The value of P in the equation (10011 base 2 + P + 11100 base 2 + 101 base 2 = 1001111 base 2) is 11011 base 2.
What is the value of P in the base 2 addition?The value of P in the equation is found as follows from the given equation:
10011 base 2 + P + 11100 base 2 + 101 base 2 = 1001111 base 2
Hence;
P = 1001111 base 2 - (10011 base 2 + 11100 base 2 + 101 base 2)
Summing the values in the bracket: 10011 + 11100 + 101 = 110100
Then the value of P will be:
P = 1001111 base 2 - 110100 base 2
P = 11011 base 2
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I keep getting the wrong answer.
The volume of the solid obtained by rotating the region bounded by the curve y = 1 - (x - 5)² in the first quadrant about the y-axis is 51π cubic units.
What is the volume of the solid obtained by rotating the region in the first quadrant bounded by the given curve about the y - axis?To find the volume of the solid obtained by rotating the region bounded by the curve y = 1 - (x - 5)² in the first quadrant about the y-axis, we can use the method of cylindrical shells.
The formula for the volume using cylindrical shells is:
V = 2π ∫ [a, b] x * h(x) dx
Where:
- V is the volume of the solid
- π represents the mathematical constant pi
- [a, b] is the interval over which we are integrating
- x is the variable representing the x-axis
- h(x) is the height of the cylindrical shell at a given x-value
In this case, we need to solve for x in terms of y to express the equation in terms of y.
Rearranging the given equation:
x = 5 ± √(1 - y)
Since we are only interested in the region in the first quadrant, we take the positive square root:
x = 5 + √(1 - y)
Now we can rewrite the volume formula with respect to y:
V = 2π ∫ [c, d] x * h(y) dy
Where:
- [c, d] is the interval of y-values that correspond to the region in the first quadrant
To determine the interval [c, d], we set the equation equal to zero and solve for y:
1 - (x - 5)² = 0
Expanding and rearranging the equation:
(x - 5)² = 1
x - 5 = ±√1
x = 5 ± 1
Since we are only interested in the region in the first quadrant, we take the value x = 6:
x = 6
Now we can evaluate the integral to find the volume:
V = 2π ∫ [0, 1] x * h(y) dy
Where h(y) represents the height of the cylindrical shell at a given y-value.
Integrating the expression:
V = 2π ∫ [0, 1] (5 + √(1 - y)) * h(y) dy
To find h(y), we need to determine the distance between the y-axis and the curve at a given y-value. Since the curve is symmetric, h(y) is simply the x-coordinate at that point:
h(y) = 5 + √(1 - y)
Substituting this expression back into the integral:
V = 2π ∫ [0, 1] (5 + √(1 - y)) * (5 + √(1 - y)) dy
Now, we can evaluate this integral to find the volume
V = 2π ∫ [0, 1] (5 + √(1 - y)) * (5 + √(1 - y)) dy
To simplify the integral, let's expand the expression:
V = 2π ∫ [0, 1] (25 + 10√(1 - y) + 1 - y) dy
V = 2π ∫ [0, 1] (26 + 10√(1 - y) - y) dy
Now, let's integrate term by term:
\(V = 2\pi [26y + 10/3 * (1 - y)^\frac{3}{2} - 1/2 * y^2]\)] evaluated from 0 to 1
V = \(2\pi [(26 + 10/3 * (1 - 1)^\frac{3}{2} - 1/2 * 1^2) - (26 * 0 + 10/3 * (1 - 0)^\frac{3}{2} - 1/2 * 0^2)]\)
V = 2π [(26 + 0 - 1/2) - (0 + 10/3 - 0)]
V = 2π (25.5)
V = 51π cubic units
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One pound of blueberries costs $2.77 How many pounds of blueberries can you buy for $10? (Round to the nearest cent)
Answer:
Step-by-step explanation:
10 divided by 2.77 is
3.61010830325.
rounded up is 4 pounds?
Answer:
3
Step-by-step explanation:
If you divide 10 divided by 2.77 you get 3.610108303 but you don't need all the decimals so instead you will just get rid of the decimals in this scenario (not in all) and if you double check yourself by doing 2.77 x 3 you will get 8.31 and thats all you can do because 2.77 x 4 is 11.08 but you have a budget of $10.00 so your answer is:
You can get 3 pounds of blueberries with $10
pls help!
how many faces does it have?
Answer:
6
Step-by-step explanation:
I just learned this!! :)
Answer:
it has 6 faces
Step-by-step explanation:
Write the equation of the question.
