Answer:
The answer to the question is 2
Step-by-step explanation:
The whole number one (in this case) cancels out with the other one, leaving 2/3 and 5/6 left. You first have to make the two fractions equivalent to do this you should first change 2/3 into an equivalent fraction with a denominator of 6, so we multiply both 2 and 3 by 2 giving us 4/6. This number can go into 5/6 once with a remainder of 1/6.
In this case, you didn't ask for the remainder, so it would just be 2
The sides of a triangle measure 2+ 5,−4, and 3(2+ 1). What is the perimeter of the triangle?
Simplify this problem::
-6x + 3 3/4 + 14x - 3.25
Answer:
8x + 1/2 or 8x + 0.5
Step-by-step explanation:
-6x + 3 3/4 + 14x - 3.25
u can either convert the fraction to a decimal or convert the decimal into a fraction, i'm going to do the latter
-6x + 3 3/4 + 14x - 3 1/4
rearrange to make it easier, don't need to do this i'm just doing this for the sake of it
-6x + 14x + 3 3/4 - 3 1/4
8x + 2/4, simplify this
8x + 1/2
The decimal way if u want:
-6x + 3 3/4 + 14x - 3.25
-6x + 3.75 + 14x - 3.25
-6x + 14x + 3.75 - 3.25
8x + 0.5
Brandon wants to ride his bicycle 21 miles this week. He has already ridden 6 miles. If he rides for 5 more days, write and solve an equation which can be used to determine xx, the average number of miles he would have to ride each day to meet his goal.
Equation: 5x+6=21
Solve: 5x+6=21
-6= -6
5x=15
5x/5 = 15/5
x =3
Answer: x = 3
Using proportions, it is found that he would have to ride his bike 3 miles a day to meet his goal.
What is a proportion?A proportion is a fraction of a total amount, and the measures are related using a rule of three. Due to this, relations between variables, either direct(when both increase or both decrease) or inverse proportional(when one increases and the other decreases, or vice versa), can be built to find the desired measures in the problem, or equations to find these measures.
He has already ridden the bike for 6 miles, and needs to run 21 - 6 = 15 miles in 5 days, hence the average is given by:
x = 15/5 = 3 miles a day.
He would have to ride his bike 3 miles a day to meet his goal.
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Let Zt U sin(21t) + V cos(2nt), where U and V are independent random variables, each with mean 0 and variance 1. (a) Is Zé covariance stationary? (b) Is Ze strictly stationary?
To determine whether Zt is covariance stationary, we need to check if the mean and covariance of Zt are time-invariant.
(a) For the mean, we have E[Zt] = E[Usin(21t)] + E[Vcos(2nt)] = 0 since U and V have mean 0. Thus, the mean is time-invariant and Zt is covariance stationary in mean.
For the covariance, we have Cov(Zt, Zt+h) = E[ZtZt+h] - E[Zt]E[Zt+h]. Using the trig identity sin(a+b) = sin(a)cos(b) + cos(a)sin(b), we can simplify ZtZt+h as:
ZtZt+h = (Usin(21t) + Vcos(2nt))(Usin(21t+h) + Vcos(2n(t+h)))
= U^2sin(21t)sin(21t+h) + V^2cos(2nt)cos(2n(t+h)) + UV(sin(21t)cos(2n(t+h)) + cos(2nt)sin(21t+h)))
Taking the expectation of this expression and using the fact that U and V are independent and have variance 1, we get:
E[ZtZt+h] = E[U^2]sin(21t)sin(21t+h) + E[V^2]cos(2nt)cos(2n(t+h))
= sin(21t)sin(21t+h) + cos(2nt)cos(2n(t+h))
Thus, Cov(Zt, Zt+h) = sin(21t)sin(21t+h) + cos(2nt)cos(2n(t+h)) which depends on the time difference h. Therefore, Zt is not covariance stationary in covariance.
(b) To determine whether Zt is strictly stationary, we need to check if the joint distribution of Zt and Zt+h is the same as the joint distribution of Zs and Zs+h for any s and t.
Since Zt is a linear combination of independent normal variables, Zt is normal with mean 0 and variance U^2 + V^2. Thus, the joint distribution of (Zt, Zt+h) is normal with mean vector (0,0) and covariance matrix:
| U^2+V^2 U^2cos(21h)+V^2sin(2nh) |
| U^2cos(21h)+V^2sin(2nh) U^2+V^2cos(4nh) |
This joint distribution depends on the time indices t and t+h, so Zt is not strictly stationary.
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PLS HELP ME ASAP PLS ILL MARK BRAIN
Answer:
Step-by-step explanation:
1). Let the circumference C and area A of the circle are proportional,
C ∝ A
C = kA
Here k = proportionality constant
k = \(\frac{C}{A}\)
From the given table,
For C = 25 cm, A = 50 cm²
Then the value of k = \(\frac{25}{50}\)
k = \(\frac{1}{2}\)
For C = 50 cm, A = 201 cm²
k = \(\frac{50}{201}\) ≈ \(\frac{1}{4}\)
In both the cases proportionality constant is giving the different values.
Therefore, Circumference and Area of the circular objects are not proportional.
2). If A = \(\frac{1}{2}\times r\times C\)
Then this equation will be true for all the values of r and C given in the table.
For r = 4 cm and C = 25 cm
A = \(\frac{1}{2}\times 4\times 25\) = 50 cm²
For r = 8 cm and C = 50 cm
A = \(\frac{1}{2}\times 8\times 50\)
A = 200 cm²
True for all values of 'r' and 'C'.
Answer:
665
Step-by-step explanation:
Which of the following polygons are quadrilaterals? Select all that apply.
A movie theater decreased the size of its popcorn bags by 20%. If the old bags held 15 cups of popcorn, how much do the new bags hold?
Answer:
12 cups
If the size of the bag decreased by 20%, so will the number of cups held.
Number of cups held before the change = 15 cups
If the number of cups held after the 20% reduction in the size of the bag
= (100 - 20)% × 15
=80% × 15
= 12 cups
The new bags will hold 12 cups.
Step-by-step explanation:
1. Three days ago, you entered into a futures contract to sell €62,500 at $1.50 per €. Over the past three days the contract has settled at $1.50, $1.52, and $1.54. How much have you made or lost? (10 pts)
You have made a profit of €3,750 on the futures contract.
What is profit?The money made from selling a product, which should be higher than its cost price, is referred to as the profit. It is the gain from any type of commercial activity.
To determine how much you have made or lost on the futures contract, we need to calculate the difference between the agreed-upon price and the settlement price for each day and then multiply it by the contract size.
The agreed-upon price is $1.50 per €, and the contract size is €62,500.
Day 1 settlement:
Agreed-upon price: $1.50
Settlement price: $1.50
Difference: $1.50 - $1.50 = $0.00
Day 2 settlement:
Agreed-upon price: $1.50
Settlement price: $1.52
Difference: $1.52 - $1.50 = $0.02
Day 3 settlement:
Agreed-upon price: $1.50
Settlement price: $1.54
Difference: $1.54 - $1.50 = $0.04
Now, let's calculate the profit or loss:
Profit/Loss = (Difference in settlement price) * (Contract size)
= ($0.00 * €62,500) + ($0.02 * €62,500) + ($0.04 * €62,500)
= €0 + €1,250 + €2,500
= €3,750
Therefore, you have made a profit of €3,750 on the futures contract.
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jack wanted to leave a 15% tip on a $36.00 bill. How much would he leave for a tip
A. $7.20
B. $5.40
C. 3.60
D. $3.96
Answer:
B = $5.40
Hope this helps!
Step-by-step explanation:
Evaluate the iterated integral by converting to polar coordinates.
∫a0∫0−√a2−y24x2y dx dy
The value of the given integral by converting it into polar coordinates is [a⁴ / 4] (1 - (-1)) = [a⁴ / 2].Hence, the correct option is (d) [a⁴ / 2].
To evaluate the iterated integral by converting to polar coordinates,
we need to change the limits of the integral into polar coordinates.
So the given integral in polar form is ∫(from θ = 0 to θ = π/2) ∫(from r = a to r = 0)\(4r^3cos(θ)sin(θ)dr dθ.\)
The polar coordinate conversion is given by x = r cos(θ) and y = r sin(θ).Given integral ∫a0∫0−√a2−y24x2y dx dy can be expressed in the form of polar coordinates as follows:
∫(from θ = 0 to θ = π/2) ∫(from r = a to r = 0) 4r³cos(θ)sin(θ) dr dθ
Where, x = r cos(θ) and y = r sin(θ)
Now, we can evaluate this integral using the polar coordinate conversion.
∫(from θ = 0 to θ = π/2)
∫(from r = a to r = 0) 4r³cos(θ)sin(θ) dr
dθ=∫(from θ = 0 to θ = π/2) [cos(θ)sin(θ) ∫(from r = a to r = 0) 4r³ dr ]
dθ= ∫(from θ = 0 to θ = π/2) [ cos(θ) sin(θ) (r⁴) / 4] (from r = a to r = 0)
dθ=∫(from θ = 0 to θ = π/2) [cos(θ) sin(θ) (a⁴) / 4]
dθ= [a⁴ / 4] ∫(from θ = 0 to θ = π/2) sin(2θ)
dθ= [a⁴ / 4] ([- cos(2θ)] from θ = 0 to θ = π/2)
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The ratio of the number of boys to girls is 5 to 4. There are 60 girls in the choir. How many boys are in the choir?
