The quotient of -((x^2)y^2)/(z) divided by ((xy^4)/(z^4)) is -(z^3)/(xy^2).
To find the quotient, we can use the rules of dividing fractions. First, we invert the second fraction and multiply it by the first fraction. So, we have -((x^2)y^2)/(z) * (z^4)/(xy^4).
Next, we simplify by canceling out common factors in the numerator and denominator. The y^2 in the numerator cancels out with y^4 in the denominator, leaving us with -((x^2)/(z)) * (z^4)/(x).
Finally, we simplify further by canceling out one x term in the numerator and denominator, resulting in -(z^3)/(xy^2).
In summary, the quotient of -((x^2)y^2)/(z) divided by ((xy^4)/(z^4)) is -(z^3)/(xy^2).
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what is the distance from station 20 60 to station 12 80?
Since the distance from station 20 60 to station 12 80. Then, The speed of the train is 60km/hr.
Given,
Distance between two stations = 240 km/hr.
Time taken by the train = 4 hours.
Speed:
The velocity of an object (usually denoted v) is the amount of its position change over time or per unit time; it is therefore a scalar quantity. The average speed of an object over a time interval is the distance traveled by the object divided by the duration of the interval; the instantaneous speed is the limit of the average speed as it approaches zero over the duration of the interval interval. Velocity is not the same as velocity.
From, the relation, we know that:
Speed = Distance/ Time
So, the speed of the train is :
Speed = 240km/ 04 hours
= 60 km/hour.
Complete Question:
The distance between the two stations is 240 km. A train takes 04 hours to cover this distance. Calculate the speed of the train.
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8) Mercy marks up all goods she sells by 30%. What is the marked up price that she will sell a
hat in her store, that cost her $42?
A. $12.60
B. $45.60
C. $54.60
D. $62.40
It would be 12.60 as the profit, while the revenue is 54.60
Therefore, the answer would be
42*.3=
12.6
12.6+42=
54.60
David is making rice for his guests based on a recipe that requires rice, water, and a special blend of spice, where the rice-to-spice ratio is
15
:
1
15:115, colon, 1. He currently has
40
4040 grams of the spice blend, and he can go buy more if necessary. He wants to make
10
1010 servings, where each serving has
75
7575 grams of rice. Overall, David spends
4.50
4.504, point, 50 dollars on rice.
What is the price of rice per gram?
Answer:
The price of rice per gram is 4.50 / 750 = 0.006 dollars per gram.
Step-by-step explanation:
David wants to make 10 servings, where each serving has 75 grams of rice. So, he needs a total of 10 * 75 = 750 grams of rice. the price of rice per gram is 4.50 / 750 = 0.006 dollars per gram.
Suppose that you are playing a board game for which you must roll a 6 on a number cube before you are able to move your game piece from start. Describe a simulation you can use to predict the number of times you would expect to have to roll the number cube before you can move from start.
The method of finding the expected number of rolls the number of cubes that can be move first is called as the stimulation. The stimulation is the technique that enables to identify opinion that represents the entire data that is collected.
The experiment is done to see the number of output that can be obtained from an individual activity. Similarly when a dice is rolled for six times then the dices has sixes sides. When one side is must be started over then there will other five sides that would be shown. The total outcome is shown in the denominator and the number of outcome will be shown in the numerator. From the question the dices must roll and the output must be 6 that must be predicted on the cube before the dices can move.
The expected or predicted number of outcomes is 1/6 times that means for 6 total outcomes there is only one possibility for the cube to stand on 6.
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To landscape his 70 ft by 60 ft backyard, Austin is planning first to put down a 4 inch layer of topsoil. He can buy bags of topsoil at $2.50 per 3-ft3 bag, with free delivery. Or he
can buy bulk topsoil for $22.00/yd, plus a $20 delivery fee. Which option is less expensive?
Buying bulk topsoil is less expensive than buying bags of topsoil in this case.
Describe Volume?Volume is a measure of the amount of space occupied by a three-dimensional object. It is typically measured in cubic units, such as cubic meters (m³), cubic centimeters (cm³), or cubic feet (ft³).
To find the volume of a simple object such as a cube, rectangular prism, or cylinder, you can use a formula that involves multiplying the length, width, and height of the object. For example, the formula for the volume of a rectangular prism is V = lwh, where V is the volume, l is the length, w is the width, and h is the height.
For more complex objects, such as irregular shapes or those with curved surfaces, you can use techniques such as integration or approximation to find the volume.
First, we need to determine how many cubic feet of topsoil Austin needs to cover his backyard with a 4 inch layer. We can start by calculating the volume of his backyard in cubic feet:
Volume = length x width x depth
Volume = 70 ft x 60 ft x (4 in / 12) ft
Volume = 1400 ft³
So Austin needs 1400 cubic feet of topsoil to cover his backyard with a 4 inch layer.
Option 1: Bags of Topsoil
Each bag of topsoil covers 3 cubic feet, so Austin needs 1400 / 3 = 466.67 bags of topsoil. Since he can only buy whole bags, he will need to buy 467 bags. Each bag costs $2.50, so the total cost of the topsoil would be:
Total cost = number of bags x cost per bag
Total cost = 467 x $2.50
Total cost = $1167.50
Since delivery is free, the total cost of the topsoil is $1167.50.
Option 2: Bulk Topsoil
Bulk topsoil costs $22.00 per cubic yard, and Austin needs 1400 / 27 = 51.85 cubic yards. Since he can only buy whole yards, he will need to buy 52 yards. The cost of the topsoil itself would be:
Cost of topsoil = volume of topsoil x cost per cubic yard
Cost of topsoil = 52 yd³ x $22.00/yd³
Cost of topsoil = $1144.00
There is also a $20 delivery fee, so the total cost of the topsoil would be:
Total cost = cost of topsoil + delivery fee
Total cost = $1144.00 + $20.00
Total cost = $1164.00
Therefore, buying bulk topsoil is less expensive than buying bags of topsoil in this case.
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Solve 3[-x + (2 x + 1)] = x-1.
X=
DONE
Answer:
x=−2
Step-by-step explanation:
Simplify both sides of the equation.
3(−x+2x+1)=x−1
Distribute
(3)(−x)+(3)(2x)+(3)(1)=x+−1
−3x+6x+3=x+−1
Combine Like Terms
(−3x+6x)+(3)=x−1
3x+3=x−1
3x+3=x−1
Subtract x from both sides.
3x+3−x=x−1−x
2x+3=−1
Subtract 3 from both sides.
2x+3−3=−1−3
2x=−4
Divide both sides by 2.
2x/2=−4/2
x=-2
What is the value of f(x) = 2 • 2 x for f(–2)?
Answer:
-8
Step-by-step explanation:
you know, all you have to do in such a case is simply taking the given -2 and put it, where there is "x" in the function expression and then calculate this. if necessary with a calculator.
2×2×x with x=-2 is
2×2×-2 = -8
Answer:
- 8
Step-by-step explanation:
f ( x ) = 2 . 2 x
f ( - 2 )
= 2 . 2 ( - 2 )
= 2 x 2 x ( - 2 )
= - 8
Counting by 4s, fill in the blanks.
84, 88, 92,
Answer:
how many blanks are their
Step-by-step explanation:
Answer: Even though an image was not provided, I would continue with 96, 100, 104, 108, 112, 116, and so on.
Step-by-step explanation:
92 + 4 = 96 + 4 = 100 + 4, and so on.
There's not really anything else to this.
It might be D but i dont know
Answer:
I'm sorry I don't have answer but.
it's not C!
11) Which of the following is zero of the polynomial x^3+x^2+x+1
1
-1
both options 1 and 2
None
Answer:
x = - 1
Step-by-step explanation:
Given
f(x) = x³ + x² + x + 1
If x = 1 is a factor then f(1) = 0
f(1) = 1³ + 1² + 1 + 1 = 4 ≠ 0 , thus x = 1 is not a zero
f(- 1) = (- 1)³ + (- 1)² + (- 1) + 1 = - 1 + 1 - 1 + 1 = 0
Thus x = - 1 is the only zero
Katie feeds her cat, Elmer, 2/3 of a cup of food each day. She buys a bag of cat food that contains 18 cups of dry
food. How many days will that bag of cat food last?
Answer:
27
Step-by-step explanation:
Set up a proportion.
1 day / (2/3 cup) = x/ 18 cups Cross Multiply
1 day * 18 cups = 2/3 cup * x Multiply both sides by 3
1 day * 18 cups * 3 = 2x
54 day cups = 2x cups Divide by 2
54 day cups/2 cups = x
27 days (The cups cancel)
Answer:
27 days it will last
Step-by-step explanation:
Suppose you are taking a multiple choice test and you randomly guess in order to answer each question. Each question has four choices. What is the probability of getting the first two questions correct? a. 0.25 b. 0.5625 c. 0.4375 d. 0.0625
The probability of getting the first two questions correct by randomly guessing is option D: 0.0625.
Since each question has four choices and you are randomly guessing, the probability of guessing the correct answer for each question is 1 out of 4, or 1/4 = 0.25.
To find the probability of getting both questions correct, we multiply the probabilities of each event since they are independent. So, the probability of getting the first question correct is 0.25, and the probability of getting the second question correct is also 0.25.
To find the probability of both events occurring, we multiply the individual probabilities:
P(both questions correct) = P(first question correct) * P(second question correct) = 0.25 * 0.25 = 0.0625.
Therefore, the probability of getting the first two questions correct by randomly guessing is 0.0625, which corresponds to option D.
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Someone broke into my house and didn't steal anything, does this mean even robbers think i'm poor.
Answer:
Not really,maybe he just went in to find something,just that he didn't that's why maybe he didn't steal anything
Step-by-step explanation:
Answer:
Not necessarily. The robbers might've seen something or someone in your house and ran. They also could've heard something and thought you were home. So, if a robber breaks into your house but runs almost immediately you migt want to get your house checked out. Or, the robbers did think you were poor. Sorry.
Step-by-step explanation:
27 Solve for x to the nearest tenth: x² + x - 5 = 0.
Answer:
Step-by-step explanation:
We can use the quadratic formula to get the answer to this
Quadratic Formula: -b +- √b² - 4ac/2a
Once we input A, B, and C into this, and solve any multiplication, we get
x = -1 +- √1 + 20/2
We divide by 2a, which 2a = 2.
-0.5 +- 10.5.
these are the following values of x:
x = 10
x = 11
Pretty sure this is it, hope it helps!
50 points and brainiest PLS DO MY HOMEWORK BY THURSDAY FEBRUARY 2ND
the volume of the cell phone is 75 cubic centimeters. find the height of the cell phone. Round your awnser to the nearest tenth. h = ? w = 10 cm L = 4.7 cm
ASAP
V = l x h x w
75 cm³ = 4.7 x h x 10
h = 75 : (4.7 x 10)
h = 1.596 = 1.6
Please Solve:
x^2-4x-5=0
________ scale is an actual number of purchases in a certain time period, dollars spent, miles traveled, number of children in the household, or years of college education.
Ratio scale is an actual number of purchases in a certain time period, dollars spent, miles traveled, number of children in the household, or years of college education.
The ratio scale is the highest form of measurement and has all the properties of the nominal, ordinal, and interval scales.
It has an absolute zero point and measurements that can be mathematically operated on.
Therefore, it is easy to calculate ratios and compare magnitudes between different things with ratio scales. The zero point implies that nothing is available in the variable.
As a result, comparisons with ratios are more precise. The ratio scale is the most useful of the four scales of measurement because it allows for more precise and standardized measurement with mathematical operations.
Therefore, Ratio scale is an actual number of purchases in a certain time period, dollars spent, miles traveled, number of children in the household, or years of college education.
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33. Simplify:
\(a ^{2} \times a ^{4} \)
HELP! answer if you can!!!
Answer:
a^2 × a^4
= a^2+4
= a^6
Remember:
a^n × a^m= a^n+m
Hope it helps
if u have any question let me know in comments ^_^
Answer:
\(a^2 * a^4 = \\a^{(2 + 4)} = \\a^6\)
Step-by-step explanation:
Hope it helps!
Help me plz I need it now plz..
Consider a binomial experiment with n = 11 and p = 0.5. a. Compute ƒ(0) (to 4 decimals). f(0) = b. Compute f(2) (to 4 decimals). ƒ(2) = c. Compute P(x ≤ 2) (to 4 decimals). P(x ≤ 2) = d. Compute
a. ƒ(0) is approximately 0.0004883. b. ƒ(2) is approximately 0.0273438. c. P(x ≤ 2) is approximately 0.0332031. d. P(x > 2) is approximately 0.9667969.
a. To compute ƒ(0), we use the formula for the probability mass function of a binomial distribution:
ƒ(x) = C(n, x) * p^x * (1-p)^(n-x)
Where C(n, x) represents the binomial coefficient, given by C(n, x) = n! / (x!(n-x)!).
In this case, we have n = 11 and p = 0.5. Plugging in these values, we get:
ƒ(0) = C(11, 0) * 0.5^0 * (1-0.5)^(11-0)
= 1 * 1 * 0.5^11
≈ 0.0004883 (rounded to 4 decimals)
Therefore, ƒ(0) is approximately 0.0004883.
b. To compute ƒ(2), we use the same formula:
ƒ(2) = C(11, 2) * 0.5^2 * (1-0.5)^(11-2)
Plugging in the values, we get:
ƒ(2) = C(11, 2) * 0.5^2 * 0.5^9
= 55 * 0.25 * 0.001953125
≈ 0.0273438 (rounded to 4 decimals)
Therefore, ƒ(2) is approximately 0.0273438.
c. To compute P(x ≤ 2), we need to sum the probabilities from ƒ(0) to ƒ(2):
P(x ≤ 2) = ƒ(0) + ƒ(1) + ƒ(2)
Using the previous calculations:
P(x ≤ 2) = 0.0004883 + ƒ(1) + 0.0273438
To find ƒ(1), we can use the formula:
ƒ(1) = C(11, 1) * 0.5^1 * (1-0.5)^(11-1)
Plugging in the values, we get:
ƒ(1) = 11 * 0.5 * 0.000976563
≈ 0.0053711 (rounded to 4 decimals)
Now we can compute P(x ≤ 2):
P(x ≤ 2) = 0.0004883 + 0.0053711 + 0.0273438
≈ 0.0332031 (rounded to 4 decimals)
Therefore, P(x ≤ 2) is approximately 0.0332031.
d. To compute P(x > 2), we can subtract P(x ≤ 2) from 1:
P(x > 2) = 1 - P(x ≤ 2)
= 1 - 0.0332031
≈ 0.9667969 (rounded to 4 decimals)
Therefore, P(x > 2) is approximately 0.9667969.
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3/4 (4x-1) = 1/3- 2/3x +5
the median of 2,8,6,10,4,12
Answer: 6
Step-by-step explanation: 6 is a median
Hey there!
To find your mean you have to put the numbers from descending (least/decreasing) to ascending (greater/increasing) order
Median is also understood as the “middle number”
2, 8, 6, 10, 4, 12
= 2, 4, 6, 8, 10, 12
Based on that information, you have in your new data set you have 2 pairs in the middle (6 & 8), so you’ll have to total/average of the number. We have to DIVIDE them by 2 because it’s 2 numbers
6 ends the descending set and 8 starts the ascending set
Median = 6 + 8 / 2
6 + 8 = 14
= 14/2
= 7
Answer: therefore your MEDIAN is most likely 7
Good luck on your assignment and enjoy your day!
~Amphitrite1040:)
please help
f(x) = -2x^2- 10x
Find f(-5)
Answer:
f(-5)=-2×-5^2-10×-5=-2×25+50=-50+50=0
Which are the measures of the angles of a triangle?
23°, 109°, 65°
23°, 109°, 65°
48°, 87°, 75°
48°, 87°, 75°
52°, 101°, 45°
52°, 101°, 45°
45°, 64°, 71°
Answer:
d
Step-by-step explanation:
45+64+71=180
Why did the National Assembly break away from the Estates General?
After Louis XVI's failed attempts to sabotage the Assembly and to keep the three estates separate, the Estates-General ceased to exist, becoming the National Assembly. It renamed itself the National Constituent Assembly on July 9 and began to function as a governing body and constitution-drafter.
National assembly
The National Assembly was the first revolutionary government of the French Revolution and existed from June 14th to July 9th in 1789. The National Assembly was created amidst the turmoil of the Estates-General that Louis XVI called in 1789 to deal with the looming economic crisis in France.
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Tom Sullivan's charge account statement shows an unpaid balance of $1,392. 8. The periodic rate is 2. 5% of
the unpaid balance. If he also has new purchases of $152. 87, what is his new balance?
Tom Sullivan's new account balance after all the transactions that has occurred as per the information provided will be $1,580.49.
Unpaid balance = $1,392. 8
Periodic rate = 2.5%
New purchase = $152.87
New Balance = $1,392. 8 + 2.5% + $152.87
A financial institution's account balance is the sum of money it has on hand during the current accounting period. It is the balance carried forward from the previous month plus the net difference between the credits and debits posted in any given accounting cycle.
An account balance offers current and convenient information about how much money you currently have on hand. An account balance offers a convenient way to manage the money coming in and going out while keeping track of all transactions.
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what is f(1) on a graph
please helppp
Answer:
0
Step-by-step explanation:
The question is asking what the value of y is when x = 0.
The graph shows that y = 0 when x = 1.
Therefore, our answer is 0.
In ΔLMN, the measure of ∠N=90°, NM = 9, ML = 41, and LN = 40. What is the value of the cosine of ∠L to the nearest hundredth?
The value of the cosine of ∠L in triangle LMN is approximately 0.98 using Pythagorean Theorem.
To find the cosine of ∠L in triangle LMN, we first need to use the Pythagorean theorem to find the length of side LM, since only have the lengths of NM and LN:
\(LM^2 = LN^2 - NM^2\\LM^2 = 40^2 - 9^2\\LM^2 = 1521\)
\(LM = \sqrt{1521}\)
LM = 39
Now that we know the length of all three sides of the triangle, we can use the cosine rule to find the cosine of ∠L:
cos(L) = \((LM^2 + LN^2 - NM^2)\) / (2 x LM x LN)
cos(L) = \((39^2 + 40^2 - 9^2)\) / (2 x 39 x 40)
cos(L) = 0.975
Rounding to nearest hundredth:
cos(L) = 0.98
Therefore, the value of cosine of ∠L in triangle LMN is approximately 0.98.
The ratio of the neighbouring side to the hypotenuse is known as the cosine of an angle in a right triangle. As L is not a straight angle in this situation, its value must be determined using the cosine method. Whether a triangle is a right triangle or not, the cosine rule can be used to relate the lengths of its sides and angles.
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Type the missing number in this sequence,3, 9,_,24,33,43,54
Answer: 18
Step-by-step explanation: