Answer:
\(y=\frac{3}{8}x-\frac{17}{8}\)
Step-by-step explanation:
The slope: m= 3/8
hope this helps.
how do i graph f(x)= -4|x-1|-3
Please help not sure what to do
Answer:
3x12 theres 3 cirs and 6÷4 so 3x12
In the diagram shown,
P
T
=
Q
T
=
Q
R
.
Also,
R
T
=
R
S
and
∠
P
T
Q
=
36
∘
.
What is
∠
P
T
S
?
Answer:99
Step-by-step explanation:
Which table represents a linear function
Answer:
What are the other tables/answer choices?
Step-by-step explanation:
find angle x, giving your answer to 1 decimal place
Answer:
Could you give a more detailed question and or picture
NO JOKE IF I DONT GET THIS I FAIL SO PLS HELP!!!!!
Calculate the probability current corresponding to the following wave function ψ(r,t)= r
e ikr
Answer: S= mr 2
ℏk
r
^
The teacher started the problem this way: r 2
=x 2
+y 2
+z 2
S= 2m
iℏ[ψ ∗
∇ψ−ψ∇ ∗
]
But I have no idea how to proceed.
The probability current corresponding to the wave function ψ(r,t) = r e^(ikr) is S = (m r^2 / ℏk) r^.
To calculate the probability current, we start with the expression S = (2m/ℏ) Im[ψ^* ∇ψ - ψ ∇^*]. Given the wave function ψ(r,t) = r e^(ikr), we need to calculate the gradient (∇) and the complex conjugate (∗) of ψ. The gradient of ψ can be computed as ∇ψ = (∂/∂x, ∂/∂y, ∂/∂z) (r e^(ikr)). Applying the derivatives, we obtain ∇ψ = (e^(ikr) + ikr e^(ikr)) (cosθ, sinθ, 0), where θ is the angle between the position vector r and the x-y plane.
The complex conjugate of ψ, ψ^*, is obtained by taking the complex conjugate of each term in ψ. Therefore, ψ^* = r e^(-ikr). Similarly, we calculate ∇^* = (e^(-ikr) - ikr e^(-ikr)) (cosθ, sinθ, 0).
Now we substitute these expressions into the formula for the probability current S. After simplification, we get S = (m r^2 / ℏk) r^, where r^ = (sinθ cosφ, sinθ sinφ, cosθ) is the unit vector in the direction of r.
In summary, the probability current corresponding to the given wave function ψ(r,t) = r e^(ikr) is S = (m r^2 / ℏk) r^. This expression represents the magnitude and direction of the probability current associated with the particle described by the wave function.
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can someone help please
When Tracey pours all the water from the smaller 5-inch cube container into the larger 7-inch cube container, the water will be approximately 7 inches deep in the larger container.
To find out how deep the water will be in the larger container, we need to consider the volume of water transferred from the smaller container. Since both containers are cube-shaped, the volume of each container is equal to the length of one side cubed.
The volume of the smaller container is 5 inches * 5 inches * 5 inches = 125 cubic inches.
When Tracey pours all the water from the smaller container into the larger container, the water completely fills the larger container. The volume of the larger container is 7 inches * 7 inches * 7 inches = 343 cubic inches.
Since the water fills the larger container completely, the depth of the water in the larger container will be equal to the height of the larger container. Since all sides of the larger container have the same length, the height of the larger container is 7 inches.
Therefore, the water will be approximately 7 inches deep in the larger container.
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6. You roll a 6 sided die and flip a coin. What is the
probability of rolling a number less than 5 one the die
and flipping tails on the coin?
Answer:
for the die it's a 4 to 6 chance and the coin is a 50% chance
the most frequently used graphic in reports is the table true false
The statement the most frequently used graphic in reports is the table is false because tables are not typically the most frequently used graphic in reports.
While tables are commonly used in reports to present structured and detailed information, they are not typically the most frequently used graphic. Instead, other types of visuals such as charts, graphs, and diagrams are often employed to present data and communicate information more effectively.