Answer:
48
Step-by-step explanation:
5 60
-- = ----
4 x
5x= 240
--- ------
5 5
x=48
I will give brainliest
The area of a square is w meters squared. Write an equation to find the length of the side of the square.
Answer:
w is the length
Step-by-step explanation:
length squared is always the area of a square
The median set is 18 what is the missing number
The missing number in the median set is 6.
We are given that;
Median set=18
Now,
To find the missing number, you need to know the number of elements in the set and their order. The median is the middle value of a set when it is arranged in ascending or descending order. If the set has an odd number of elements, the median is the exact middle value. If the set has an even number of elements, the median is the average of the middle two values.
For example, if the set is {2, 4, 6, 8, 10}, the median is 6 because it is the middle value. If the set is {3, 5, 7, 9}, the median is (5 + 7) / 2 = 6 because it is the average of the middle two values.
Therefore, by median the answer will be 6.
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anything helps this is the last one
Answer:
i am pretty sure it's a.
Step-by-step explanation:
i hope this helps :)
Answer:
it's -2sqrt7
the first answer
Step-by-step explanation:
pls mark me brainliest!
please help me understand how to do this!
Answer:
x = -72
Step-by-step explanation:
Step 1: Get rid of the fraction by multiplying both sides by 9
-8x = 576
Step 2: Divide both sides by -8 to get x
x = -72
Answer:
x = -72
Step-by-step explanation:
-8x/9 = 64
Multiply each side by -9/8
-8x/9 * -9/8 = 64 *-9/8
x = -72
what is a simpler form of the radical expression 4 sqrt 1296 x^16y^12
So, the simpler form of the radical expression 4 sqrt 1296 x^16y^12 is 144x^14y^14 sqrt (x) sqrt (y).
To simplify the radical expression 4 sqrt 1296 x^16y^12, we need to first factor the number inside the radical. 1296 can be factored into 36 x 36, which simplifies to 6^4. So, the expression becomes 4 sqrt (6^4 x^16y^12).
Next, we can simplify the expression further by using the property of exponents that says a^m x a^n = a^(m+n). This means that we can combine the exponents of x and y, which gives us 4 sqrt (6^4 x^(16+12) y^(12+16)). Simplifying this, we get 4 sqrt (6^4 x^28 y^28).
Now, we can simplify the radical expression even further by using the property that says sqrt (a x b) = sqrt (a) x sqrt (b). Applying this to our expression, we get 4 x 6^2 x sqrt (x^28) x sqrt (y^28). Simplifying this further, we get 144x^14y^14 sqrt (x) sqrt (y).
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evaluate 13-0.75w+8x when w=12 and x=1/2
Step-by-step explanation:
13 - 0.75w + 8x
13 - 0.75(12) + 8(.5)
13 - 9 + 4
4 + 4 = 8
What is the value of (6/8)^2 written as a fraction in lowest terms?
Answer:
i think it is 9/16
Step-by-step explanation:
good luck
Pedro has a square practice net in his backyard. The diagonal of the net is 6 feet. Find the length of one side of the net.
Answer:
3sqrt2
Step-by-step explanation:
If a side length is a, then a^2 + a^2 = 36
2a^2 = 36
a^2 = 18
a = 3sqrt2
Or, you can remember that in a square, if you cut it in half diagonally, you get a 45-45-90 triangle, so the sidenglth is diagonal/sqrt2
URGENT! Given the three functions g, h, and p, answer the questions below by dragging the correct expression into the box provided.
The expressions are given as;
1. The factored form of g(x) is g(x) = 1/(x-6)
2. The LCD of g(x) and h(x) is (x-6)(x+8)
3. The LCD of h() and p(x) is (x-6)(8x + 32)
What are functions?Functions are simply defined as laws, equations or rules showing the relationship between two variables.
These variables are termed;
Independent variableDependent variablesFrom the information given, we have that;
g(x) = (x + 8)/x² + 2x - 48
Factorize the denominator of the function;
x²+ 8x - 6x - 48
group in pairs
x(x + 8) - 6(x + 8)
Then,
g(x) = x + 8/(x-6)(x+ 8)
g(x) = 1/(x-6)
The lowest common denominator of the functions g(x) and h(x) is;
g(x) = x + 8/(x-6)(x+ 8)
h(x) = 6x - 36/x-6
LCD = (x-6)(x+8)
The LCD of h(x) and p(x) is given as;
p(x) = x² - x - 20/8x + 32
= (x-6)(8x + 32)
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what is the slope of the line in the graph?