The equation of the line with slope 1/3 and y-intercept as -1 is y = x/3-1 in slope-intercept form.
According to the question,
We have the following information:
Slope of the line = 1/3
We know that the slope of the line is denoted by m.
y-intercept of the line = -1
We know that the y-intercept is denoted by b.
We have the following equation for the line in slope-intercept form:
y = mx+b
Putting the above values in this equation:
y = x/3-1
Hence, the equation of the line with slope 1/3 and y-intercept as -1 is y = x/3-1 in slope-intercept form.
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After a 20% discount, you purchase a television for $240. What was the television's
price before the reduction? (Define a variable, create an equation, solve using algebra,
and answer in a sentence.)
Answer:
The original price of the television before the 20% discount was applied, is $300
Step-by-step explanation:
Applying a DiscountWhenever you decrease a value by a certain percentage, let's say "x"%, all you're doing is calculating (100 - x)% of the item. So in this case when a 20% discount is applied, the value is decreasing by 20%, and the new value is (100-20) or 80% it's original value.
Defining an EquationSo we have one unknown we are solving for, which is the original price before reduction, and let's just represent this with: "P". After applying a 20% discount by calculating 80% the value, we get the value 240.
To calculate 80% of a value, you simply multiply it by the decimal form, which is calculated by dividing a percentage by 100, so 80% = 0.80
So we can derive the following equation: \(0.8(P) = 240\) and from here it's just one step to solve this equation... divide by 0.80 to isolate the "P" which gets us: \(P = \frac{240}{0.8} = 300\)
The original price of the television before the 20% discount was applied, is $300
In AGHI, GI is extended through point I to point J, mZGHI = (2x - 3)º,
mZIGH = (2x + 15)°, and m_HIJ = (7x – 18)'. Find mZGHI.
Answer:
m<GHI = 17°
Step-by-step explanation:
m<GHI = (2x - 3)°
m<IGH = (2x + 15)°
m<HIJ = (7x - 18)°
<HIJ is an exterior angle of ∆GHI
<GHI and <HIJ are both interior angles of ∆GHI that are opposite to the exterior angle.
Therefore, based on the exterior angle theorem of a triangle, we would have the following equation:
m<GHI + m<IGH = m<HIJ
(2x - 3)° + (2x + 15)° = (7x - 18)° (substitution)
Solve for x
2x - 3 + 2x + 15 = 7x - 18
Add like terms
4x + 12 = 7x - 18
4x - 7x = -12 - 18
-3x = -30
Divide both sides by -3
x = 10
✔️m<GHI = (2x - 3)°
Plug in the value of x
m<GHI = 2(10) - 3 = 20 - 3
m<GHI = 17°
If there was a system where 5 points was equivalent to $1 how many points would $43 be?
Answer:
Step-by-step explanation:
5 pts = $1
$43 × (5 pts)/$1 = 43×5 pts = 215 pts
Write (2x)^4 without exponents
Answer:
16x^4
Step-by-step explanation:
Hi there!
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I believe your answer is:
[see below]
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Here’s why:
⸻⸻⸻⸻
\(\boxed{\text{Simplifying the Expression:}}\\\\(2x)^4\\----------------\\\rightarrow (2x)^4 \text{ is 2x multiplied 4 times.}\\\\\rightarrow (2x)^4 = \boxed{2x * 2x * 2x * 2x}\\\\\rightarrow 2x * 2x * 2x * 2x = \boxed{16*x^4}\\\\\rightarrow 16*x^4 = \boxed{16 * x * x * x * x}\\\\\text{The boxed answers with exception to the second one could be possible answers.}\)
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Hope this helps you. I apologize if it’s incorrect.
show that if a and b are square, upper triangular matrices. then so is ab. (hint: the ith column of ab is a suitable linear combination of the columns of a)
Hence, if i > j, then (AB)ij is a sum of products of zeros, and is therefore zero. This means that all the entries below the main diagonal in the matrix AB are zero. Therefore, AB is also an upper triangular matrix.
To show that if a and b are square, upper triangular matrices, then so is ab, we need to prove that all the entries below the main diagonal in the matrix ab are zero.
Let A and B be square, upper triangular matrices of size n x n.
Then the (i,j)th entry of AB is given by:
(AB)ij = Σk=1n AikBkj
For i > j, we have:
(AB)ij = Σk=1n AikBkj = Σk=1j AikBkj + Σk=j+1n AikBkj
Since A is upper triangular, we have Aik = 0 for k > i.
Therefore, the first sum above is non-zero only for k ≤ i. Since B is also upper triangular, we have Bkj = 0 for k > j.
Therefore, the second sum above is non-zero only for k > j.
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Great Escape bought a vintage bicycle for $3,000. They marked it up 43.3% to sell in their store. Then, they ran a sale for 30% off. What was the discount price of the bicycle?
The discount price is $3009.3.
What is a cost?It is the amount of money spends on the creation or production of goods or services.
The cost price of the bicycle is $3000.
The marked price is given by
3000+(0.433 * 3000) = 4299
The marked price is $4299.
The discount rate is 30%.
The discount price of the cycle is given by
4299 - (0.3 * 4299) = 4299 - 1289.7 = 3009.3
Hence, the discount price of the bicycle is $3009.3.
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Find the mean, median, mode, and range for each set of data 21.5, 35.5, 49.5, 16.3, 35.5
Answer:
Mean :31.66
Median:35.5
Mode:35.5
Step-by-step explanation:
(hope this helps can i plz have brainlist :D hehe)
PLAESE HELP AS SOOS AS POSSIBLE !!
Hello
1. Calculate the area of 1 of the 10 triangles1.1 Formula
triangle's area = b * h
1.2 Application
4.25ft * 6.54ft = 27.795ft²
2. Calculate the area of the 10 triangles2.1 Formula
Just multiply the area of the triangle by 10 (there are 10 triangles)!
2.2 Application
27.795ft² * 10 = 277950ft²
3. ConclusionThe rug's area is 277950 feet.
This area model shows 50 X 38 Which number is missing from the model
Answer:
69
Step-by-step explanation:
Hi,
Could you help with this Geometry problem?
A charity is holding a raffle to raise money. There is one car worth $30,000 and five $100 gift cards being raffled off. Each ticket costs $20, and there are a total of 5,000 tickets being sold. Which equation correctly depicts the calculation of the expected value for a ticket? 30,000 (StartFraction 1 Over 5,000 EndFraction) + 100 (StartFraction 1 Over 1000 EndFraction) + (negative 20) (StartFraction 2497 Over 2500 EndFraction) = E (X) 29,980 (StartFraction 1 Over 5,000 EndFraction) + 80 (StartFraction 1 Over 1000 EndFraction) + (negative 20) (StartFraction 2497 Over 2500 EndFraction) = E (X) 30,000 (StartFraction 1 Over 5,000 EndFraction) + 100 (StartFraction 1 Over 1000 EndFraction) = E (X) 29,980 (StartFraction 1 Over 5,000 EndFraction) + 80 (StartFraction 1 Over 1000 EndFraction) = E (X)
Answer:
$7.00
Step-by-step explanation:
there is a total of $35,000 worth of prizes being given out for 5,000 tickets. We can find the expected value for each ticket by dividing 35,000/5,000. This equals $7.00.
The correct equation is
Expected value for a ticket = 29980 (1/5000) + 80 x 5(5/5000) - 20(4994/5000)
What is Charity Event?A charity event is any gathering whose main goal is to raise money for a nonprofit, cause, or organisation.
We have,
Car is the gift offered and the car is worth 30000
Tickets sold = 5000
Out of 500 tickets, one ticket would fetch the car worth 30000 dollars and five gift cards will bring 100 dollars
So, the Expected value for a ticket
= 29980 (1/5000) + 80 x 5(5/5000) - 20(4994/5000)
=5.996+0.4-19.976
=-13.58
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Jane spends $15 each time she travels the toll roads. She started the month with $240 in her toll road account. The amount, A (in dollars), that she has left in the account after r trips on the toll roads is given by the following function.
How much money does Jane have left in the account after 8 trips on the toll roads?
(b) How many trips on the toll roads can she take until her account is empty?
$120 money does Jane have left in the account after 8 trips on the toll roads and She has to make 16 trips to make her account empty.
What is Equation?
Two or more expressions with an equal sign is called equation.
Given that Jane spends $15 each time she travels the toll roads..
Jane started the month with $240 in her toll road account.
The amount, A (in dollars), that she has left in the account after r trips on the toll roads is given by the following function
A(r)=240-15r.
Now for 8 trips the amount she left is
A(8)=240-15(8)
=240-120
=120
So $120 money does Jane have left in the account after 8 trips on the toll roads.
$240/15
=16.
She has to make 16 trips to make her account empty.
Hence $120 money does Jane have left in the account after 8 trips on the toll roads and She has to make 16 trips to make her account empty.
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let's see who can solve this. pleseeee
The correlation coefficient between X and Y is Corr(X, Y) = 0.
To calculate the marginal distribution of X and Y, we need to integrate the joint probability density function (PDF) over the appropriate ranges.
a. Marginal distribution of X:
To find the marginal distribution of X, we integrate the joint PDF over the range of Y:
∫[0, 1] J(x, y) dy
Since the joint PDF is defined as J(x, y) = 1 for 0 ≤ y ≤ x ≤ 1 and J(x, y) = 0 otherwise, the integral becomes:
∫[0, x] 1 dy = x, for 0 ≤ x ≤ 1
So, the marginal distribution of X is simply X(x) = x for 0 ≤ x ≤ 1.
b. Expectation of X:
The expectation (mean) of X can be calculated as the integral of x times the marginal PDF of X:
\(E(X) = ∫[0, 1] x * X(x) dx = ∫[0, 1] x^2 dx = [x^3/3] from 0 to 1 = 1/3\)
Therefore, the expectation of X is E(X) = 1/3.
c. Variance of X:
The variance of X can be calculated using the formula:
\(Var(X) = E(X^2) - (E(X))^2E(X^2) = ∫[0, 1] x^2 * X(x) dx = ∫[0, 1] x^3 dx = [x^4/4] from 0 to 1 = 1/4Var(X) = 1/4 - (1/3)^2 = 1/4 - 1/9 = 5/36\)
Therefore, the variance of X is Var(X) = 5/36.
d. Covariance of X and Y:
The covariance of X and Y can be calculated as:
Cov(X, Y) = E(XY) - E(X)E(Y)
Since the joint PDF J(x, y) = 1 for 0 ≤ y ≤ x ≤ 1, the integral becomes:
\(E(XY) = ∫[0, 1] ∫[0, x] xy dy dx = ∫[0, 1] [(x^2)/2] dx = [(x^3)/6] from 0 to 1 = 1/6\)
\(E(X) = 1/3 (from part b)E(Y) = ∫[0, 1] ∫[0, x] y J(x, y) dy dx = ∫[0, 1] [(x^2)/2] dx = [(x^3)/6] from 0 to 1 = 1/6\)
Cov(X, Y) = 1/6 - (1/3)(1/6) = 0
Therefore, the covariance of X and Y is Cov(X, Y) = 0.
e. Correlation coefficient between X and Y:
The correlation coefficient can be calculated using the formula:
Corr(X, Y) = Cov(X, Y) / √(Var(X) * Var(Y))
Since the covariance of X and Y is 0, the correlation coefficient will also be 0.
Therefore, the correlation coefficient between X and Y is Corr(X, Y) = 0.
f. Conclusion based on the correlation coefficient:
The correlation coefficient of 0 indicates that there is no linear relationship between X and Y. In this case, the fraction of male runners (X) and the
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Answer quickly so i could crank a 90
Answer:
-17.8+1.7
Step-by-step explanation:
When there are double negatives, it's a positive
Which equation is equivalent to this equation and written with the same base?
4x+1=16x−1
Answer:
\( 2^{2x + 2} = 2^{4x - 4} \)
Step-by-step explanation:
\( 4^{x + 1} = 16^{x - 1} \)
\( 2^{2(x + 1)} = 2^{4(x - 1)} \)
\( 2^{2x + 2} = 2^{4x - 4} \)
11 buses can carry 495 passengers how many peple can fit in 8 buses
Answer:
Step-by-step explanation:
360 people can fit in 8 buses.
First we need to find how many people fit in 1 bus, so we can divide 495, the total number of people, by 11, the number of buses.
495/11=45
Now we know 45 people can go on 1 bus, and we have 8 of them, so we multiply these 2 numbers.
45*8=360
360 people.
Answer:
8 buses can carry 360 passengers
If this help please set brainliest.
Step-by-step explanation:
To find out how many people can fit in 8 buses, you need to multiply the number of people that can fit in one bus by the number of buses. Since 11 buses can carry 495 passengers and each bus can carry the same number of passengers, one bus can carry 495/11=45 45 passengers.
Therefore, 8 buses can carry 360 passengers.
help please this is important
Answer:
D. \(3^3 - 4^2\)
Step-by-step explanation:
Well if Alia gets 4 squared less than Kelly who get 3 cubed it’s natural the expression is 3^3 - 4 ^2
1. On Monday , Anaya rides her bike for 9 minutes . On Tuesday , she rides her bike times as many minutes as on Monday . What is the total number of minutes that Anaya rides her bike on Monday and Tuesday ?
The total number of minutes that Anaya rides her bike on Monday and Tuesday is 18 minutes.
What is an expression?The mathematical expression combines numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.
Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also denote the logical syntax's operation order and other properties.
Given that on Monday, Anaya rides her bike for 9 minutes. On Tuesday, she rides her bike times as many minutes as on Monday.
Total number of minutes = Monday time + Tuesday time
Total number of minutes = 9 + 9
Total number of minutes = 18 minutes
Therefore, the total number of minutes that Anaya rides her bike on Monday and Tuesday is 18 minutes.
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4.1.3 Bathu Sneakers have been looking into different shoebox sizes: a large box for male shoes and small box for female shoes. The cost of the cardboard to make the boxes is 0,502 cents/cm². Calculate the percentage savings Bathu Sneakers will make if the smaller box is used compared to the normal larger box. Larger Box Total Surface Area = 4 093 cm² 19 cm 26 cm 34,5 cm Smaller Box Total Surface Area = 3 034 cm² 25 cm 17 cm 26 cm (6)
Answer:
Step-by-step explanation:To calculate the savings percentage, we first need to find out the cost of the cardboard required for each box.
For the larger box:
Total Surface Area = 2 * (1926 + 1934.5 + 26*34.5) = 2 * (494 + 655.5 + 897) = 4093 cm²
Cost of cardboard for larger box = 0.502 * 4093 = 2055.986 cents = 20.55986 dollars (rounded to 5 decimal places)
For the smaller box:
Total Surface Area = 2 * (2517 + 2526 + 1726) + 6 * (25-21)* (17-2*1) = 3034 cm²
Note that the additional term in the equation is the surface area of the six sides of the lid and base of the box.
Cost of cardboard for smaller box = 0.502 * 3034 = 1522.268 cents = 15.22268 dollars (rounded to 5 decimal places)
The difference in cost between the larger and smaller boxes is:
20.55986 - 15.22268 = 5.33718 dollars (rounded to 5 decimal places)
The percentage savings can be calculated as follows:
Percentage savings = (difference in cost / cost of larger box) * 100%
= (5.33718 / 20.55986) * 100%
= 25.98%
Therefore, using the smaller box will result in a savings of approximately 26% on cardboard costs for Bathu Sneakers compared to using the normal larger box.
Please help me on my math homework :)
plz answer!!!! Ill give brainly to first RIGHT person!!!!!
Answer:
D
Step-by-step explanation:
If it was 2/4, percent is 50% greater than 0, but less than 100
2/4 decimal 0.5 between 0 and 1
1. A triangle has two angles that measure 50° and 40°. The third angle is not labeled yet. Mark each of the
statements that are true about it.
All sides have different lengths
Two sides have the same length
The third angle measures 90°
The third angle measures 110°
The third angle measures 50°
Answer:
all sides have different lengths
and the third angle measures 90⁰
6. Solve the inequality.
-10 ≤ 2x-4<8
о
-8
-3
-3≤x<6
-1
Answer:
Step-by-step explanation:
What are the points of the image of the line in Q4 after the dilation?
Note that the coordinates of the point A' after rotating 90 degrees clockwise about the point (0,1) are (3, -4). (Option B)
How is this so ?To rotate a point 90 degrees clockwise about a given point,we can follow these steps -
Translate the coordinates of the given point so that the center of rotation is at the origin. In this case,we subtract the coordinates of the center (0,1) from the coordinates of point A (5,4) to get (-5, 3).
Perform the rotation by swapping the x and y coordinates and changing the sign of the new x coordinate. In this case,we swap the x and y coordinates of (-5, 3) to get (3, -5).
Translate the coordinates back to their original position by adding the coordinates of the center (0,1) to the result from step 2. In this case, we add (0,1) to (3, -5) to get (3, -4).
Therefore, the coordinates of the point A' after rotating 90 degrees clockwise about the point (0,1) are (3, -4).
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Enter the number that belongs in the green box
Answer:
8
Step-by-step explanation:
The diagonals of a parallelogram divide each other into two equal parts.
ALGEBRA - 30 POINTS
In a volatile housing market, the overall value of a home can be modeled by V(x) = 210x2 – 4400x + 125000, where V represents the value of the home and x represents each year after 2020. Find the vertex and interpret what the vertex of this function means in terms of the value of the home. Show the work you completed to determine the vertex.
Answer: the vertex is 157x4
Step-by-step explanation: