Answer:
Third option. -2
Step-by-step explanation:
the y change is -2
the x change is +1
slope is change in y/ change in x. So it would be -2/1 or -2
There are 24 crayons in a box how many boxes will be needed for 16 children if each child gets 8 crayons?
Answer:5.33333
Step-by-step explanation:
1 child = 8 crayon
16 children = 128
-> 128 divided by 24
=5.33333
Answer:
6
Step-by-step explanation:
Because . .
24 ÷ 8 = 3
16 ÷ 8 = 2
3× 2 = 6
An object is acted upon by the forces F1=(10,6,3), and F2=(0,4,9). Find forces F3 that must act on the object so that the sum of the forces is zero.
The forces \(F_3\) that must act on the object so that the sum of the forces is zero are \(F_3\) = (-10, -10, -12).
To find the forces \(F_3\) that must act on the object so that the sum of the forces is zero, we need to find a vector \(F_3\) that satisfies the equation
\(F_1 + F_2 + F_3 = 0.\)
Given the forces:
\(F_1\) = (10, 6, 3)
\(F_2\) = (0, 4, 9)
We can rearrange the equation to solve for \(F_3\):
\(F_3 = -F_1 - F_2\)
Now, let's calculate \(F_3\):
\(F_3\) = -(10, 6, 3) - (0, 4, 9)
= (-10, -6, -3) - (0, 4, 9)
= (-10-0, -6-4, -3-9)
= (-10, -10, -12)
Therefore, the forces \(F_3\) that must act on the object so that the sum of the forces is zero are \(F_3\) = (-10, -10, -12).
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Hima makes handmade craft paper.
Hima’s friend Sharon, ordered 1250 sheets of paper from Hima for printing his wedding invitation card.
Hima sells each sheet for ₹ 3.2, but Sharon being her friend, she sold the paper for ₹2.9.
From the options given below, identify the total discount Sharon got in this purchase.
Hima's selling price for each sheet of paper is ₹3.2, but Sharon was charged ₹2.9 per sheet. So, Sharon got a discount of:
sql
Copy code
Discount per sheet = Selling price per sheet - Sharon's price per sheet
= ₹3.2 - ₹2.9
= ₹0.3
Now, Sharon ordered 1250 sheets of paper, so the total discount she got is:
java
Copy code
Total discount = Discount per sheet x Number of sheets
= ₹0.3 x 1250
= ₹375
Therefore, Sharon got a total discount of ₹375 in this purchase.
Simplify the expression -4x(6x − 7).
Answer: -24x^2+28x
Step-by-step explanation: -4x*6x-(-4x)*7 to -24x^2+28x
can anyone help please?
Answer:
2x^4y²
Step-by-step explanation:
12/6 = 2
x^7/x^3=x^4
y^3/y=y^2
put those together and you get
2x^4y²
When dividing with indices you subtract the indices. X³÷X²=X
When multiplying with indices, you add the indices. X³×X²=X^5
Is this a function? Explain, why or why not!
Answer:
No
Step-by-step explanation:
A function can have only output for each input. The input 3 has two outputs 3 and 5.
The input 4 has two outputs 4 and 6.
Help please due asappp
Suppose that the functions f and g are defined as follows
x and x⁴-16x²+56 are the resulting composite functions respectively.
Solving composite functionsGiven the following functions below
f(x) = 7/x
g(x) = x² - 8
We need to determine the composite functions (fof)(x) and (gog)(x)
(fof)(x) = f(f(x))
f(f(x)) = f(7/x)
Replace x with 7/x
f(7/x) = 7/(7/x)
f(7/x) = 7 * x/7
f(7/x) = x
Similarly:
(gog)(x) = g(g(x))
g(g(x)) = (x² - 8)² - 8
g(g(x)) = x⁴-16x²+64 - 8
g(g(x)) = = x⁴-16x²+56
Hence the resulting composite functions of f(f(x) and g(g(x)) are x and x⁴-16x²+56
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helppppppppppppppppppppppppp
PLS HELP GEOMETRY
the question is in the picutre
As per the given scenario, the center of the circle is (-4, -1), and the radius is 5.
To complete the square as well as find the center and radius of the circle represented by the equation \(x^2 + y^2 + 8x + 2y - 8 = 0\), we need to rearrange the equation.
The x-terms and y-terms together:
(x^2 + 8x) + (y^2 + 2y) - 8 = 0
To complete the square for the x-terms, we take half of the coefficient of x (which is 8), square it, and add it to both sides:
\((x^2 + 8x + 16) + (y^2 + 2y) - 8 - 16 = 16\\(x + 4)^2 + (y^2 + 2y) - 24 = 16\)
The square for the y-terms by taking half of the coefficient of y (which is 2), square it, and add it to both sides:
\((x + 4)^2 + (y^2 + 2y + 1) - 24 - 1 = 16 + 1\\(x + 4)^2 + (y + 1)^2 - 25 = 17\)
Now, we have the equation in the form \((x - h)^2 + (y - k)^2 = r^2\), where (h, k) represents the center of the circle, and r represents the radius.
Comparing the equation to the standard form, we can identify the center as (-4, -1), and the radius is the square root of 25, which is 5.
Thus, the center of the circle is (-4, -1), and the radius is 5.
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Choose the three decimals that make the equation true 68.05 68.12 680.2 68.006 68.3 68.049 68.1
It can be noted that the decimals that fit into the equation will be 68.05, 68.3, and 68.006.
How to calculate the equationYour information is incomplete as the original equation isn't given. Therefore, an overview will be given.
Let's assume that the statement is that you should find three decimals where the addition equals 204.086
In this case, you've to look at the decimals and add the three that will give the number above. In this case, the three decimals will be:
68.05 + 68.3 + 68.006
= 204.086
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PLS HELP...IM DESPERATE
What was the median score on the quiz?
A 10-item statistics quiz was given to 30 students. The
table below gives the scores received along with the
corresponding frequencies.
7.5
8.5
Score
Frequency
5
1
6
2
7
5
8
5
9
7
10
10
9
10
Mark this and retum
Save and Exit
Next
Subnu
The answer is 9.
The median is the central number of a data set. Arrange data points from smallest to largest and locate the central number. This is the median.
Answer:
9
Step-by-step explanation:
Margo spends 0.25 of her paycheck on a new dress, 1/8 of her paycheck on shoes, and $24 on a birthday present. If she spent $60 altogether, how much was Margo’s paycheck?
answers -
A - $96 B - $160 C - $216 D - $504
Answer:
The answer would be A - $96
When Madison left her house this morning, her cell phone was 80% charged and itthen started to lose 8% charge for each hour thereafter. Write an equation for B, interms of t, representing the charge remaining in Madison's battery, as a percentage, thours after Madison left her house.
Given:
Initially, the cell phone was 80% charged.
Then started to lose 8% charge for each hour thereafter.
To find:
The equation for B in terms t
Matt and John met for a coffee. At 2:00 pm, Matt drove due south at 45 mph and John drove due west at 50 mph. At 3:00 pm, approximately how far apart are Matt and John
Answer:
The distance between them
is 67 miles
Step-by-step explanation:
Here, we want to know how far apart they both are
From the question, the time they have both driven is 1 hour
Mathematically;
distance = speed * time
For Matt,
distance Is = 45 * 1 = 45 m
For John
distance is 50 * 1 = 50 m
To find the distance between them, we will use pythagoras’ theorem which states that the square of the hypotenuse is equal to the sum of the squares of the two other sides
In this question, the hypotenuse is the distance between the two sides
Thus; we have
D^2 = 45^2 + 50^2
D^2 = 2025 + 2500
D^2 = 4525
D = √4525
D = 67.27
this is approximately 67 miles
Assume that A is true, B is false, C is true, D is false What is
the truth value of this compound statement? (A V B) → [(C ∨ B) ↔
~D] Group of answer choices
If A is true, B is false, C is true and D is false, then the truth value of the compound statement (A V B) → [(C ∨ B) ↔~D] is True.
To determine the truth value of the compound statement, follow these steps:
The OR operator returns True if at least one of its operands is True. ∴ (C ∨ B) = True V False = True. The NOT operator returns True if its operand is False. ∴ ~D = ~ False= True. Since both sides of the biconditional operator must have the same truth value, we can evaluate each side separately and compare them:(C ∨ B) = True and ~D = True (since both operands are true). Therefore, (C ∨ B) ↔ ~D = True.The implication operator returns False only if its premise (the part before the arrow) is True and its conclusion (the part after the arrow) is False. Otherwise, it returns True. So, (A V B) is True because A is True. Also, [(C ∨ B) ↔ ~D] is True because both sides have the same truth value. Therefore, the whole expression is True.So, the truth value of the compound statement (A V B) → [(C ∨ B) ↔ ~D] when A is true, B is false, C is true, and D is false is True.
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The total amount of kinetic and potential energy in a system is called
The total amount of kinetic and potential energy in a system is called mechanical energy.
Mechanical energy is the sum of kinetic energy and potential energy within a system. Kinetic energy (KE) is the energy possessed by an object due to its motion, and it is calculated using the formula KE = (1/2)mv², where m is the mass of the object and v is its velocity. Potential energy (PE) is the energy possessed by an object due to its position or condition, and it can be gravitational potential energy, elastic potential energy, or other forms. The total mechanical energy (ME) is obtained by adding the kinetic and potential energy together, so ME = KE + PE.
In summary, the total amount of kinetic and potential energy in a system is referred to as mechanical energy. This energy accounts for both the motion and position-related energies within the system. The calculation of mechanical energy involves summing the kinetic energy, which depends on the mass and velocity of the objects, with the potential energy, which can arise from factors such as gravity or elasticity. Understanding and analyzing the mechanical energy in a system can provide insights into its overall energy distribution and behavior.
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the number of defectives in 10 different samples of 50 observations each is the following: 5, 1, 1, 2, 3, 3, 1, 4, 2, 3. what is the estimate of the population proportion of defectives?
The estimate of the population proportion of defectives is 0.05.
Given that,
There are 10 different samples of 50 observations, that is, total of 500 observations.
To find : The estimate of the population proportion of defectives
And total number of defectives from 500 observations is (5+1+1+2+3+3+1+4+2+3) = 25
Thus, the point estimate for the population proportion defectives will be,
=25/500=0.05
or just obtain the individual proportion of each sample and then take their average to obtain the same result.
Thus, the point estimate for the population proportion defectives will be 0.05
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AOC and BOD are diameters of a circle, centre O,
Prove that triangle ABD and triangle DCA are congruent by RHS.
Answer:
ABC
Step-by-step explanation:
BECAUSE THEY ARE OPPOSITE
A group of 40 students went on a field trip. Exactly 8 student wore blue shirt. what percent of the students on field trip wore blue shirt
20% wore a blue shirt
Answer:
20% student wore blue shirts
Step-by-step explanation:
Which statement is true? Every term in Pattern B is 12 the corresponding term in Pattern A. Every term in Pattern B is 10 times the corresponding term in Pattern A. Every term in Pattern B is 10 more than the corresponding term in Pattern A. Every term in Pattern B is 2 times the corresponding term in Pattern A.
Answer:
The second one
Step-by-step explanation:
What is an equation of the line that passes through the points (-3, 3) and (-6, 2)?
Answer:
3y=3x+ c
Step-by-step explanation:
-3= x1 and 3 = y1
-6= x2 and 2= y2
y2-y1/ x2-x1 = 2-3/ -6+3 = -1/-3 =1/3 (the gradient)
y =1/3x +c
multiplying both sides by 3
3y= 3x +c in the form of y= mx + c
James, Priya, and Siobhan work in a grocery Store. James makes $9.00 per hour. Priya makes 40% more than James, and Siobhan makes 15% less that Priya. How much does Siobhan make per hour?
Answer:
* Siobhan's profit at the grocery store ⇒ $ 10.8 *
Step-by-step explanation:
See below;
Priya's 40% profit in the grocery store ⇒ 40/100 * 9 = 2/5 * 9 = 18/5 ⇒ $ 3.6,
Priya's profit at the grocery store ⇒ 9 + 3.6 ⇒ $ 12.6,
Siobhan's 15% of Priya's profit from the store ⇒ 15/100 * 12.6 = $ 1.8
Siobhan's profit at the grocery store ⇒ 12.6 - 1.8 = $ 10.8
* Siobhan's profit at the grocery store ⇒ $ 10.8 *
(a) The first term of a sequence is -5
The rule for continuing the sequence.
Multiply by 4
then
Subtract 3
What is the second term of the sequence?
Answer:The second term is -23
Step-by-step explanation:
Step 1- multiply
4x-5=-20
Step 2- subtract
-20 - 3=-23
Three eighths of the 48 roses were red. (a) How many roses were red? (b) How many roses were not red? (c) What fraction of the roses were not red?
Answer:
A. 18 roses were red.
B. 30 roses were not red.
C. 5/8 were not red.
Step-by-step explanation:
In order to do this question, we first need a calculator. Then, we take three eighths and divide them on the calculator to get:
3 divided by 8 = 0.375.
Then, on the calculator again, we take the 48 roses and find the percentage of the roses that were red, by multiplying it by 0.375:
0.375 x 48 = 18.
A. 18 roses were red.
Now, for the next question, how many roses were not red. We take the 48 roses and subtract it from the roses that were red, which were 18 roses:
48 - 18 = 30.
B. 30 roses were not red.
Now, to find the fraction of the roses that weren't red. We take the 30 roses that weren't red and divide it by the total amount of 48 roses:
30 divided by 48 = 0.625.
In order to make 0.625 into a fraction, we take the higher, but lowest 100th place we can make for 0.625:
625/1,000.
Now, we simplify it:
625 divided by 5 = 125
1,000 divided by 5 = 200
Now, we have 125/200.
Simplify more:
125 divided by 5 = 25
200 divided by 5 = 40
Once more:
25 divided by 5 = 5
40 divided by 5 = 8
Our final fraction is 5/8.
C. The fraction of the roses that were not red are 5/8.
May I have Brainliest please? My next rank will be the highest one: A GENIUS! Please help me on this journey to become top of the ranks! I would really appreciate it, and it would make my day! Thank you so much, and have a wonderful rest of your day!
Use completing the square to determine which of the following gives the solutions to 3x2 - 24x + 40 = 28.
A 2+413
O B. 4+2√3
o C. 37312
D. 6+2/5
Answer:
\(x=4+2\sqrt{3}\)
\(x=4-2\sqrt{3}\)
Step-by-step explanation:
Completing the square
when \(ax^2+bx+c=0\)
Given equation:
\(3x^2-24x+40=28\)
Subtract 40 from both sides:
\(\implies 3x^2-24x=-12\)
Divide both sides by 3:
\(\implies x^2-8x=-4\)
Add the square of half the coefficient of \(x\) to both sides:
\((\frac{b}{2})^2=(\frac{-8}{2})^2=16\)
\(\implies x^2-8x+16=-4+16\)
Factor the left side and simplify the right side:
\(\implies (x-4)^2=12\)
Square root both sides:
\(\implies x-4=\pm\sqrt{12}\)
Add 4 to both sides and simplify the radical:
\(\implies x=4\pm\sqrt{4 \cdot 3}\)
\(\implies x=4\pm\sqrt{4}\sqrt{3}\)
\(\implies x=4\pm2\sqrt{3}\)
Compare the budgets of Hong Kong, United States of America, and
Korea based on your definition of a budget, in terms of contents,
formats, advantages, and disadvantages, etc.
The budgets of Hong Kong, the United States of America, and Korea differ in contents, formats, advantages, and disadvantages. While each budget has its strengths and weaknesses, they all aim to provide a clear and transparent financial plan for their respective countries.
A budget is a financial plan that estimates expected income and expenditure for a specific period. It may include income, expenses, debts, and savings. Budgets may vary from country to country and can be analyzed by comparing their contents, formats, advantages, and disadvantages. Here are the budgets of Hong Kong, the United States of America, and Korea:
Hong Kong Budget:United States Budget:
Contents: The US budget comprises revenue, expenditures, and deficit or surplus. It includes an analysis of taxes, social security, and Medicare.Format: The US budget is presented in a complex and lengthy format, including tables, graphs, and other financial documents.Advantages: The budget provides detailed information on tax expenditures and encourages public participation in the budget process.Disadvantages: The budget can be challenging to understand due to its complexity, and it may not provide an accurate depiction of federal spending.Korean Budget:
Contents: The Korean budget comprises revenue, expenditures, and surplus or deficit. It includes detailed information on taxes, social security, and public welfare.Format: The Korean budget is presented in a clear and concise format, including tables and charts to aid understanding.Advantages: The budget is easy to understand, and it promotes transparency and accountability. It also provides detailed information on social welfare expenditures.Disadvantages: The budget may not provide an accurate depiction of government spending, and it may not include information on hidden expenditures.Learn more about Budget:
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A machine produces 9.5 liters in 1 hour how much juice does it produces in 50 hours
Answer:
450 liters
Step-by-step explanation:
if the machine produces 9.5 liters per hour and we want to find how much it will produce in 50 hours we just have to multiply 9.5 and 50 and get that the machine will produce 450 liters in 50 hours
hope this helps :)
Answer:
125.5 gallons or 475 liters
Step-by-step explanation:
multiply the liters by 50 then u get 475 and convert them to gallons or in liters
serena leans a 24-foot ladder against a 22.8-foot-tall building to climb on the roof.
Serena leans a 24-foot ladder against a 22.8-foot-tall building to climb on the roof is 71.8 degree.
Measurement of Angle:
The measurement of angles is done using basic geometric tools such as protractors and compasses. This tool helps to find precise measurements of angles. A protractor helps provide accurate measurements of angles, while compasses help construct angles. Angles are measured in three ways: degrees, radians, and revolutions.
According to the Question:
Suppose the measure of angle is θ, then we have
Sinθ = 22.8/24
⇒ Sinθ = 0.95
Therefore,
θ = Sin⁻¹ (0.95)
= 71.8 degree.
Therefore, Serena leans a 24-foot ladder against a 22.8-foot-tall building to climb on the roof is 71.8 degree.
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Which graph is generated by this table of values?
Answer:
A
Step-by-step explanation:
Find the mean, median, and mode(s) of the data:
34, 57, 58, 56, 21
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