Answer:
13 rabbits
Step-by-step explanation:
total rabbits = 20 rabbits
if you took 8 out to play then left = 20 - 8 = 12 rabbits
if 5 ran away then 12 - 5 = 7 rabbits left
if two died : 7 - 2 = 5
u sold 5 rabbits.
Well you have 8 that you took out to play + 5 that ran away = 8 + 5 = 13 rabbitsfind an equation of the curve that passes through the point (0, 1) and whose slope at (x, y) is 5xy. (note: start your answer with y
The equation of the curve that passes through the point (0, 1) and has a slope of 5xy at any point (x, y) is y = (5/2) * x^2y + 1. This equation represents a curve where the y-coordinate is a function of the x-coordinate, satisfying the conditions.
To determine an equation of the curve that satisfies the conditions, we can integrate the slope function with respect to x to obtain the equation of the curve. Let's proceed with the calculations:
We have:
Point: (0, 1)
Slope: 5xy
We can start by integrating the slope function to find the equation of the curve:
∫(dy/dx) dx = ∫(5xy) dx
Integrating both sides:
∫dy = ∫(5xy) dx
Integrating with respect to y on the left side gives us:
y = ∫(5xy) dx
To solve this integral, we treat y as a constant and integrate with respect to x:
y = 5∫(xy) dx
Using the power rule of integration, where the integral of x^n dx is (1/(n+1)) * x^(n+1), we integrate x with respect to x and get:
y = 5 * (1/2) * x^2y + C
Applying the initial condition (0, 1), we substitute x = 0 and y = 1 into the equation to find the value of the constant C:
1 = 5 * (1/2) * (0)^2 * 1 + C
1 = C
Therefore, the equation of the curve that passes through the point (0, 1) and has a slope of 5xy at any point (x, y) is:
y = 5 * (1/2) * x^2y + 1
Simplifying further, we have:
y = (5/2) * x^2y + 1
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if a point c is inside
Answer:
D= m∠AVB
Step-by-step explanation:
find 3 consecutive numbers such that twice the greatest added to three times the least amount of 34.
Answer:
6
Step-by-step explanation:
2(x+2) + 3x
2x + 4 + 3x = 34
5x + 4 = 34
5x = 34–4
5x = 30
x = 30/5
x = 6
What number has a absolute of 10?
Answer:
10
Step-by-step explanation:
Answer:
10, -10, \(\sqrt{100} =10\)
Step-by-step explanation:
id k if you are asking for the absolute value, but I hope this helps.
What is an equation of the line that passes through the points (4, -2) and (2, 3)
The slope-Intercept form of the given line is y=1.5x.
What is the equation of a line?A line is a one-dimensional shape that is straight, has no thickness, and extends in both directions indefinitely. The equation of line is given by,
y =mx + c
where,
x is the coordinate of the x-axis,
y is the coordinate of the y-axis,
m is the slope of the line, and
c is y-intercept.
The given line passes through (4, -2) and (2, 3). Therefore, the slope of the given line can be written as,
Slope of the line, m = (-2 - 3)/(4 - 2)
= 3 / 2
= 1.5
Now, the equation of the line passing through (2, 3) can be written as,
y = mx + c
(3) = 1.5(2) + C
3 = 3 + C
3 - 3 = C
C = 0
Substitute all the value in the equation of the line,
y = m(x) + c
y = 1.5(x) + 0
y = 1.5x
Hence, the equation of the given line is y=1.5x .
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Use the distributive property to writer an equivalent expression 4(7u + 4w - 8)
Answer:
28u+16w-32
Step-by-step explanation:
Distributive property means you multiply everything on the inside of the parentheses by everything on the outside so....
4(7u)=28u
4(4w)=16w
4(-8)=-32
Please solve the equation
Answer:
i'm sorry if i get it wrong but i think it's c
Step-by-step explanation:
GIVING BRAINLIEST FOR RIGHT ANSWER (provide proof please i need to know how you got the answer)
Answer:
x > 3
Step-by-step explanation:
This is an open circle, meaning there will be no equal sign.
