Answer:
84 feet D
Step-by-step explanation:
Answer D - 84 feet
Step-by-step explanation:
test the symmetric of a function f(x)=x5+x3+x plz answer my question and you will be mark as brainly
Answer:
Step-by-step explanation:
2000264(X) b x a =177777082
Can some help
I don’t understand this problems
Answer:
Homie its B
Step-by-step explanation:
yee yee
A maintenance company charges a monthly fee to clean office buildings. The fee is based on the number of employees in the office. An office with 15 employees pay $150 per month while an office with 27 employees pays $246 per month. Which of the following functions represents the relationship between the monthly cost and x, the number of employees
Answer:
f(x) = 8x + 30Step-by-step explanation:
Rate of change:
(246 - 150)/(27 - 15) = 96/12=88*15 = 120, so one off fee is:
150 - 120 = 30Therefore the function is:
f(x) = 8x + 30Correct choice is B
What does an extension ladder's size classification indicate?
Select one:
a.The minimum reach when placed at the appropriate climbing angle
b.The ladder's length when the fly section is not extended
c.The maximum building height against which the ladder can be raised
d.The full length to which it can be extended
The correct answer is (D) The full length to which it can be extended.
The size classification of an extension ladder indicates the full length to which it can be extended.
An extension ladder's size classification indicates the total length the ladder can reach when its fly section is fully extended.
This helps users determine if the ladder will be long enough for their specific needs when working at height.
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What is 2+2.2*46-13(41+3 x)-16x
Answer:
7912.8x
Step-by-step explanation:
First do what in the parenthesis (41+3x)=44x
Then what to the left of the ()
2+2.2*46-13=180.2
then multiply what you got in the () to what we just got
180.2*44x=7928.8x
finally we subtract it to the -16x
7928.8x-16x=7912.8x
A snail climbs to the top of a coconut tree 18 meters high. In an hour it will climb 2 meters. But if it go 2 meters, it will slips down one meter. Then how long does it take for the snaik to reach the top of the coconut?
Answer:
The snail will reach the top of the coconut in 18 hours.
Step-by-step explanation:
If the snail will climb 2 meters in 1 hour but it will slip down one meter for every 2 meters climbed, then the distance traveled will be:
\( d = 2 m - 1 m = 1 m \)
Since in 1 hour, it climbs 2 meters minus 1 meter, the time in which the snail will reach the top is:
\( t = \frac{1 h}{1 m}*18 m = 18 h \)
Therefore, the snail will reach the top of the coconut in 18 hours.
I hope it helps you!
a line segment is a part of a line that is bounded by two distinct end points and contains every point on the line between its endpoints. True/False?
The statement "a line segment is a part of a line that is bounded by two distinct end points and contains every point on the line between its endpoints." is True because a line segment is defined as a part of a line that is bounded by two distinct end points and contains all the points on the line between those endpoints.
A line segment is a part of a line that has two endpoints and connects them. It is the shortest distance between two points and has a definite length, but no width or height. A line segment can be part of a straight line or a curved line.
A line segment is a section of a line that is defined by two distinct end points and includes every point on the line between them. It is the basic building block of geometry and can be used to measure distances, angles, and shapes.
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Which scale can she use for the vertical axis such that the difference in the heights of the bars is maximized
The scale that a person can use for the vertical axis such that the difference in the heights of the bars is maximized is called Logarithmic Scale.
Logarithmic Scale: It is used when the data covers a large range of values, as it allows for a more precise representation of the data.
It compresses the data so that the graph can fit on a single page.
The logarithmic scale has a logarithmic base, which is often 10 or e.
The tick marks and labels on a logarithmic scale aren't evenly distributed; instead, they're spaced according to the logarithm of their values.
The logarithmic scale, also known as the log scale, is a scale that measures values logarithmically rather than linearly.
A logarithmic scale is commonly used in scientific and engineering graphs and charts. It is used for data that covers a large range of values, such as population growth, global warming, and the stock market.
Summary:Therefore, the scale that a person can use for the vertical axis such that the difference in the heights of the bars is maximized is called Logarithmic Scale.
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Write the equation of each line in slope-intercept form. A line that passes through
(-4, 8) and (4, 6)
Answer:
\(y=-\frac{1}{4}x+7\)
Step-by-step explanation:
Write in slope-intercept form, y = m x + b .
