ANSWER
The boundary line is a solid horizontal line that passes through (0, -3). The half-plane that does not contan the origin is shaded.
(the answer is the second option)
EXPLANATION
The graph is
How do you find the slope of a perpendicular line with an equation and point?
First, by solving for y, convert the equation of the given line into slope-intercept form y=mx+c .You obtain the slope of the equation as m. Since the slopes of perpendicular lines are negative reciprocal, the slope of the line we're looking is the negative reciprocal of the perpendicular equation.
By entering the supplied point into the formula y = mx + b and solving for b, we arrive at the value of b. Consequently, the line's equation is formed.
A line's slope in mathematics is defined as the ratio of the change in the y coordinate to the change in the x coordinate.
Both the net change in the y-coordinate and the net change in the x-coordinate are denoted by Δy and Δx, respectively.
m = y/x = y/x = change in y/change in x
where "m" represents a line's slope.
Additionally, the slope of the line may be shown as
tan θ = Δy/Δx
A line's slope often indicates the steepness and direction of the line.
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m = y/x = y/x = change in y/change in x
where "m" represents a line's slope.
Additionally, the slope of the line may be shown as
tan θ = Δy/Δx
Please helppp!6th grade work :)
Answer:
-2 1/4, -1 1/4, 3/4, abs val 1 1/4, abs val -1 3/4, abs val - 2 1/4
Step-by-step explanation:
When you factor in the abs val, which look like a number stuck between two lines, you measure the distance of the number from zero which is ALWAYS POSITIVE. Therefore, change all the numbers inside abs val signs into positive numbers of the same value, for example abs val -1 3/4 would become 1 3/4 and arrange them from least to greatest.
Callie has 3,264 beads. She wants to divide the beads evenly to make 32 necklaces. How many beads will be
used for each necklace?
Answer:
102 beads will be used for each necklace.
Step-by-step explanation:
3,264/32=102
1. Which description is most accurate for a Zero-Based Budget?a. You spend your checking account balance down to $0 every monthb. You put every dollar of your take-home pay into a budget category each monthC. You pay every one of your debts down to $0 every month
The description that most accurate for a Zero-Based Budget is:
b. You put every dollar of your take-home pay into a budget category each month.
Zero-Based Budget DescriptionA zero-based budget is a budgeting method in which your total income minus your total expenses equals zero. This means that every dollar of your income is assigned a specific purpose, either to be saved or spent on specific expenses. The goal of this method is to ensure that you have accounted for all of your income and that you do not have any leftover funds that are not allocated to a specific purpose. In this sense, option b, "You put every dollar of your take-home pay into a budget category each month" is the most accurate description of a zero-based budget.
A zero-based budget can be applied to any source of income, whether it be a salary, freelance work, rental income, or any other type of income. The key is to allocate every dollar of that income to a specific purpose, such as savings, expenses, or investments, to ensure that all of the income is accounted for. This budgeting method can help individuals and households to better manage their finances by ensuring that they are not overspending and that they have a plan for all of their income.
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Write the quadratic equation whose roots are 3 and −3, and whose leading coefficient is 2
(Use the letter x to represent the variable.)
Answer:
y = 2(x+3)(x-3)
Step-by-step explanation:
y = a (x-x1) * (x-x2) * (x-x3) * ... (x-xn)
x 1 to n represents the roots
Suppose the true proportion of voters in the county who support a restaurant tax is 0.38. Consider the sampling distribution for the proportion of supporters with sample size n 102_ What is the mean of this distribution? What is the standard error of this distribution?
the standard error of the distribution is 0.0479 (rounded to four decimal places).
Given that the true proportion of voters in the county who support a restaurant tax is 0.38, and we want to consider the sampling distribution for the proportion of supporters with a sample size of n = 102.
The mean of the sampling distribution is equal to the true proportion, which is 0.38.
The standard error of the sampling distribution is given by the formula:
Standard error = \(\sqrt{ [(p * (1-p)) / n]}\)
where p is the true proportion, and n is the sample size.
Plugging in the values, we get:
Standard error = \(\sqrt{[(0.38 * (1-0.38)) / 102]}\)
= \(\sqrt{[(0.38 * 0.62) / 102]}\)
= \(\sqrt{ [0.002296]}\)
= 0.0479 (rounded to four decimal places)
Therefore, the standard error of the distribution is 0.0479 (rounded to four decimal places).
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Mike is shopping for new clothes. He has a coupon for 20% off of his total purchase. His purchase price before the discount is $68. Let T represent the total cost after the discount. Which equation can be written to model this scenario? Select ALL that apply. 68 – 0. 2(68) = T
A 68 – 0. 2 = T
B 68 – 20 = T
C 0. 2(68) = T
D 0. 8(68) = T
68 – 0. 2 = T and 0. 2(68) = T equation can be written to model this scenario. The correct options are A and C.