The line is going to the right of 3, meaning x > 3
So, our inequality is x > 3
What is the simplest fraction Kieran could be thinking of? My fraction is larger than 0.2 but smaller than 0.4 and when I convert my fraction to a decimal it has one decimal place.
Answer:
The fraction is 3/10 = .3
Select the correct answer.
You're trying to determine how much money it would cost to hire a lawn mowing company to cut your grass. Your yard
measures 8,712 square feet. The lawn mowing company charges a base rate of $30, plus $20 for every tenth of an
acre. You determine that it will cost $70 to hire the lawn mowing company. Which sentence best describes this price
estimate?
A. The price should be $50 because you have a 0.1 acre yard.
B. The price should be $50 because you have a 0.2 acre yard.
C. The price should be $90 because you have a 0.3 acre yard.
D.
The price estimate is accurate,
Find the interest and amount to be paid at the end of 3 years for a principal of Rs. 15000 at 5% per annum.
per annum, namely compound interest with an APR of 5%.
\(~~~~~~ \textit{Compound Interest Earned Amount} \\\\ A=P\left(1+\frac{r}{n}\right)^{nt} \quad \begin{cases} A=\textit{accumulated amount}\\ P=\textit{original amount deposited}\dotfill &\$15000\\ r=rate\to 5\%\to \frac{5}{100}\dotfill &0.05\\ n= \begin{array}{llll} \textit{times it compounds per year}\\ \textit{per annum, thus once} \end{array}\dotfill &1\\ t=years\dotfill &3 \end{cases}\)
\(A=15000\left(1+\frac{0.05}{1}\right)^{1\cdot 3}\implies A=15000(1.05)^3\implies A=17364.375 \\\\[-0.35em] ~\dotfill\\\\ \stackrel{\textit{the interest earned is simply}}{17364.375 - 15000}\implies 2364.375\)
Consider a sample with data values of 10, 20, 12, 17, and 16. Compute the z-score for each of the five observations. z-score for 10 -01.25 Incorrect: Your answer is incorrect. z-score for 20 1.25 Correct: Your answer is correct. z-score for 12 -.75 Correct: Your answer is correct. z-score for 17 .5 Correct: Your answer is correct. z-score for 16 .25 Correct: Your answer is correct.
The calculations below show that Z-score of 10 is –1.25; Z-score of 20 is 1.25; Z-score of 12 is –0.75; Z-score of 17 is 0.50; and Z-score of 16 is 0.25.
How do we calculate a Z-score?The following notations and formulas will be used in these calculations:
Mean = (sum of the values) / n
Variance = ((Σ(x - mean)^2) / (n - 1)
SD = Standard deviation = Variance^0.5
Z-score = (x - Mean) / SD
Where;
n = number of values = 5
x = each value
Therefore, we have:
Mean = (10 + 20 + 12 + 17 + 16) / 5 = 15
Variance = ((10-15)^2 + (20-15)^2 + (12-15)^2 + (17-15)^2 + (16-15)^2) / (5-1) = 64 / 4 = 16
SD = Standard deviation = Variance^0.50 = 16^0.5 = 4
Z-score of 10 = (10 – 15) / 4 = –1.25
Z-score of 20 = (20 - 15) / 4 = 1.25
Z-score of 12 = (12 - 15) / 4 = –0.75
Z-score of 17 = (17 - 15) / 4 = 0.50
Z-score of 16 = (16 - 15) / 4 = 0.25
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Find the measure of arc RPQ.
Answer: 227 degrees
Step-by-step explanation:
Solve for x. Figures are not necessarily drawn to scale.
Check the picture below.
\(\cfrac{17.5+14}{17.5}~~ = ~~\cfrac{x}{12.5}\implies \cfrac{(17.5+14)(12.5)}{17.5}~~ = ~~x\implies 22.5=x\)
all equivalent fractions of 4/5
Answer:
8/10 or 16/20
Step-by-step explanation:
hope it helps
The number of apps that 8 students downloaded last year are shown below.
16, 12, 18, 8, 17, 15, 22, 17
Drag the correct word to each box to make the inequalities true. Each term may be used once or not at all.
range
mean
median
mean
mode
median
What is the value of b2 4ac for the following equation x2 5x 4 0 16 25 9 next question?
The value of b² - 4ac for the equation x² + 5x + 4 = 0 is 9.
What is the discriminant of a polynomial?
The discriminant of a polynomial is a function of its coefficients and is represented by the capital ‘D’ or Delta symbol (Δ). It shows the nature of the roots of any quadratic equations where a, b, and c are real numbers.
It is represented as ‘D’
D = b² - 4ac
Where,
a is the coefficient of x²
b is the coefficient of x
c is a constant term
x² + 5x + 4 = 0
We have given:
x² + 5x + 4 = 0
Comparing the equation with the standard form.
a = 1, b = 5 and c = 4
Substituting it in the formula
D = 5² - 4 × 1 + 4
By further calculation
D = 25 - 16
D = 9,
The quadratic roots are real and distinct
Therefore, the value of b² - 4ac is 9.
Hence, The value of b² - 4ac for the equation x² + 5x + 4 = 0 is 9.
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let f(t)f(t) be the number of us billionaires in year tt. in 1985 there were 13 us billionaires, and in 1990 there were 99 us billionaires. assuming the yearly increase remains constant, find a formula predicting the number of us billionaires in year tt.
The formula predicting the number of US billionaires in any given year (t) is:f(t) = 17.2t - 34,129. We can assume a linear growth model on the based of given information.
The given data states that in the year 1985, there were 13 US billionaires. Whereas in 1990, there were 99 US billionaires. We have to find out the formula that predicts the number of US billionaires in any given year (t).
The yearly increase remains constant, so we can consider the formula for the linear function.f(t) = mt + b
where
t is the year and f(t) is the number of US billionaires in that year (t).
m is the slope of the line and b is the y-intercept.
The slope of the line is given by the formula:m = (y₂ - y₁) / (x₂ - x₁)
Let's plug in the given values to find the slope of the line.m = (99 - 13) / (1990 - 1985)m = 86 / 5m = 17.2 .The y-intercept of the line can be found by substituting the values of t and f(t) from any of the given points into the equation of the line.
Let's use the point (1985, 13).f(t) = mt + b => f(1985) =17.2(1985) + b => f(1985) = 34,142 + b =>b = 13 - 34,142 & b = -34,129.
The formula predicting the number of US billionaires in any given year (t) is:f(t) = 17.2t - 34,129
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The graph of a linear function f passes through
the point (1,4) and has a slope of -2.
What is the zero of f?
Answer:
x = -1
Step-by-step explanation:
(x1,y1) = (1,4) and m = 2
(y-y1)/(x-x1) = m
derive the linear function first before finding the zero.
(y-4)/(x-1) = 2
cross multiply
y-4 = 2(x-1)
y-4= 2x - 2
y = 2x - 2+4
y. = 2x + 2 is the linear equation
at y = 0 gives the zero
2x + 2 = 0
2x = -2
x = -2/2
x = -1 is the zero
A car rental agency currently has 44 cars available, 28 of which have a gps navigation system. one of the 44 cars is selected at random. find the probability that this car a) has a gps navigation system b) does not have a gps navigation system
There is a 36% chance that the selected car does not have a gps navigation system.
a) The probability of selecting a car with a gps navigation system is 28/44, which simplifies to 7/11 or approximately 0.64. So, there is a 64% chance that the selected car has a gps navigation system. b) The probability of selecting a car without a gps navigation system is 1 minus the probability of selecting a car with a gps navigation system. So, the probability of selecting a car without a gps navigation system is 1 - 28/44, which simplifies to 4/11 or approximately 0.36. Therefore, there is a 36% chance that the selected car does not have a gps navigation system.
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Is the square root of 9 irrational?
Melvin gave the cashier $20 to pay for 3 T-shirts. The cashier gave him $5.03 in change. Each T-shirt cost the same amount. What is the cost in dollars and cents for each T-shirt?
