Answer:
(-1,3)
Step-by-step explanation:
hello :
y−3=2(x+1)
if x= -1 y-3 = 2(-1+1)
y-3=0 so : y=3
(-1,3)
can someone help me on this it's 6th grade math please help
Answer:
The triangle one is 80mm and parallelogram is 24 in.
Step-by-step explanation:
Rita is saving money to buy a game. So far she has saved ,30$ which is three-fifths of the total cost of the game. How much does the game cost?
Answer:
The total cost of the game is $50
Step-by-step explanation:
I'm so sorry, for some reason I can't figure out how to explain this. This is my best attempt (again sorry)
1/5th = $10
2/5th = $20
3/5th = $30
4/5th = $40
5/5th = $50
Use a graph to estimate the limit
limθ→0 sin(2θ)/θ
Note: θ is measured in radians. All angles will be in radians in this class unless otherwise specified.
The limit of the function lim(θ→0) sin(2θ)/θ can be estimated by using a graph.
To estimate this limit graphically, you would first plot the function y = sin(2θ)/θ on a graph with the x-axis representing θ and the y-axis representing the function value. Since θ is measured in radians, make sure your graph is set to radians as well. As θ approaches 0, observe the behavior of the function.
Based on the graph, you will notice that the function approaches a value of 2 as θ approaches 0. Therefore, lim(θ→0) sin(2θ)/θ ≈ 2.
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PLEASE HELP!! ILL MARK U AS BRAINLIEST!!!
The answer would be \(\frac{1}{2}\).
The probability of getting a 5 is \(\frac{1}{100}\) and the probability of getting a number larger than 50 is \(\frac{49}{100}\) (the 50 doesn't count). Add those up and you get \(\frac{50}{100}\) and can be simplified to \(\frac{1}{2}\).
Answer:
51/100
Step-by-step explanation:
The probability is the ratio of the number of outcomes of interest to the total number of possible outcomes.
__
There is one number 5. There are 50 numbers in the range 1–100 that are greater than 50. So, the total number of outcomes of interest is 1+50 = 51.
The possible outcomes are any of the numbers 1–100, so there are 100 of them.
The probability of interest is ...
P(n=5||n>50) = 51/100
Solve the following system of equations algebraically or by graphing.
y=x²-x-6
y=x-3
The solution to the system of simultaneous equations is; (-1, 4) and (3, 0)
What is the solution to the quadratic equation?We are given two equations as;
y = x² - x - 6 -----(1)
y = x - 3 ----(2)
We will use the algebraic method to solve it as;
The general format for a quadratic equation is;
y = ax² + bx + c
The quadratic formula to solve the quadratic equation is;
x = [-b ± √(b² - 4ac)]/(2a)
Put equation 2 into equation 1 to get;
x - 3 = x² - x - 6
x² - x - x - 6 + 3 = 0
x² - 2x - 3 = 0
Factorizing we have;
x² + x - 3x - 3 = 0
x(x + 1) - 3(x + 1) = 0
Thus;
x - 3 = 0 or x + 1 = 0
x = -1 or 3
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help please 50 points due in an hour
Answer: a = 7
b = 8
c = 12
Step-by-step explanation:
1. How long does it take running at a rate of 12m/s over a distance of 360m?
Step-by-step explanation:
T=D/S
D=360m
S=12m/s
360m÷12m/s
Time=30s
y’all pls help! NO LINKS!!
Answer:
16°
Step-by-step explanation:
The trig function tangent relates an acute angle of a right triangle to the measures of the adjacent and opposites sides. Those are the sides given here, so the relevant trig relation is ...
Tan = Opposite/Adjacent
tan(?) = 14/49 = 2/7
When the tangent of the angle is known, the inverse tangent function can be used to find the angle:
? = arctan(2/7) ≈ 16°
The value of "?" is about 16°.
A software company is interested in improving customer satisfaction rate from the 64% currently claimed. the company sponsored a survey of 125 customers and found that 89 customers were satisfied. what is the test statistic z?
The test statistic-z or z-score will be 1.635.
What is test statistic-z?
A z-score, also known as a z-statistic, is a number that represents how many standard deviations above or below the mean population a z-test score is. It is essentially a numerical measurement that describes the relationship of a value to the mean of a collection of values. A z-score of 0 implies that the data point's score is the same as the mean score. A z-score of 1.0 indicates that the result is one standard deviation from the mean. Z-scores can be positive or negative, with a positive number indicating that the score is higher than the mean and a negative value indicating that it is lower than the mean.
Let p indicate the proportion of customers who are satisfied.
P=0.64
n=number of customers surveyed =125
x=number of satisfied consumers in the survey=89
p=89/125=0.71
The test statistic-z is calculated using the following formula,
z=(p-P)/√(P(1-P)/n)
=(0.71-0.64)/√0.64(1-0.64)/125
=0.07/√0.00184
=0.07/0.0428
=1.635
The test statistic-z is 1.635
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graphing linear equation.5x-9y=-7
The graph of the linear equation, 5x - 9y = -7, is in the attachment below.
How to Graph a Linear Equation?The linear equation that models a graph can be written in slope-intercept equation as y = mx + b. The value of the slope, which is the rise over the run of the line is represented as m, while the value of b, which is where the line intercepts the y-axis is b.
Given the linear equation, 5x - 9y = -7, rewrite in slope-intercept form:
5x - 9y = -7
-9y = -5x - 7
-9y/-9 = -5x/-9 - 7/-9
y = 5/9x + 7/9
This means the rise over the run of the line, m is 5/9, while the y-intercept of the graph, b is 7/9.
The graph is shown below.
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The high temperature on Monday in Alaska was -2 degrees. Tuesday's high temperature was 3 degrees lower than Monday's. What was Tuesday's high temperature?
A) 5 degrees
B) -5 degrees
C) 1 degree
D) 1 degree below zero
Answer:
The answer is B) -5
Step-by-step explanation:
It is -5 because if you take monday's temperature and subtract it by tuesday's temperature. You get -5
-2-3=-5
Consider the following rational function fff. f(x)=\dfrac{6x^3-x^2+7}{2x+5}f(x)= 2x+5 6x 3 −x 2 +7 f, left parenthesis, x, right parenthesis, equals, start fraction, 6, x, cubed, minus, x, squared, plus, 7, divided by, 2, x, plus, 5, end fraction Determine fff's end behavior. f(x)\tof(x)→f, left parenthesis, x, right parenthesis, \to as x\to -\inftyx→−∞x, \to, minus, infinity. f(x)\tof(x)→f, left parenthesis, x, right parenthesis, \to as x\to \inftyx→∞x, \to, infinity.
The end behavior of the rational polynomial function \(f(x) = \frac{6x^3 - x^2 + 7}{2x + 5}\) is,
{x → ∞, y → ∞ and x → - ∞, y → ∞}.
What is the end behavior of a polynomial?A polynomial function's final behavior is how its graph behaves as x gets closer to positive or negative infinity.
The graph's final behavior is determined by a polynomial function's degree and leading coefficient.
Given, A rational polynomial function \(f(x) = \frac{6x^3 - x^2 + 7}{2x + 5}\).
Now A cubic function divided by a linear function would result in a quadratic function, And as the coefficients of the highest degree terms of both the highest terms are positive the coefficient of the highest term of the quadratic function will also be positive and it's graph will be a parabola that opens upwards and symmetric about the y-axis.
Therefore, The end behavior will be when x tends to positive infinity y goes to positive infinity and when x tends to negative infinity y goes to positive infinity.
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what is the intersection of a and b if A = {1, 2, 3, 4, 5} and B = {3, 4, 5}?
Answer:
3 and 4
Step-by-step explanation:
since they are the numbers where the two sets meet.
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29. pls help need to answer this question
Answer:
x and y coefficients, are the same, equal, are
Analyze the reflectional symmetry of the polygons labeled A, B, C, and D.
Which polygons have fewer than two lines of symmetry?
A and B
B and C
A and C
C and Dthe answer up i right
Answer:
it's not b and c
Step-by-step explanation:
it's a and c
brainliest please
simplify the radical in the image
You have the following expression:
\(-6\sqrt[3]{256x^7y^8}\)by simplifying the previous expression you obtain:
\(\begin{gathered} -6\sqrt[3]{256x^7y^{8}}=-6\cdot\sqrt[3]{4\cdot64x\cdot x^{6}y^{6}y^{2}}=-6\cdot4x^2y^2\sqrt[3]{4xy^{2}} \\ =-24x^2y^2\sqrt[3]{4xy^2} \end{gathered}\)where you have taken into account to factorize the variables inside the root in a way you can simplify it.
X=______ ft heIp pIz
Answer: x= 67.5 feet
Step-by-step explanation:
Barry and 3 friends share 2 oranges equally. What fraction of an orange will each person get?
Answer:
each person gets 2/3 of an orange!!
Step-by-step explanation:
Barry has 3 friends. There are 2 oranges. We know each person cant get a orange fraction that is equal or greater to 1, because 2 is smaller than 3! So we take the 2 oranges and make it the numerator, or the number on top, and take the 3 friends and make them the denominator, or the number on the bottom!
Consider an urn with 7 black balls, 3 yellow balls, and 4 orange balls. If 3 balls are chosen randomly with replacement, what is the probability that the first is yellow, the second is orange, and the third is orange
Answer:
1.79% chance or \(\frac{6}{343}\)
Step-by-step explanation:
7+3+4=14
chance of yellow \(\frac{3}{14}\)
chance of orange \(\frac{4}{14}\)
\(\frac{3}{14} * \frac{4}{14} *\frac{4}{14} = \frac{6}{343}\)
CAN SOMEONE PLS HELP ME !!!
Answer:
Hot sunny weather
Step-by-step explanation:
An item on the University Bookstore's survey asks respondents to tell the store, in their own words, what they like least about textbook shopping. This item would be an example of a(n) ____ question.
The item on the University Bookstore's survey, asking respondents to share in their own words what they like least about textbook shopping, would be an example of an open-ended question. ..
An open-ended question allows respondents to provide detailed and personalized responses, without limiting them to predetermined choices or options. In this case, the question does not provide specific answer choices or options for respondents to choose from, but instead encourages them to freely express their thoughts and experiences regarding the least preferred aspects of textbook shopping.
Open-ended questions like this can provide valuable insights and feedback, as they allow for a wide range of responses and allow respondents to fully explain their opinions.
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describe la vida en el barrio que se desarrolla en la pelicula los olvidados de Luis Buñuel teniendo en cuenta sus condiciones economicas y sociales atravez de las distintas actividades desarrolladas por los vecindarios
Life in the neighborhood depicted in the film "Los Olvidados" is characterized by challenging economic and social conditions.
How do the economic and social conditions shape life in the neighborhood?The neighborhood in "Los Olvidados" is portrayed as a poverty-stricken area where the residents struggle to make ends meet. The film explores the lives of marginalized individuals most particularly young boys, who are caught in a cycle of poverty, violence, and neglect.
The economic conditions in the neighborhood are harsh, with limited opportunities for employment and a lack of access to basic necessities. As a result, the residents are often forced into criminal activities to survive leading to a high level of violence and crime within the community.
Moreover, the social conditions exacerbate the challenges faced by the neighborhood. There is a sense of abandonment and neglect from the government and wider society with little support or resources available to address the issues faced by the residents.
Full question:
Describes life in the neighborhood that takes place in the film Los Olvidados by Luis Buñuel, taking into account their economic and social conditions through the different activities carried out by the neighborhoods.
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What is the value of x in the equation three-fifths x = negative 45? –75 –27 27 75
Answer:
x = -75
Step-by-step explanation:
\(\frac{3}{5}\) x = - 45 ( multiply both sides by 5 to clear the fraction )
3x = - 225 ( divide both sides by 3 )
x = - 75
Answer:
A
Step-by-step explanation:
find the unit vector ,ev, where =⟨9,0,7⟩
The unit vector ev is: ev = v/|v| = ⟨9/√130, 0, 7/√130⟩
To find the unit vector ev, we need to divide the vector v by its magnitude:
v = ⟨9, 0, 7⟩
|v| = √(9^2 + 0^2 + 7^2) = √(81 + 49) = √130
So the unit vector ev is:
ev = v/|v| = ⟨9/√130, 0, 7/√130⟩
In mathematics, a vector is a mathematical object that has both magnitude and direction. Geometrically, a vector can be represented by an arrow, where the length of the arrow represents the magnitude of the vector, and the direction of the arrow represents the direction of the vector.
The magnitude of a vector is the length or size of the vector, regardless of its direction. The magnitude of a vector is always a non-negative scalar value.
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how much greater is 9 hundredths than 8 thousandths
9 hundredths is greater than 8 thousandths by 82 thousandths
Place valueFrom the question, we are to determine how much greater 9 hundredths is than 8 thousandths
9 hundredths = 9/100 = 0.09
8 thousandths = 8/1000 = 0.008
Then,
0.09 - 0.008 = 0.082
= 82/1000
≡ 82 thousandths
Hence, 9 hundredths is greater than 8 thousandths by 82 thousandths
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converir 150g a radiones
Answer:
?
Step-by-step explanation:
GUYS GUYS I NEED YOUR HELP!!!!
Answer:
\( \dashrightarrow - 4 {x}^{ - 2} y( {2yx}^{3} + {6xy}^{3} - {3y}^{3} {x}^{4} ) \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \\ \\ \dashrightarrow \{- 8 {x}^{( - 2 + 3)} {y}^{(1 + 1)} \} + \{ - 24 {x}^{ (- 2 + 1)} {y}^{(3 + 1)} \\ + \{12 {x}^{( - 2 + 4)} {y}^{(1 + 3)} \} \\ \\ \dashrightarrow{ \boxed{ \tt{ - 8x {y}^{2} - 24 {x}^{ - 1} {y}^{4} + 12 {x}^{2} {y}^{4} }}} \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \)
what needs to be known to determine the critical values for an independent-samples t test?
In order to determine the critical values for an independent-samples T-test, the following information needs to be known:
The size of the sample (n)The significance level (alpha)The degrees of freedom (df)The type of t-test being conducted (one-tailed or two-tailed)What needs to be known to determine the critical values for an independent-samples T test?The critical values for an independent-samples t test are used to determine if the differences between two samples are statistically significant. In order to calculate the critical values, the size of the sample (n), the significance level (alpha), the degrees of freedom (df), and the type of t-test (one-tailed or two-tailed) must be known. The degrees of freedom are equal to the number of observations in the sample minus
The size of the sample is the total number of observations in the two samples. The significance level is the probability of making a type-I error (rejecting the null hypothesis when it is true). Finally, the type of t-test is used to determine if the test is one-tailed (testing for a difference in one direction) or two-tailed (testing for a difference in both directions). Once all of this information is known, the critical values can be calculated to determine if the differences between the two samples are statistically significant.
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A plumbing company charges $75 per hour with a $100 inspection fee. A sales tax of 8.25% is then calculated based on the charges (subtotal). How much would the total charge be for 3 hours of service?$____________Round answer to the nearest whole dollar value.
We will have the following:
We will calculate the total charge as follows:
\(\begin{gathered} y=75x+100+0.0825(75x+100) \\ \\ \Rightarrow y=\frac{1299}{16}x+108.25 \end{gathered}\)So, the total charge will be:
\(\begin{gathered} y=\frac{1299}{16}(3)+108.25\Rightarrow y=\frac{5629}{16} \\ \\ \Rightarrow y\approx352 \end{gathered}\)So, the total charge is approximately $352.
which is a subset of {1, 2, 4, 5, 6}?
{0, 1, 2}
{3, 4}
{5, 6, 7}
{2, 6}
(believe its the last one but just want to make sure)
Answer:
{2, 6}
Step-by-step explanation:
Subset: A subset is a set of which all the element are contained or can be find in the universal set.
From the question above,
μ = {1,2,4,5,6}
* The first option {0,1,2} is wrong because 0 is not contained in the universal set.
* The second option {3,4} is wrong because, 3 is not contained in the universal set.
* The third option {5,6,7} is wrong because 7 is not contained in the universal set.
* The last option {2,6} is correct because all of the element of the set are contained in the universal set, and as such makes it a subset.
Hence the subset of {1,2,4,5,6} is {2, 6}