Graphical representations like bar charts, line charts, pie charts, and scatter plots are widely used in reports to visualize patterns, trends, comparisons, and relationships in the data. These visualizations offer a concise and visually appealing way to convey information, making it easier for readers to understand complex data.
Tables, on the other hand, are more suitable for presenting precise numerical values, categorical information, or detailed breakdowns. They are useful for displaying large datasets or providing specific values for reference. However, their format can be dense and may require closer scrutiny, making them less visually impactful compared to graphical representations.
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write five quantitative that the questions about school and five qualitative data questions about school also
Five quantitative data questions about school:
1. What is the average number of students per classroom in the school?
2. What percentage of students in the school receive free or reduced-price lunch?
3. How many students in the school participate in extracurricular activities?
4. What is the average GPA of students in the school?
5. What is the percentage of students who graduate from the school each year?
Five qualitative data questions about school:
1. What are some challenges that students in the school face?
2. How do teachers in the school approach student learning?
3. What are the school's core values and how are they expressed?
4. How does the school foster a sense of community among students and faculty?
5. What are some notable achievements of the school and its students?
Find d using the tan. Explain correctly and will give brainlist
Answer:
d = 8.596m
or
= 8.6m rounded to the nearest tenth
Step-by-step explanation:
Tangent is:
tan(angle) = opp/adj
First, use
tan35° = 12/x
to find the unmarked piece on the bottom of the triangle.
Then find some more angles in the shape. See image.
Next, use
tan 25° = 12/y to find the length of the entire bottom of the whole, big triangle.
Last, subtract the little part from the whole side to find d. See image.
Answer:
In the picture attached
Step-by-step explanation:
The larger triangle is divided into two smaller ones. Take the first one (the triangle with the angle 35) and find the length of A1 using tan (imagine as if it's a triangle on its own). Do the same thing for the whole diagram (both the small triangles combined) using tan to find the whole length which I called A2, then minus A1 from A2 to find d
Help pls I put in a photo
Answer:
m∠D = 49°
m∠E = 41°
m∠F = 90°
Step-by-step explanation:
We know a triangle's angles add up to 180, so we can create an equation and solve for x. We also know the little box represents 90 degrees.
Given:
90° + 5x° + 14° + 3x° + 20° = 180°
Combine like terms:
8x° + 124° = 180°
Subtract 124 from both sides of the equation:
8x° = 56°
Divide both sides of the equation by 8:
x = 7
Now, we will plug this value of x back into the angles to solve. Again, the little box represents that Angle F is equal to 90 degrees.
m∠D = 5x° + 14° = 5(7)° + 14° = 49°
m∠E = 3x° + 20° = 3(7)° + 20° = 41°
m∠F = 90°
What is the y-intercept of the line?
Answer:
I think it would be 4. When x=0 y should equal 4
Step-by-step explanation:
Every 8 x intercept points is 20 y intercept points, so minus 16 from the left is 0 and minus 40 from the right is 4
Haiiiii i need help with this question pls!! what is the distance between (3,3) and (-5,-2)
tysm!!!
On a math test a student, has to identify all the coefficients and constants of the expression 5y+b+4. Jake says that 5
The value of the 5y coefficient is 5 and The constant is 4 in the formula 4.
What is polynomials?
Using variables and coefficients, polynomials are algebraic expressions. The term "indeterminates" is sometimes used to describe variables. The terms Poly and Nominal, which together signify "many" and "terms," make up the word polynomial. When exponents, constants, and variables are combined using mathematical operations like addition, subtraction, multiplication, and division, the result is a polynomial (No division operation by a variable). The expression is categorized as a monomial, binomial, or trinomial based on the number of terms it contains.
5y+b+4
You can decompose the equation 5y+b+4 into the terms 5y, b, and 4.