The equation 68 – 0.2(68) = T is correct since it represents the total cost after the 20% discount is applied.
The equation 68 – 0.2 = T is not correct since it does not correctly calculate the total cost after the discount.
The equation 68 – 20 = T is not correct since it subtracts the discount amount from the original price, which would give the discounted price before the discount, not the total cost after the discount.
The equation 0.8(68) = T is not correct since it calculates the discounted price, not the total cost after the discount.
Therefore the correct options are a and c.
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Find the 96th term of the arithmetic sequence -3, -14, -25,
Answer:
-1048
Step-by-step explanation:
Use the formula
\(a_{n} = a_{1} + (n - 1)d\)
d = -14 - (-3) = -25 - (-14) = -11
In your problem, the first term is -3, n = 96, d = -11
\(a_{96} = -3 + (96 - 1)(-11)\\ = - 3 + 95(-11)\\ = -3 - 1045\\ = -1048\)
The balance on a credit card, that charges a 10.5%
APR interest rate, over a 1 month period is given in
the following table:
Days 1-3:
$200 (initial balance)
Days 4-20: $300 ($100 purchase)
Days 21-30: $150 ($150 payment)
What is the finance charge, on the average daily
balance, for this card over this 1 month period?
finance charge = $ [? ]
Round to the nearest hundredth.
The finance charge for this card over the 1 month period is $1.99.
What is APR and interest rate?Although interest rate and annual percentage rate (APR) are frequently used synonymously, there is a little distinction between the two. The amount of interest charged on a loan or credit card debt, stated as a percentage of the amount borrowed, is known as the interest rate. On the other hand, the APR takes into account not just the interest rate but also any other fees or costs related to the credit card or loan, such as yearly fees or balance transfer fees. This implies that because the APR accounts for the overall cost of borrowing over a year, it is typically larger than the interest rate.
Given the balance for several days, we need to first determine the average daily balance as:
(200 x 3) + (300 x 17) + (150 x 10) = 6,900
6900/30 = 230
The average daily balance is $230.
The financial charge is:
Financial charge = average daily balance (Interest)
Financial charge = 230 x 0.105 ÷ 12 = $1.99
Hence, the finance charge for this card over the 1 month period is $1.99.
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Bearing........find the marked angles f and g
Answer:
Step-by-step explanation:
g is a central angle for arc PQ
= 2 * segment angle of arc PQ
= 2 * <PRQ
= 2 * (180 - 114)
= 2 * 66
= 132 degree
Drawing is a little confusing about f and assuming f is <PQO
<PQO = <QPO because OPQ is an isosceles triangle
The sum of interior angles of a triangle = 180 degree
f + f + g = 180
2f = 180 - 132 = 48
f = 24 degree
Edit: Thank you, fieryanswererft, for pointing out my mistake!
Answer:
g = 132° , f = 24°
Step-by-step explanation:
∠ PRQ = 180° - 114° = 66°
the central angle g is twice the angle subtended at the circumference on the same arc PQ , then
g = 2 × ∠ PRQ = 2 × 66 = 132°
Δ POQ is isosceles , 2 congruent sides , the radii OP and OQ
The base angles of the triangle are congruent , then
f = \(\frac{180-132}{2}\) = \(\frac{48}{2}\) = 24°
solve t^2y'+2ty-y^3=0
The general solution to the given differential equation is
y = ± √(1 / (2ln|t| + 4/t - C2))
Solution to the differential equationTo solve the given differential equation, we can use the method of separable variables. Let's go through the steps:
Rearrange the equation to separate the variables:
t^2y' + 2ty - y^3 = 0
Divide both sides of the equation by t^2:
y' + (2y/t) - (y^3/t^2) = 0
Now, we can rewrite the equation as:
y' + (2y/t) = (y^3/t^2)
Separate the variables by moving the y-related terms to one side and the t-related terms to the other side:
(1/y^3)dy = (1/t - 2/t^2)dt
Integrate both sides of the equation:
∫(1/y^3)dy = ∫(1/t - 2/t^2)dt
To integrate the left side, let's use a substitution. Let u = y^(-2), then du = -2y^(-3)dy.
-1/2 ∫du = ∫(1/t - 2/t^2)dt
-1/2 u = ln|t| + 2/t + C1
-1/2 (y^(-2)) = ln|t| + 2/t + C1
Multiply through by -2:
y^(-2) = -2ln|t| - 4/t + C2
Now, take the reciprocal of both sides to solve for y:
y^2 = (-1) / (-2ln|t| - 4/t + C2)
y^2 = 1 / (2ln|t| + 4/t - C2)
Finally, taking the square root:
y = ± √(1 / (2ln|t| + 4/t - C2))
Therefore, the general solution to the given differential equation is:
y = ± √(1 / (2ln|t| + 4/t - C2))
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Each earbud is of an inch long. If you put 8 earbuds end to end, how long would they be from beginning to end?
Answer:
8 inches from beginning to end
Step-by-step explanation:
8 inches because 1 times 8 is 8
y=-5x 2 + 15x - 10 fffffft
Answer:
To find the x-intercept, substitute in 0 for y and solve for x. To find the y-intercept, substitute in 0 for x and solve for y.
x-intercept(s): ( 2,0 ), ( 1,0 ) (2,0), (1,0)
y-intercept(s): ( 0, − 10 )
Lable the missing sides of the triangle. Explain.
The lengths of the missing sides are;
sin 30 = a/2
cos 30 = b/2
How to determine the identitiesFirst, we have to know that the different trigonometric identities are listed as;
sinecosinetangentcotangentsecantcosecantThe ratio of the identities are;
sin θ = opposite/hypotenuse
cos θ = adjacent/hypotenuse
tan θ = opposite/adjacent
We have from the diagram shown that;
2 is the hypotenuse side
Let the opposite side of 30 degrees be a
Let the adjacent side of 30 degrees be b
Then, we have that;
sin 30 = a/2
cos 30 = b/2
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Rewrite the equation to solve for m. 8. 10m + 6 = 12
Answer in step by step pls.
Answer:
m=3/5
step by step example:
1.from both sides of the equation
10+6=12
10m+6=1210m+6=12
10+6−6=12−6
2
Simplify
Subtract the numbers
Subtract the numbers
10=6
3
Divide both sides of the equation by the same term
10=6
10m=610m=6
1010=610
4
Simplify
Cancel terms that are in both the numerator and denominator
Divide the numbers
=35
PLEASE HELP I HAVE 5 minutes I will mark as brilliant
Answer:
3x - 6
Step-by-step explanation:
Marked price of a plane is $ 1 million with 12% discount. Claculate the selling price
I think it's 880,000 as 12 percent of 1 million is 120000 and 1 million-120000 is 880,000
Step-by-step explanation:
MP=$ 1million
Discount%=12%
Then,
SP=MP-dis% of MP
=1 - 12% ×1
=0.88
Hence, Sp is $0.88million
Find the mean, median and mode of the weights of the people shown. Please
During the first part of a hike, Andre drank 1.5 liters of the water he brought. If this is 50% of the water he brought, how much water did he bring? Group of answer choices
Answer:
The total amount of water Andre brought for the hike was, 3.0 liters.
Step-by-step explanation:
Let the total amount of water Andre brought for the hike be denoted by, x.
It is provided that he drank 1.5 liters of the water during the first part of the hike.
Also, this 1.5 liters of the water is 50% of the water he brought, i.e.
\(1.5\ \text{lt}=50\%\ \text{of}\ x\)
Compute the value of x as follows:
\(1.5\ \text{lt}=50\%\ \text{of}\ x\)
\(x=\frac{1.5}{50\%}\)
\(=\frac{1.5}{50}\times 100\\\\=1.5\times 2\\\\=3.0\)
The total amount of water Andre brought for the hike was, 3.0 liters.
Simplify your answers as much as possible.
Answer:
f(x) = -2x\(3\) - 3, gx= 4x - 3
Step-by-step explanation:
the probability associated with obtaining a particular value of z is referred to as its
The probability associated with obtaining a particular value of z is referred to as its statistical probability or simply its probability. It represents the likelihood of observing a specific value of z in a given statistical distribution.
The probability of a specific value of z can be calculated using various statistical methods, depending on the distribution being considered. In statistics, z represents a standard score or a z-score. It is a measure of how many standard deviations a particular value is away from the mean of a distribution. The probability associated with a specific value of z is determined by the characteristics of the distribution, such as its shape, mean, and standard deviation. Different distributions, such as the normal distribution or the t-distribution, have different methods for calculating probabilities associated with specific values of z.
The probability associated with a particular value of z can be useful in hypothesis testing, confidence interval estimation, or determining the likelihood of an event occurring. By understanding the probability distribution of z-values, statisticians can make informed decisions and draw conclusions based on data analysis.
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Juan is solving the problem 7 divided by 1/3. What related multiplication fact will he use to solve?
its my birthday and i need help im stuck
Answer:
I think the answer is d happy bday
if 4x+y=7 is a true equation what would be the value of −5(4x+y)
Answer:
-32
Step-by-step explanation:
since 4x+y equals 7, multiply -5 by 7
Answer:
40x - 5y = -40x - 5(4x + y) = -40x - 20x - 5(7) = -60x - 35
Step-by-step explanation:
To find the value of -5(4x+y), we first need to simplify the expression inside the parentheses:
-5(4x + y) = -5(4x) - 5(y) = -20x - 5y
Now, we can substitute the value of y from the given equation:
-20x - 5y = -20x - 5(4x + y) = -20x - 20x - 5y = -40x - 5y
Since we know that 4x + y = 7, we can substitute this into the above equation:
-40x - 5y = -40x - 5(4x + y) = -40x - 20x - 5(7) = -60x - 35
An inclined plane that forms a 30° angle with the horizontal is thus released from rest, allowing a thin cylindrical shell to roll down it without slipping. Therefore, we must determine how long it takes to travel five metres. Given his theta, the distance here will therefore be equivalent to five metres (30°).
The transformation of System A into System B is:
Equation [A2]+ Equation [A 1] → Equation [B 1]"
The correct answer choice is option D
How can we transform System A into System B?
To transform System A into System B as 1 × Equation [A2] + Equation [A1]→ Equation [B1] and 1 × Equation [A2] → Equation [B2].
System A:
-3x + 4y = -23 [A1]
7x - 2y = -5 [A2]
Multiply equation [A2] by 2
14x - 4y = -10
Add the equation to equation [A1]
14x - 4y = -10
-3x + 4y = -23 [A1]
11x = -33 [B1]
Multiply equation [A2] by 1
7x - 2y = -5 ....[B2]
So therefore, it can be deduced from the step-by-step explanation above that System A is ultimately transformed into System B as 1 × Equation [A2] + Equation [A1]→ Equation [B1] and 1 × Equation [A2] → Equation [B2].
The complete image is attached.
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for a certain cylinder, the diameter equals the height. if every length in this cylinder is decreased by 60%, then to the nearest integer, by what percent does the volume decrease?
When every length in the cylinder is decreased by 60%, the volume of the cylinder decreases by approximately 85.6%.
Let's assume the original diameter and height of the cylinder are both represented by "d". The original volume of the cylinder can be calculated as V = π * (d/2)^2 * d.
When every length in the cylinder is decreased by 60%, the new diameter and height become 0.4d (40% of the original value). The new volume of the cylinder can be calculated as V' = π * (0.4d/2)^2 * (0.4d).
To find the percent decrease in volume, we can calculate (V - V') / V * 100.
Substituting the values, we have:
Percent decrease in volume = [(V - V') / V] * 100
Percent decrease in volume = [(π * (d/2)^2 * d - π * (0.4d/2)^2 * (0.4d)) / (π * (d/2)^2 * d)] * 100
Simplifying further, we get:
Percent decrease in volume = [(1 - 0.4^3) / 1] * 100
Evaluating the expression, we find:
Percent decrease in volume ≈ 85.6%
Therefore, the volume of the cylinder decreases by approximately 85.6% when every length is decreased by 60%.
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you are examining one cycle of a transient response. the amplitude at the start is 52 and the amplitude at the end of one cycle is 28. what is the logarithmic decrement? specify two decimal places in your answer.
The logarithmic decrement for the given transient response is approximately 0.39.
To calculate the logarithmic decrement, we need the ratio of the amplitudes at the beginning and end of one cycle. The logarithmic decrement (δ) can be determined using the formula:
δ = (1/n) * ln(A₁/A₂)
Where:
A₁ = Amplitude at the start of the cycle
A₂ = Amplitude at the end of the cycle
n = Number of cycles
In this case, we are examining one cycle, so n = 1. The amplitude at the start is 52 (A₁), and the amplitude at the end of one cycle is 28 (A₂). Plugging these values into the formula, we can calculate the logarithmic decrement:
δ = (1/1) * ln(52/28)
Calculating the logarithm and dividing by 1, we find:
δ ≈ 0.3881
Rounded to two decimal places, the logarithmic decrement is approximately 0.39.
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Find the value of x in the triangle shown below.
X°
125°
21°
Answer:
34 degrees
Step-by-step explanation:
add the two known degrees then subtract from 180
david goes on an 8-mile walk every saturday. david completes the distance in 4 hours. at this rate, how many miles can david walk in 5 hours and 30 minutes?
Step-by-step explanation:
4 hours = 8 miles
1 hour = 8/4 = 2 miles
5.5 hours (5 hr 30 min) = 2 miles × 5.5
=11 miles
What is the ratio of the length of the rectangle to its width. 24 and 20