Answer:
4y=x+20
Step-by-step explanation:
gradient
8-6/-4-4
= 1/4
y-6=1/4(x-4)
4y-24=x-4
4y=x+20
1.) Roll a fair 8-sided die 10 times. What is the probability of rolling 7 exactly 3 of those 10 times?
2.) What is the expected number of 7 you will get if you roll 10 times?
3.) What is the probability that you will roll a 7 fewer than 3 times?
The Probability of receiving 7 three times is 0.0025566, but the likelihood of getting 7 just once is 3.7528.
What is Probability?Simply put, the probability is the likelihood that something will occur. When we don't know how an event will turn out, we can discuss the likelihood or probability of several outcomes. Statistics is the study of events that follow a probability distribution.
The given question is related to the binomial distribution.
Given n = 10 trials. The probability of one successful trial is p = 1/8. You want k=3 successes and n − k = 7 failures. The probability is:
\((\frac{n}{k}) p^k (1-p)^{n-k}\)
One way to understand this formula: You want k successes (probability: pk) and n−k failures (probability: (1−p)n−k). The successes can occur anywhere in the trials, and there are (n/k) to arrange k successes in n trials.
substituting the values in the given formula.
\((\frac{10}{3}) 1/8^3 (1-1/8)^{10-3}\)
Probability of getting 7, 3 times = \((\frac{10}{3}) 1/8^3 (7/8)^7\)
Probability of getting 7, 3 times = \((\frac{10}{3}) 1/216 (7/8)^7\)
Probability of getting 7, 3 times = 0.0025566
The Same goes for the probability of getting 7 only one times
the probability of getting 7 only one time = \((\frac{10}{1}) 1/8^1 (1-1/8)^{10-1}\)
the probability of getting 7 only one time = 3.7528
Therefore, The Probability of getting 7, 3 times is 0.0025566 and the probability of getting 7 only one time is 3.7528.
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A university is researching the impact of including seaweed in cattle feed. They assign feed with and without seaweed to be fed to cows at two
different dairy farms. The two-way table shows randomly collected data on 200 dairy cows from the two farms about whether or not their feed
includes seaweed.
Based on the data in the table, if a cow is randomly selected from farm B, what is the probability that its feed includes seaweed?
Without Seaweed?
A. 0.649
B. 0.620
C. 0.370
D. 0.597
Based on the data in the table, if a cow is randomly selected from farm B, the probability that its feed includes seaweed is 0.597 (Option D) and without is 0.57
How did we arrive at this?Note that the total number of feed with sea weed is 74.
And the total number of cows on the farm B is 124.
Thus, the cows whose feed includes seaweed is 74/124
= 0.59677419354
≈ 0.597
The Probability of those whose feed is without sea weed is
Note that the total number of feed without sea weed is 40.
And the total number of cows on the farm B is 76.
Thus, the probability is 40/70
= 0.5714285714
≈ 0.571
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A baker buys 7 cups of strawberries to make a cheesecake and 8 equal batches of muffins. The baker uses 3 cups of strawberries to make a cheesecake. How many cup(s) of strawberries does the baker use for each batch of muffins?
John is saving to buy a new car that will cost him $24,000. John started his savings at the beginning of the school year and has been able to accumulate $1000 after the first month. John plans to continue his savings at a rate proportional to the amount he still needs to save. Determine John's savings amount as function of time Hint: A variable y is said to be proportional to a variable x if y=cx for some constant c.
John's savings amount as a function of time is S(t) = $24,000 / 25. Initially, he needs to save $24,000 for a new car. After the first month, he has saved $1,000. The savings amount is directly proportional to the time elapsed. The constant of proportionality is 1/24. Thus, John's savings amount can be determined based on the remaining amount he needs to save.
John's savings amount can be represented as a function of time and is proportional to the amount he still needs to save. Let's denote the amount John needs to save as N(t) at time t, and his savings amount as S(t) at time t. Initially, John needs to save $24,000, so we have N(0) = $24,000.
We know that John has saved $1,000 after the first month, which means S(1) = $1,000. Since his savings amount is proportional to the amount he still needs to save, we can write the proportionality as:
S(t) = k * N(t)
where k is a constant of proportionality.
We need to find the value of k to determine John's savings amount at any given time.
Using the initial values, we can substitute t = 0 and t = 1 into the equation above:
S(0) = k * N(0) => $1,000 = k * $24,000 => k = 1/24
Now we have the value of k, and we can write John's savings amount as a function of time:
S(t) = (1/24) * N(t)
Since John's savings amount is proportional to the amount he still needs to save, we can express the amount he still needs to save at time t as:
N(t) = $24,000 - S(t)
Substituting the expression for N(t) into the equation for S(t), we get:
S(t) = (1/24) * ($24,000 - S(t))
Simplifying the equation, we have:
24S(t) = $24,000 - S(t)
25S(t) = $24,000
S(t) = $24,000 / 25
Therefore, John's savings amount at any given time t is S(t) = $24,000 / 25.
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Helppp!!!!!!!!!!!!!!!!!!!!!
The value of x is equal to 15°
How to determine the value of x?In Mathematics and Geometry, the sum of the exterior angles of both a regular and irregular polygon is always equal to 360 degrees.
Note: The given geometric figure (regular polygon) represents a pentagon and it has 5 sides.
By substituting the given parameters, we have the following:
3x + 4x + 8 + 5x + 5 + 6x - 1 + 5x + 3 = 360°.
3x + 4x + 5x + 6x + 5x + 8 + 5 - 1 + 3 = 360°.
23x + 15 = 360°.
23x = 360 - 15
23x = 345
x = 345/23
x = 15°.
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A scale drawing of an office space uses a scale of 1 in : 3yd. The scale drawing has an area of 16 square inches. What is the area of the actual office space in square yards?
Answer:
144 square yards
Step-by-step explanation:
√16 in^2 = 4 in
4 in x 3 in --> yd = 12 yd = 12^2 yd^2
Peter guesses on all 10 questions of a multiple-choice quiz. Each question has 4 answer choices, and Peter needs to get at least 7 questions correct to pass. Here are some probabilities computed using the binomial formula: P(getting exactly 7 correct) = 0.0031 P(getting exactly 8 correct) = 0.000386 P(getting exactly 9 correct) = 2.86 × 10−5 P(getting exactly 10 correct) = 9.54 × 10−7. Using the information, combine the individual probabilities to compute the probability that Peter will pass the quiz.
a. 0.001
b. 0.002
c. 0.0035
d. 0.005
Using the information, combine the individual probabilities to compute the probability that Peter will pass the quiz is (c) 0.0035.
Probability of Peter Passing QuizTo compute the probability that Peter will pass the quiz (i.e., get at least 7 questions correct), we need to sum the probabilities of getting exactly 7, exactly 8, exactly 9, and exactly 10 questions correct.
So, the probability of passing the quiz is:
P (getting at least 7 correct) = P (getting exactly 7 correct) + P (getting exactly 8 correct) + P (getting exactly 9 correct) + P (getting exactly 10 correct)
= 0.0031 + 0.000386 + 2.86 × 10⁻⁵ + 9.54 × 10⁻⁷
= 0.0035
Therefore, the result is c. 0.0035.
The binomial formula can be used to solve a wide range of problems in probability and statistics. The binomial formula is used to calculate the probability of getting a specific number of successes in a fixed number of independent trials, where each trial has only two possible outcomes (success or failure).
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Jayla reads 35% of her book over 7 days. If Jayla reads the same number of pages each night, how many more days will it take her to finish her book?
Answer:
13 days
Step-by-step explanation:
Amount of book left = 100% - 35% = 65%
If 35% requires 7 days,
65% requires x days.
Using the 'cross the heart' or 'cross multiplication' method:
35x = 7 * 65
x = (7 * 65)/35
= 455/35
= 13
Hence, it would take 13 more days to complete the book.
Hope this helps and be sure to have a great time ahead at Brainly! :D
\(\sqrt{36}\)
Answer:
6
Step-by-step explanation:
BIDEN 2020
"A frustum is the portion of a solid that lies between one or two
parallel planes cutting it.
We will find a formula for the volume of a frustum of a pyramid
with square base of side b, square top of s
Artiste portion of the one or two paralies planes un We find formula for the volume of a frustum of a pyramid with square base of side b square top of Turn the futum and arrange it along the x-x (a) F"
The volume of the frustum of the square pyramid is 1/3 [√(2s² - 2b√((s - b)² + (s - b)² + l²) - b²/4 - s²/4 + bs/2)] [b² + bs + s²].
Given, The frustum of the pyramid has a square base of side b and a square top of side s.
Now, let us find the formula for the volume of the frustum of the pyramid.
Let, V be the volume of the frustum of the pyramid.
The formula for the volume of the frustum of a pyramid is given by:
V = 1/3 h (A + √Aa + a²)
Where,h = height of the frustum
A = area of the base of the frustum
a = area of the top of the frustum.
Now, the given frustum of a pyramid is a square pyramid.
So, A = b² and a = s² and the height h can be obtained by considering a right-angled triangle as shown below.
Now, using the Pythagorean theorem, we get:
h² = l² - (b/2 - s/2)²
= l² - (b²/4 - bs/2 + s²/4) (as (a-b)² = a² - 2ab + b²)
= l² - b²/4 - s²/4 + bs/2
Now, we have to find the value of l.
Now, turn the frustum and arrange it along the x-axis as shown below.
Now, the co-ordinates of A, B, C and D are:(0,0,0), (b, 0, 0), (b, b, l) and (s, s, l) respectively.
Using the distance formula, we get:
AB = bBC = bCD = √((s - b)² + (s - b)² + l²)DA
= √(s² + s² + l²)
We know that AB + CD = AD
Therefore, b + √((s - b)² + (s - b)² + l²) = √(s² + s² + l²)
∴ b² + 2b√((s - b)² + (s - b)² + l²) + (s - b)² + l² = 2s²
∴ b² + (s - b)² + l² = 2s² - 2b√((s - b)² + (s - b)² + l²)
Now, using the equation (1), we can get the value of l as:
l² = 2s² - 2b√((s - b)² + (s - b)² + l²) - b²/4 - s²/4 + bs/2
Therefore, the volume of the frustum of the square pyramid is given by:
V = 1/3 h (A + √Aa + a²)
= 1/3 [√(2s² - 2b√((s - b)² + (s - b)² + l²) - b²/4 - s²/4 + bs/2)] [b² + bs + s²] {as A = b², a = s² and h = √(l² - (b²/4 - bs/2 + s²/4)}
= √[2s² - 2b√((s - b)² + (s - b)² + l²) - b²/4 - s²/4 + bs/2])
Therefore, the volume of the frustum of the square pyramid is 1/3 [√(2s² - 2b√((s - b)² + (s - b)² + l²) - b²/4 - s²/4 + bs/2)] [b² + bs + s²].
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In what place is the digit 6 in the number 903.62?
А
hundreds
B
hundredths
с
tens
D
tenths
Answer:
I think its d if I remember correctly
Answer: D tenths
Step-by-step explanation:
when you go past the decimal you start by counting tenths, hundredths, thousands and so on
jake makes $10 dollars an hour and judy makes $15 dollars an hour. what is the smallest check they can receive so that both their earnings match?
According to the unitary method the smallest check they can receive so that both their earnings match is at the time of 2 or 3 hour.
Unitary method in math is known as in which the value of one article is first obtained to find out the value of any required articles
Here we have given that Jake makes $10 dollars an hour and Judy makes $15 dollars an hour.
Let us consider that x be the amount hour did they get the same amount.
Then it can be calculated as,
=> 15x = 10x
While we substitute the value on the x by finding the LCM for each of the number than we get,
=> 15, 10 = 2,3
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Find the length of AB.
A
140/6 in
AB = [ ? Jin
B В
Round your answer to the nearest hundredth.
Answer:
140
Step-by-step explanation:
arc AB = 140 because is inscribed by a central angle so the arc and the angle are equal
Answer: ab=14.7
Step-by-step explanation:
Multiply 34.92 and 0.56 *
1 point
A. 19.5
B. 19.5552
C. 19.55
D. 19.52
Answer:
19.5552
Step-by-step explanation:
34.92 x 0.56
Use calculator or use long multiplication.
3492
×56
20952
+17460
195552
How many numbers are after the point on both of the numbers?
2 each. 2 + 2 = 4
We will take our result 4 points back or divide it by 10^4
195552 / 10000 = 19.5552
tim runs 4 laps around a track in 5 minutes how many laps per minute did he run
The laps per minute that Tim run when he runs 4 laps around a track in 5 minutes is 0.8 laps.
How to calculate the word problem?A word problem in mathematics simply refers to a question that is written as a sentence or in some cases more than one sentence which requires an individual to use his or her mathematics knowledge to solve the real life scenario given.
In this case, Tim runs 4 laps around a track in 5 minutes The laps per minute that he run will be:
= 4 / 5
= 0.8
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∠A and ∠ � ∠B are vertical angles. If m ∠ � = ( 4 � + 13 ) ∘ ∠A=(4x+13) ∘ and m ∠ � = ( 7 � + 4 ) ∘ ∠B=(7x+4) ∘ , then find the value of x
We can use algebra to solve this problems as the angles are algebraic expressions. First we have to calculate the value of x and then substitute to get ∠A and ∠B. Here value of x is 3.
Here two vertical angles are given. Vertical angles are the opposite angles formed when two lines intersect. So the angles will be equal.
So ∠A = ∠B
Here ∠A = 4x+3
∠B = 7x+4
∠A = ∠B
So, 4x+3 = 7x+4
Here they are two algebraic equations and the value of x can be calculated.
4x+ 13 = 7x+ 4
13 - 4 = 7x - 4x
9 = 3x
x = 9/3 = 3
So ∠ A = 4x+13 = 4× 3 + 13 = 12 + 13 = 25°
∠B = 7x+ 4 = 7×3 + 4 = 25°
So the vertical angles A and B are equal and will be 25° and value of x = 3.
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The complete question is given below.
∠A and ∠B are vertical angles. If ∠A = (4x+13)° and ∠B = (7x+4)°, then
a) Find the value of x
b) Find the angles ∠A and ∠B.
Solve the following story problem.
The perimeter of a rectangle is 60 inches. The length is four times the
width.
What are the length and width of the rectangle?
Define your variables.
X =
Equation 1
y =
Equation 2
What is the length?
what is the width?
Answer:
The perimeter of a rectangle is equal to 2L + 2W, where L = the length of the rectangle and W = the width of the rectangle. So, one equation is
2L + 2W = 60
From the info given in the problem, we also know that L = 4W. Therefore, we can use the Substitution Method to re-write the first equation as:
4W + 2W = 60
You should be able to solve this equation for W. Once you find W, you can then calculate L.
Step-by-step explanation:
Express 2.31 as a fraction
A. 231/1000
B. 2.31/10
C. 231/100
D. 2.31/1000
Answer:
C 231/100
Step-by-step explanation:
hope this helps :)
Find the product of f & g
Answer:
b
Step-by-step explanation:
(2x + 6) x (-5x -9)
-10x^2 -18 - 30 -54
-10x^2 - 38 - 54
A laptop computer is purchased for $1850 . After each year, the resale value decreases by 35% . What will the resale value be after 5 years? round your answer to the nearest dollar.
Answer:
1850 * 0.7^3 = 634.55
Step-by-step explanation:
PLEASE HELPP MEEE I HAVE 2 DAYS TO FINISH THIS CLASS AND ANOTHER
Step-by-step explanation:
y=x²-8x+5
0=x²-2(x)(4) +4² -4² +5
11=(x-4)²
x=4±✓11
Answer:
\(x = 4± \sqrt{11 + y} \)or \(x =4 ± \sqrt{11} \)
Step-by-step explanation:
Hint:
Quadratic formula : \( \frac{ - b± \sqrt{ {b}^{2} - 4(ac)} }{2a} \)Simplify :
\(y = {x}^{2} - 8x + 5\)
\( {x}^{2} - 8x + 5 = y\)
\( {x}^{2} - 8x + 5 - y = 0\)
\( \frac{8± \sqrt{( { - 8}^{2}) - 4 \times (1(5 - y) } }{2 \times 1} \)\(x = \frac{8±2 \sqrt{11 + y} }{2 \times 1} \)\(x = 4± \sqrt{11 + y} \)
The final answer is the combination of both solutions.
\(x = 4 + \sqrt{11 + y} \)
\(x = 4 - \sqrt{11 - y} \)
Hope it is helpful....