Coefficients are a type of numerical element that multiply a variable. The term 5y is used to multiply the variable y, so the coefficient is 5. That 5 is a coefficient, as Jake claims, is therefore true.
Constants are numbers with no variables. As 4 contains only a constant and no variables, the answer is 4. Hence, 4 is a constant.
Hence The value of the 5y coefficient is 5 and The constant is 4 in the formula 4.
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f(t) = 2t - 3
f(1) =
Solve the inequality 0.08x + 0.1 and write the solution using: Interval Notation: Graph the solution below:
Solution:
Given the inequality:
\(0.08x+1.1\ge0.04x+0.1\)To solve the inequality,
step 1: Subtract 0.04x from both sides of the inequality.
Thus, we have
\(\begin{gathered} 0.08x-0.04x+1.1\ge0.04x-0.04x+0.1 \\ \Rightarrow0.04x+1.1\ge0.1 \end{gathered}\)step 2: Subtract 1.1 from both sides of the inequality.
Thus, we have
\(\begin{gathered} 0.04x+1.1-1.1\ge0.1-1.1 \\ \Rightarrow0.04x\ge-1 \end{gathered}\)step 3: Divide both sides of the inequality by the coefficient of x.
The coefficient of x is 0.04.
Thus, we have
\(\begin{gathered} \frac{0.04x}{0.04}\ge\frac{-1}{0.04} \\ \Rightarrow x\ge-25 \end{gathered}\)Hence, in interval notation, we have
\(\:[-25,\:\infty \:)\)The graph of the solution is thus:
write 34% as a fraction in simplest form.
graph of f(x)= -3x*2+12and g(x)=mx+6
Answer:
see the picture
Step-by-step explanation:
hope it helps you
please follow me please
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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in a bag of marbles, 1 2 are red, 1 4 are blue, 1 6 are green, and 1 12 are yellow. you pick a marble without looking. what color marble are you most likely to choose?
Find g (x) * h (x)
Image Below:
the current world population is about 7.3 billion. under current conditions, the population is growing exponentially with a yearly growth factor of 1.011. in parts (b) and (c), round your answers to the nearest year. (a) find a formula that gives the world population n, in billions, after t years. n(t)
The current world population right now is over 8 billion.
need asap solve for x
Answer:
answer is 25
Step-by-step explanation:
x+2+153=180
x+155=180
x=180-155
x=25
hope this helps :)
whats bigger 1.11 or 1.101?
Answer:
1.11 is bigger
Step-by-step explanation:
Please help! Put the following equation of a line into slope-intercept form, simplifying all fractions.
12x+15y=-45
Answer:
slope-intersect formula: y = mx + b
answer: 15y = -12x - 45
Step-by-step explanation:
Answer:
12x + 15y = -45 Rearrange equation
15y = -12x - 45 Divide all terms by 15
y = \(-\frac{12}{15} x-\frac{45}{15}\) Simplify fractions
y =\(-\frac{4}{5}x -3\)
A line of best fit was drawn for the scatter plot below.
Determine the residuals associated with the following x-values.
The residuals which are associated with the given x values are as follows;
1). For x = 1; Residual = 0.2). For x = 2; Residual = 1.3). For x = 3; Residual = -1.4). For x = 4; Residual = 0.5.5). For x = 5; Residual = 0.What are residuals of a scatter plot?A residual is the difference between what is plotted on a scatter plot at a specific point, and what the regression equation (straight line) predicts "should be plotted" at this specific point.
Consequently, the residuals in each case are;
1). For x = 1; Residual = 1 - 1 = 0.
2). For x = 2; Residual = 3 - 2 = 1.
3). For x = 3; Residual = 2 - 3 = -1.
4). For x = 4; Residual = 4.5 - 4 = 0.5.
5). For x = 5; Residual = 5 - 5 = 0.
Ultimately, the residual values are as listed above.
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(10+12x)(15x+1) please help me
What is the domain of the function
We get domain from X-axis:
0 ≤ x < ∞