Answer:
$4.99
Step-by-step explanation:
20 - 5.03 = 14.97
14.97 ÷ 3 = 4.99
Pls help me with this, thanks
Answer:
Choice D, the cube
Step-by-step explanation:
Find the value of a and b in
√(a²+b²)=?
If a=1/(2-√2) and b=1/(2+√2)
Answer:
3.00
Step-by-step explanation:
the real answer before round off is 2.997
after round off, 3.00
hurry please!
Choose the statement that is not true.
A. The rational number system is closed under addition, but not multiplication.
B. An irrational number cannot be a repeating decimal.
C. When you multiply a rational number by an irrational number, the product will always be irrational.
D. Other than perfect squares, all square roots are irrational.
Answer:
A. the rational number system is closed under addition, but not multiplication
Step-by-step explanation:
may i pleaseee have brainliest
Find the distance between the points G(-5, 4)andH2, 6).The exact distance between the two points is
The formula to calculate the distance between two points in the cartesian plane is the following:
\(\begin{gathered} d=\sqrt{\left(x_2-x_1\right)^2+\left(y_2-y_1\right)^2} \\ \end{gathered}\)replacing:
\(\begin{gathered} d=\sqrt{\left(2-(-5)\right)^2+\left(6-4\right)^2} \\ d=\sqrt{\left(7\right)^2+\left(2\right)^2} \\ d=\sqrt{49+4} \\ d=\sqrt{63} \\ d=7.94 \end{gathered}\)The distance between the two points is 7.94 units
Naomi has earned $81 mowing lawns the past two days. She worked 2 1/2 hours yesterday and 4 1/4 hours today. If Naomi is paid the same amount for every hour she works, how much does she earn per hour to mow lawns?
Answer:
Twelve dollars per hour
Step-by-step explanation:
Add 2 1/2 and 4 1/4 together to get 6 3/4. Put it into decimal form (6.75), and divide. 81 ÷ 6.75 = 12.
question 19in this list of numbers, what is the median? 97, 96, 95, 93, 93, 90, 87, 86, 84, 78, 75, 74, 70, 68, 65.9383.48680
The median of the given list of numbers is 87.
To find the median of a list of numbers, we arrange them in ascending order and identify the middle value.
If there is an odd number of values, the median is the middle number. If there is an even number of values, the median is the average of the two middle numbers.
First, let's arrange the numbers in ascending order:
65.9, 68, 70, 74, 75, 78, 84, 86, 87, 90, 93, 93, 95, 96, 97, 380, 486, 680
There are 17 numbers in the list, which is an odd number. The middle number is the 9th number in the list, which is 87.
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let a be a 5 5 complex matrix with what are the possible characteristic and minimal polynomials? if a is not diagonalisable, how many possible jordan normal forms are there for a?
There are infinitely many possible Jordan normal forms for a non-diagonalizable 5x5 complex matrix.
How there are infinitely many possible Jordan normal forms for a non-diagonalizable 5x5 complex matrix?Given that A is a 5x5 complex matrix, the possible characteristic polynomial will have degree 5, and the minimal polynomial will divide the characteristic polynomial and have degree at most 5.
If A is not diagonalizable, then there will be at least one Jordan block in the Jordan normal form of A. The size of the largest Jordan block will be equal to the algebraic multiplicity of the corresponding eigenvalue. Since the characteristic polynomial has degree 5, there can be at most 5 Jordan blocks, and their sizes must sum to 5.
Therefore, the possible Jordan normal forms for A are:
A single 5x5 Jordan block
Two Jordan blocks, one of size 4 and one of size 1
Two Jordan blocks, one of size 3 and one of size 2
Three Jordan blocks, one of size 3 and two of size 1
Three Jordan blocks, one of size 2 and two of size 1
Four Jordan blocks, each of size 1
The minimal polynomial will be the product of linear factors corresponding to the distinct eigenvalues of A, and each factor will have multiplicity equal to the size of the largest Jordan block corresponding to that eigenvalue.
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Which of the following equations describes the line shown below? Check all
that apply.
best answer will mark as brainliest
Answer:
The answer is D hope you get it right!
Step-by-step explanation: