Answer: 5 ft or 60 inches long
Find the slope of the ordered pairs below: (4, 2) and (7, 6.5)
Answer:
\(m=1.5\)
Step-by-step explanation:
Slope Formula: \(m=\frac{y_2-y_1}{x_2-x_1}\)
Simply plug in the 2 coordinates into the slope formula to find slope m:
\(m=\frac{6.5-2}{7-4}\)
\(m=\frac{4.5}{3}\)
\(m=1.5\)
the graph appears to show an increase in price of about $_____ over_______ year(s) or about $_______ per year . use graph to justify awnser
Answer:
the graph appears to show an increase in price of about $ 10 over 5 year(s) or about $ 2 per year .
Step-by-step explanation: The slope is 10/5 or 2/1. The graph has the points graphed.
What is the area of this trapezoid?
Answer:
(b1+b2)h divided by 2 is the formula for a trapezoid
Step-by-step explanation:
ANSWER: 468 ft (squared?)
What is the constant percent rate of change per year, rounded to the nearest tenth?
The constant percent rate of change per year 33.5 %. So the correct option is A.
Describe Growth factor?Growth factor is a mathematical concept that represents the amount by which a quantity increases or decreases over a period of time. It is usually expressed as a decimal or a percentage. A growth factor greater than 1 indicates an increase in the quantity, while a growth factor less than 1 indicates a decrease. A growth factor of 1 indicates no change in the quantity.
For example, if the population of a city is growing by 2% per year, the growth factor would be 1.02, since the population is increasing by 2% (0.02) every year. If the population was decreasing by 3% per year, the growth factor would be 0.97, since the population is decreasing by 3% (0.03) every year.
To find the constant percent rate of change per year, we need to rewrite the function D(m) in terms of years, and then find the annual growth factor.
First, we can divide m by 12 to get the time in years:
m/12 = y
Substituting this into the function D(m) gives:
D(m) = 845,000(\(1.013^{m}\)) = 845,000(\(1.013^{12y}\))
Now we have D(y) in terms of the annual growth factor b:
D(y) = 845,000(\(b^{y}\)), where b = 1.013¹²
To find the constant percent rate of change per year, we need to find the value of b-1 as a percent:
(b-1)*100
= (1.013¹² - 1)*100
= 33.5% (rounded to the nearest tenth)
Therefore, the answer is (A) 33.5%.
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Write the linear equation in standard form.
y - 2 = 1/3(x + 6)
Answer: y=x/3 + 4
Step-by-step explanation:
distribute 1/3 to the (x+6): x/3 + 2add two to both sides: y=x/3 + 4
PLEASE ANSWER THIS!!
Answer:
161ft^2 is answer
Step-by-step explanation:
area of rectangle = l ×b
=7ft ×23ft
=161ft^2
Solve the systems of equations:
y= x+3
y= 5
Answer:
x = 2
Step-by-step explanation:
Answer: (2,5)
Step-by-step explanation: set the numbers equal to each other x+3=5, x=2, so (x,y) = (2,5)
Find all of the prime numbers between 10 and 20
Answer:
11, 13, 17, and 19!
Step-by-step explanation:
Answer:
11, 13,17 and 19
Step-by-step explanation:
prome numbers are natural numbers that are greater than 1 and not a product of two natural numbers eg 2×5 =10 so it's not a prime number 2×6 or 3×4 =12 it's not also a prime number e.t.c
VIDEO GAMES Soo Jin is designing a character for a video game using the items in the table. If she selects one item from each of the four categories, how many different possible characters can Soo Jin create?
It's important to note that this calculation assumes that the items in each category are distinct and that Soo Jin can select any item from each category without any restrictions or dependencies.
To determine the number of different possible characters Soo Jin can create for the video game, we need to consider the combinations of items from each category.
Let's assume there are n1 items in Category 1, n2 items in Category 2, n3 items in Category 3, and n4 items in Category 4. To find the total number of possible characters, we multiply the number of options in each category:
Total number of characters = n1 * n2 * n3 * n4
For example, if Category 1 has 5 items, Category 2 has 3 items, Category 3 has 2 items, and Category 4 has 4 items, the total number of possible characters would be:
Total number of characters = 5 * 3 * 2 * 4 = 120
So Soo Jin can create 120 different characters by selecting one item from each of the four categories.
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\(solve\)
solve this please
9x² - 225 = 0
(3x - 15)² = 0
or
(3x + 15) (3x - 15) = 0
the function h ( x ) = 1 x 6 can be expressed in the form f ( g ( x ) ) , where g ( x ) = ( x 6 ) , and f ( x ) is defined as: f ( x ) = incorrect
The function h(x) = 1/x^6 can be written as f(g(x)), where g(x) = (x^6) and f(x) = 1/x.
What is a function?
A function is a relationship or expression involving one or more variables. It has a set of inputs and outputs. Each input has only one output. The function is the description of how the inputs relate to the output.
This means that we are representing h(x) as the composition of two functions, g(x) and f(x), such that the output of g(x) is plugged into f(x) to give us h(x).
In this case, g(x) = (x^6) takes in x and returns x^6, while f(x) = 1/x takes in x^6 and returns 1/(x^6).
When we plug the output of g(x) into f(x), we get h(x) = 1/(x^6).
So, in essence, we have expressed h(x) = 1/x^6 as f(g(x)), where g(x) = (x^6) and f(x) = 1/x.
Hence, The function h(x) = 1/x^6 can be written as f(g(x)), where g(x) = (x^6) and f(x) = 1/x.
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Peter's parents follow a regular schedule for taking care of the car. They change the plugs every 30 000km, rotate the tyres every 10 000km and replace the brake pads blades every 15 000km. After how many kilometers will they have to change the plugs, rotate the tyres and replace the brake pads all at once for the first time?
The point after 30, 000 km will they first have to change the oil, rotate the tires and replace the wiper blades all at once.
What is Arithmetic Progression?Arithmetic Progression (AP) is a numerical series in which the difference between any two consecutive numbers is a constant value. Arithmetic Sequence is another name for it.
The First term is an "oil change" with a step d = 3000 km;
and, the second term is tire rotation = 10, 000 Km
and, the third term is replacement of wiper blades = 15, 000 Km
Now, we know from the formula of Arithmetic Progression is
\(a_n\) = \(a_1\)+ d(n-1)
So, 15,000 = 10,000 + 10,000 (n-1)
15, 000 = 10,000 + 10, 000n- 10,000
150000 = 10000n
n = 1.5
This means that at the point 15 000 km and all three progressions will not intersect.
Now, We take the second term of the progression as \(a_n\) = 30,000 km
So, 30,000 = 10,000 + 10,000 (n-1)
20,000 = 10,000n - 10,000
30, 000 = 10,000n
n= 3
Similarly, check this intersection point for the first progression with a step of d = 3 000 km we get n =9.
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EDULASTIC
full explanation please
Answer:
138°Step-by-step explanation:
Sum of supplementary angles is 180°
m∠A + m∠B = 180°Find the value of x
2x - 24° + 5x - 27° = 180°7x - 51° = 180°7x = 180° + 51°7x = 231°x = 231°/7x = 33°Find the measure of ∠B
m∠B = 5*33° - 27° = 138°Supplementary angles have sum 180°
2x-24+5x-27=1807x-51=1807x=231x=33<B
5(33)-27138°Help would be very much appreciated!! Graph the line that has a slope of − 1/3 and contains the point (3,−7)
Answer:
Point the point on the graph (3,-7) by find 3 on the x axis (horizontal line) and than going down -7 coordinates. and then start plotting points that are at a slope of 1/3 so you would go up 1 from the point (3,-7) and than go 3 right and then plot a point, and keep doing that to make a lot of points that create a straight line at the end when you connect them!
hope it helped!
Need help ASAP!!!!!!
Answer:
Step-by-step explanation:
1) (x+2)(x+2)=-x-2
\(x^{2}\) +2x +2x +4+=-x-2
\(x^{2}\)+4x+4+x+2
\(x^{2}\)+5x+6
2) \(x^{2}\) +4x +12 -16x +24=0
\(x^{2}\) -12x+36=0
3) (x-4)(x+1)
x=4 and/or x=-1
4) (x-5)(x-6)
x=5 and/or x=6
5) (x-7)(x+2)
x=7 and/or x=-2
6) \(x^{2}\)+3x-10=0
(x-5)(x+2)
x=5 and/or x=2
7) \(x^{2}\)+x-20
(x-5)(x+4)
x=5 and/or x=-4
which of the following is true?
Answer:
first
Step-by-step explanation:
∠A and ∠B are complementary angles. if m∠A =(3x+23) and∠B=3x+25) then find the measure of ∠B
Answer:
Step-by-step explanation:
If two angles are complementary, then their sum is 90°.
So we can build an equation using this information.
The angles are 3x + 23 and 3x + 25, respectively.
\(\bf{3x+23+3x+25=90}\)
Combine the like terms
\(\bf{6x+48=90}\)
Now just solve for x
\(\bf{6x=90-48}\)
\(\bf{6x=42}\)
\(\bf{x=7}\)
Knowing that x = 7, we can plug it into the expressions
3x + 25
3(7) + 25
21 + 25
46
Now the other angle is:
3x + 23
3(1) + 23
21 + 23
44
Hence, the measures of \(\angle A\) and \(\angle B\) are 44 and 46, respectively.
Consider the following table of activities A through G in which A is the start node and G is the stop node. Activity Duration (days) Predecessor A 5 -- B 8 A C 7 A D 6 A E 9 B, C, D F 10 B, C, D G 5 E, F On a piece of scratch paper, draw the network associated with this table and determine the following. What is the total slack for activity F? 4 (B) 2 (C) 1 (D) 3 (E) 0
The correct answer is 2 (C) - 2 days is the total slack for activity F. To determine the total slack for activity F, we need to calculate the slack for each activity in the network. Slack refers to the amount of time an activity can be delayed without affecting the project completion time.
1. First, let's draw the network using the information provided:
- A is the start node and G is the stop node.
- Activity A has a duration of 5 days and has no predecessor.
- Activities B, C, and D have durations of 8, 7, and 6 days respectively, and their predecessors are A.
- Activity E has a duration of 9 days and its predecessors are B, C, and D.
- Activity F has a duration of 10 days and its predecessors are B, C, and D.
- Activity G has a duration of 5 days and its predecessors are E and F.
A
/|\
/ | \
/ | \
B C D
\ | /
\ | /
\|/
E
|
F
|
G
2. Now, let's calculate the slack for each activity:
- Slack is calculated by subtracting the earliest start time of an activity from the latest start time without delaying the project completion time.
- The earliest start time for activity F is 17 days.
- The latest start time for activity F is 19 days (project completion time is 22 days).
- Total slack for activity F = latest start time - earliest start time = 19 - 17 = 2 days.
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Which of the points are solutions to the inequality? Check all that apply. (–3, 3) (–2, –2) (–1, 1) (0, 1) (2, 5)
Answer:
the CORRECT answers for this are B,D,E.
Step-by-step explanation:
just did it <3.
Answer:
B,D,E
Step-by-step explanation:
i just took the assignment and got it correct!
write the product using exponents
Answer:
11^5
Step-by-step explanation:
11^5 because your multiplying 11 by itself 5 times
3/4 - 1/8 how much is it? help me please
Answer:5/8
Step-by-step explanation:
\(\begin{gathered} \boxed{ \sf \frac{3}{4} - \frac{1}{8}} = \\ \\ \sf \frac{8 \div 4 \times 3 - 8 \div 8 \times 1}{8} = \\ \\ \sf\frac{6 - 1}{8} = \\ \\ \sf \boxed{ \sf\frac{5}{8}} \end{gathered}\)
Therefore, the result of this subtraction of fractions is five eighths.
How to subtract unlike fractions:
Heterogeneous fractions are fractions that have different denominators.
To subtract heterogeneous fractions we follow these steps:
We find the common denominator, which is the least common multiple of the denominators. We divide the common denominator by the other denominator and multiply by the numerator.We will write the above results as numerators with the subtraction sign between them.We subtract the numerators.We simplify the result if possible.The Alpha.What is the probability of drawing a heart card from a full deck of cards and randomly selecting the letter j from a list of the alphabet?
its not 26%
Answer:
3.85%????
Step-by-step explanation:
Answer:0.96%
Step-by-step explanation:
The probability of randomly selecting a heart from a standard deck of 52 playing cards is 13 out of 52, because there are 13 hearts in the deck (one for each rank). Therefore, the probability is:
Probability of selecting a heart card = (Number of heart cards) / (Total number of cards) = 13 / 52 = 1 / 4 = 0.25
So, the probability of randomly selecting a heart card from a deck of cards is 0.25, or 25%.
The probability of randomly selecting the letter "J" from a list of letters in the English alphabet is 1 out of 26, since there are 26 letters in the alphabet. Therefore, the probability is:
Probability of selecting the letter "J" = (Number of "J" letters) / (Total number of letters) = 1 / 26 ≈ 0.0385
So, the probability of randomly selecting the letter "J" from a list of letters in the alphabet is approximately 0.0385, or about 3.85%.
Multiply these 2 percentages together to get the combined probability:
To find the product of 25% and 3.85%, you can multiply these percentages together:
0.25
×
0.0385
=
0.009625
0.25×0.0385=0.009625
So,
25
%
25% times
3.85
%
3.85% equals
0.009625
0.009625, which is approximately
0.9625
%
0.9625%.
What is the remainder for 514 divided by 19
(scroll to bottom for answer)
514 19 = 27.0526315789
27.0526315789 = 270.526315789 to the nearest tenth
27.0526315789 = 27.05 to the nearest hundredth
27.0526315789 = 27.053 to the nearest thousandth
= 0 to the nearest tenth
= 0 to the nearest hundredth
= 0 to the nearest thousandth
Other Divisions Math homework are
514 divide by half plus 20
Homework answers: (514/2) + 20 = 277
514 divide by half plus 40
Homework answers: (514/2) + 40 = 297
514/19 divided by 2
Answer: (514/19) ÷ 2 = 13.5263157895
Find the density if it has a mass of 4g (mass per unit of volume)
Find the slope of the line that passes through (54, 8) and (87, -40).
Answer:
Slope = -16/11
Step-by-step explanation:
(-40-8)/(87-54)
= -48/33
= -16/11
2x + 7 = 15
What does x equal?
y= -4x + 7
y= 1/4x -2
a. the same line
b. distinct parallel lines
c. perpendicular lines
d. intersecting, but not perpendicular lines
Answer:
the solution is c. perpendicular lines
Step-by-step explanation:
the slopes: 1/4 and -4 are perpendicular and intersecting
5. Bob has utility over hammers (h) and dollars (m). U=v(3c
h
−3r
h
)+v(c
d
−r
d
) where v(x)=x for x≥0 and v(x)=2x for x≤0. (a) Assume that Bob's reference point is 0 hammers and 0 dollars. For each of the following choices, show Bob's expected utility for each option, and state which choice he would make. i. Would Bob choose Option A: 50% chance to win 16 hammers and 50% chance to win 4 hammers or Option B: definitely winning 8 hammers? ii. Would Bob choose Option A: 50% chance to lose 16 hammers and 50% chance to lose 4 hammers or Option B: definitely losing 12 hammers? iii. Would Bob choose Option A: 50% chance to gain 8 hammers and 50% chance to lose 4 hammers or Option B: gain 1 hammer. (b) Again, assume that Bob's reference point is 0 hammers and 0 dollars. Bob is offered the opportunity to buy a hammer for $2. - What would be Bob's utility if he does buy the hammer? - What would be Bob's utility if he does not buy the hammer? - Would Bob prefer to buy the hammer or not? 2 (c) Now assume that Bob recently received a hammer as a gift, and he has updated his reference point to be 1 hammer and 0 dollars. Bob is offered the opportunity to sell his hammer for $2. - What would be Bob's utility if he does sell the hammer? - What would be Bob's utility if he does not sell the hammer? - Would Bob prefer to sell the hammer or not? (d) Is Bob's buying price the same as his selling price? Describe one study discussed in class that demonstrates a similar concept.
To determine Bob's expected utility for each option, we calculate the utility for each outcome and weigh them by their respective probabilities.
Option A:
Expected utility = 0.5v(316 - 30) + 0.5v(4 - 0)
= 0.5v(48) + 0.5v(4) = 0.548 + 0.54 = 26.
Option B: Expected utility = v(8) = 8.
Bob would choose Option A as it has a higher expected utility.
ii. Option A: Expected utility = 0.5v(-16) + 0.5v(-4) = 0.5*(-32) + 0.5*(-8)
= -20.
Option B: Expected utility = v(-12) = -24. Bob would choose Option B as it has a higher expected utility.
iii. Option A: Expected utility = 0.5v(8) + 0.5v(-4) = 0.58 + 0.5(-8) = 0. Option B: Expected utility = v(1) = 1. Bob would choose Option B as it has a higher expected utility.
(b) If Bob buys the hammer for $2, his utility would be v(-2) = -4. If he does not buy the hammer, his utility would be v(0) = 0. Bob would prefer not to buy the hammer since the utility is higher at 0.
(c) If Bob sells the hammer for $2, his utility would be v(2) = 2. If he does not sell the hammer, his utility would be v(0) = 0. Bob would prefer to sell the hammer since the utility is higher at 2. (d) Bob's buying price is not the same as his selling price.
This concept is known as loss aversion, where individuals tend to value losses more than equivalent gains. One study that demonstrates a similar concept is the "Prospect Theory" by Daniel Kahneman and Amos Tversky, which shows how people's decision-making is influenced by the potential for gains and losses and how they weigh them differently.
The study revealed that individuals are generally more averse to losses and are willing to take greater risks to avoid losses compared to the risks they are willing to take for potential gains of equal value.
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write two trillion,seven billion in standard form
Answer:
2,007,000,000,000
Step-by-step explanation:
The numbers from left to right here are:
2 trillion
0 hundred billion
0 ten billion
7 billion
0 hundred million
0 ten million
0 million
0 hundredthousand
0 ten thousand
0 thousand
0 hundreds
0 tens
0 ones
Drag the number cards to fill in each blank so that the values are in order from smallest to largest.
To fill in each blank so that the values are in order from smallest to largest, we have;
4° , 1⁴ = 4, 2² , 3³ , 4³ , 2⁹
What are index forms?
We need to know that index forms are defined as mathematical forms used to represent numbers or variables that are too large or too small in more convenient forms.
These index forms are also known as scientific notation or standard forms.
Some examples of index forms are;
3²
4³
2³
From the information given, we have that;
To arrange the numbers;
4° = 1
1⁴ = 4
2² = 4
3³ = 27
4³ = 64
2⁹ = 512
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