to this question please don’t understand it
we have to do alot for this
so first we gotta change 12.3 into a mixed fraction
n = 5 so 5 ÷ 12.3
In math questions answers each questions are solved with explanation. The questions are based from different topics. Care has been taken to solve the questions in such a way that students can understand each and every step.
1. Which is greater than 4?
(a) 5,
(b) -5,
(c) -1/2,
(d) -25.
Answer:
A is correctStep-by-step explanation:
The option that is greater than 4 is option (a) 5. This is because 5 is a positive value that is larger than 4. Option (b) -5 is a negative value that is less than 4. Option (c) -1/2 is also negative and less than 4. Option (d) -25 is the most negative option and therefore less than 4. So, the only option that is greater than 4 in this case is 5.
Answer:
a
Step-by-step explanation:
got it right on edge
need help will give brainiest
Answer:
1. Triangles HIJ and KML
2. Triangles RST and YXZ
3. Reflexive property and Congruent Property
Step-by-step explanation:
Step-by-step explanation:
for 1 and 2 to find which ones are congruent you have to look at the lines on the angles which show congruence
Step 1 of 2: Reduce the rational expression to its lowest terms. x^2 - 4x + 4/×^2 + 3x - 10Step 2 of 2: Find the restricted values of X, if any, for the given rational expression.
We have the expression:
\(\frac{x^2-4x+4}{x^2+3x-10}\)We have to factorize both numerator and denominator:
\(\begin{gathered} \text{For }x^2-4x+4\colon \\ x=\frac{-(-4)\pm\sqrt[]{(-4)^2-4\cdot1\cdot4}}{2\cdot1} \\ x=\frac{4\pm\sqrt[]{16-16}}{2} \\ x=\frac{4\pm0}{2} \\ x=2 \\ \longrightarrow x^2-4x+4=(x-2)^2 \end{gathered}\)\(\begin{gathered} \text{For }x^2+3x-10\colon \\ x=\frac{-3\pm\sqrt[]{3^2-4\cdot1\cdot(-10)}}{2\cdot1} \\ x=\frac{-3\pm\sqrt[]{9+40}}{2} \\ x=\frac{-3\pm\sqrt[]{49}}{2} \\ x=\frac{-3\pm7}{2} \\ x_1=\frac{-3-7}{2}=-\frac{10}{2}=-5 \\ x_2=\frac{-3+7}{2}=\frac{4}{2}=2 \\ \to x^2+3x-10=(x+5)(x-2) \end{gathered}\)As we have a common factor, we can simplify the expression as:
\(\frac{x^2-4x+4}{x^2+3x-10}=\frac{(x-2)^2}{(x+5)(x-2)}=\frac{x-2}{x+5}\)The restricted values for x are the ones that make the expression become undefined. This happens when, for example, the denominator becomes 0.
In this case, when x=-5, the denominator x+5=-5+5=0 and the expression is undefined.
This is the only restricted value for this expression.
Answer:
The reduced expression is (x-2)/(x+5).
The restricted value is x=-5.
This data is from a sample. Calculate the mean, standard deviation, and variance. Suggestion: use technology. Round answers to two decimal places.
x
22.8
49.8
17.5
44.1
33.2
20.6
43.2
37.7
Mean =
Standard Deviation =
Variance =
Ooops - now you discover that the data was actually from a population! So now you must give the population standard deviation.
Population Standard Deviation =
1. Mean = 33.61
2. Standard Deviation = 11.3284
3. Variance = 128.33
What are the mean, standard deviation, and variance?The given data are: \(22.8, 49.8, 17.5, 44.1, 33.2, 20.6, 43.2, 37.7\)
To get mean, we will sum up all the numbers and divide by the total count. The mean is:
= (22.8 + 49.8 + 17.5 + 44.1 + 33.2 + 20.6 + 43.2 + 37.7) / 8
= 268.9 / 8
= 33.62
Standard Deviation: \(\sqrt((22.8 - 33.61)^2 + (49.8 - 33.61)^2 + (17.5 - 33.61)^2 + (44.1 - 33.61)^2 + (33.2 - 33.61)^2 + (20.6 - 33.61)^2 + (43.2 - 33.61)^2 + (37.7 - 33.61)^2) / 8\)
= \(\sqrt{128.3336}\)
= 11.3284420818
= 11.3284
Variance = (Standard Deviation)^2
Variance = \(11.3284 ^2\)
Variance = 128.33264656
Variance = 128.33.
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Consider a 3 x 3 matrix 0.000 0.000 0.000
A= 3.000 3.000 -3.000
0.000 0.000 0.000 Find three linearly independent eigenvectors 0.000 0.000 0.000 v1, v2, v3 and their eigenvalues λ1, λ2, λ3. In order to be accepted as correct, all entries of the vector Av; λivi must have absolute value smaller than 0.05. Your eigenvalues will only be correct if the corresponding vectors are eigenvectors with these eigenvalues.
v1 = -1 is an eigenvector of A to the eigenvalue λi = 0 1
0
v2 = -1 is an eigenvector of A to the eigenvalue λ2= 0
0
1
v2 = 0 is an eigenvector of A to the eigenvalue λ3= 0
1
0
As per the matrix, the three linearly independent eigenvectors are 0, 0.05 and 1.
Now let's consider the given matrix A. We are asked to find three linearly independent eigenvectors and their corresponding eigenvalues. Linearly independent eigenvectors are important because they allow us to represent any vector in the space as a linear combination of these eigenvectors.
The first eigenvector v1 is -1, and it corresponds to the eigenvalue λ1 = 0. To check if this is indeed an eigenvector, we multiply it by A and check if the resulting vector is a scalar multiple of v1. In this case, Av1 = 0v1, which means that v1 is indeed an eigenvector with eigenvalue λ1 = 0.
The second eigenvector v2 is also -1, and it corresponds to the eigenvalue λ2 = 0. Again, we multiply it by A and check if the resulting vector is a scalar multiple of v2. Av2 = 0v2, which means that v2 is an eigenvector with eigenvalue λ2 = 0.
The third eigenvector v3 is 0, and it corresponds to the eigenvalue λ3 = 1. We repeat the same process and check if Av3 is a scalar multiple of v3. In this case, Av3 = 0.05v3, which satisfies the given condition of having all entries with absolute value smaller than 0.05. Therefore, v3 is an eigenvector with eigenvalue λ3 = 1.
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HELP PLEASE, IM BEGGING YOU
Answer:
1. -30/7
2. 5/2
3. 1 2/3
4. -3 2/5
5. 2 1/2 and -2 1/2
6. No values have an absolute value of -6 1/3 because the absolute value of a number is always positive
Erick and Mia live the same distance from the park and decide to meet at
the park one afternoon. The graphs show their distances from home over
the same 30-minute period as they walked to the park. Each section of
each graph represents 10 minutes.
Which of these statements are true?
Mia returned too her house after 10 minutes. T or F
Mia left her house 10 minutes before Erick left his house. T or F
It took Erick only 10 minutes to walk to the park. T or F
Erick and Mia arrived at the park at the same time. T or F
Erick walked the same distance as Mia during the last 10 minutes. T or F
B, Mia departed her home ten minutes before Erick did.
D, Erick, and Mia all showed up simultaneously at the park.
E, In the previous ten minutes, Erick and Mia both walked the same distance.
What distinguishes a graph from a chart ?A graph is a graphic that uses the placement of the horizontal (X-axis) and vertical (Y-axis) axes to demonstrate the mathematical relationship between different data sets (Y-axis).
A chart displays data that can be shown as a table, graph, or diagram. It includes a variety of information presentation techniques. Charts are all graphs.
According to the given information
According to the information given in the graph
We got the following true Statements
B, Mia departed her home ten minutes before Erick did.
D, Erick, and Mia all showed up simultaneously at the park.
E, In the previous ten minutes, Erick and Mia both walked the same distance.
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Madeline is a salesperson who sells computers at an electronics store. She makes a base pay of $80 each day and then is paid a $20 commission for every computer sale she makes. Make a table of values and then write an equation for P, in terms of x, representing Madeline's total pay on a day on which she sells x computers.
I need the Equation.
Answer: y=80+2x
Step-by-step explanation:
In y=mx+b format the answer is y=80+2x
linear functions m and p are shown
Answer:
if it is straight line it's a linear