\(-6\le 10-4a\le 18\)
\(-6\leqslant 10-4a\leqslant 18\implies \stackrel{\textit{subtracting 10 from all sides}}{-16\leqslant -4a\leqslant 8}\implies \cfrac{-16}{-4}\leqslant a\leqslant \cfrac{8}{-4} \\\\\\ 4\leqslant a\leqslant -2\implies \begin{cases} a\geqslant 4\\\\ a\leqslant -2 \end{cases}\)
Solving equations using elimination or substitution y = -8x2x + 4y = 0
We need to solve the following system of equations:
\(\begin{gathered} y=-8x \\ 2x+4y=0 \end{gathered}\)We can use the substitution method. The first equation gives us an expression of y dependent on x. We can take the second equation and replace y by that expression so we obtain an equation with only one variable:
\(\begin{gathered} 2x+4y=0 \\ 2x+4\cdot(-8x)=0 \\ 2x-32x=0 \\ (2-32)x=0 \\ -30x=0 \end{gathered}\)Then we divide both sides by -30:
\(\begin{gathered} \frac{-30x}{-30}=\frac{0}{-30} \\ x=0 \end{gathered}\)So we have found that x=0. We use this value in the expression of y:
\(y=-8x=-8\cdot0=0\)So we have x=0 and y=0.
AnswerThen the answer is (0,0).
If a SOC has a goal of 99.99% uptime, how many minutes of downtime a year would be considered within its goal
To achieve a goal of 99.99% uptime, the SOC would allow approximately 52.56 minutes of downtime per year.
To calculate the number of minutes of downtime allowed within a goal of 99.99% uptime, we first need to determine the allowable downtime percentage.
Uptime percentage can be calculated as follows:
Uptime percentage = 100% - Downtime percentage
For a goal of 99.99% uptime, the downtime percentage would be:
Downtime percentage = 100% - 99.99% = 0.01%
To calculate the number of minutes of downtime, we need to convert the downtime percentage to minutes in a year:
Minutes of downtime = (Downtime percentage / 100) × Minutes in a year
Assuming there are 365 days in a year and 24 hours in a day (ignoring leap years), the number of minutes in a year would be:
Minutes in a year = 365 × 24 × 60 = 525,600 minutes
Now we can calculate the allowable minutes of downtime:
Minutes of downtime = (0.01% / 100) × 525,600 minutes
Minutes of downtime ≈ 0.0001 × 525,600 ≈ 52.56 minutes
Therefore, to achieve a goal of 99.99% uptime, the SOC would allow approximately 52.56 minutes of downtime per year.
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The breadth of a box is two third of its length and height is one third of its length. if the volume of box is 48m³, find the area of the base of the box.
Answer:
Step-by-step explanation:
To find the area of the base of the box, we need to determine the length, breadth, and height of the box. We can set up a system of equations to represent the given information:
breadth = 2/3 * length
height = 1/3 * length
volume = length * breadth * height
Substituting the second equation into the third equation, we get:
volume = length * breadth * (1/3 * length)
= length^2 * (2/3) * (1/3)
= (2/9) * length^2
= 48
= 2^4 * 3
Solving for length, we find that length = 6. Plugging this value back into the first equation, we find that breadth = 4.
Therefore, the area of the base of the box is length * breadth = 6 * 4 = 24 square meters.
X + 3y =5y
-x + 2y =0
Answer:
If you are asking what the solution to this set of equations is, then they are the same line. They map to the same line.
Step-by-step explanation:
help with these 2 please guys i need to get them bc grades due today
Answer:
the real answer is 43.98 but I don't see it there
Step-by-step explanation:
c=2 *pi symbol* r
d = 2 r
Does the data for Amit’s puppy show a function? Why or why not?
Answer:
no its not a function
Step-by-step explanation:
because the lines on the graph are not equal\in a straight line(the puppy is not gaining the same amount each week)
1a. Write the equation: You work during the summer mowing lawns. You charge 13
dollars per lawn. You made $819 for the summer. *
Your answer
1b. Describe your steps to find the number of lawns you mowed. *
Your answer
1c. How many lawns did you mow? Write a complete sentence.
Answer:
819÷13=63
Step-by-step explanation:
you divide 819 by 13 and you get 63
Answer:
1b) 819 ÷ 13 =63
1c) 63 lawns were mowed
Will give Brainliest!! This graph models the number of teachers assigned to a school, as determined by the number of students. What is the constant of proportionality? Number of Teachers A line graph titled Number of Teachers has number of students on the x-axis, and number of teachers on the y-axis. For every 60 students, there are 4 teachers; 120, 8. StartFraction 1 over 25 EndFraction StartFraction 1 over 20 EndFraction StartFraction 1 over 15 EndFraction StartFraction 1 over 10
Answer:
b
Step-by-step explanation:
rude people delete meh answers
rude the answer is b
thank u very much now i must b on my way
Answer:
Its B
Step-by-step explanation:
Because the first one is correct give the credit to her.