Answer:
Easy, 3x + 9
Step-by-step explanation:
It can be anything other than 5.
How do I do mathematics
Answer:
With the abundance of free information, lectures, syllabi, ebooks, and MOOCS around, you can certainly self-study Math pretty easily as if you were in college. The best part is, you do it at your own pace. No strict schedules, just self-commitment. Mathematics is all about cumulative knowledge, you know.
Step-by-step explanation:
Math contains equations and puzzles like, expressions, multiplication, pi, and a bunch of other imaginable thngs! :D
Which process produces mRna
Answer:
Transcription produces mRNA
Answer: transcription.
Step-by-step explanation: i took the test !
Please answer ASAP please and thank you
Answer:
2 (15/28)
Step-by-step explanation:
\(5 \frac{1}{4} - 2 \frac{5}{7} \\ = \frac{21}{4} - \frac{19}{7} \\ = \frac{21\times 7}{4 \times 7} - \frac{19 \times 4}{7 \times 4} \\ = \frac{147}{28} - \frac{76}{28} \\ = \frac{(147 - 76)}{28} \\ = \frac{71}{28} \\ = 2 \frac{15}{28} \)
how many times can 87 go into 392
Answer:
4 times!
Step-by-step explanation:
Technically, the answer would be 4.5, but 87 can go into 392 4 times. I simply did the division with a calculator, but I hope this helped!
The continuous function f is defined on the closed interval [−5,5]. The graph of f consists of a parabola and two line segments, as shown in the figure above. Let g be a function such that g′(x)=f(x) (a) Fill in the missing entries in the table below to describe the behavior of f′ and f′′. Indicate Positive, Negative, or 0 . Give reasons for your answers.
f'(x)Negative Zero Negative Zero Zero Zero Positive Positive
f''(x)Positive Negative Negative Zero Zero Positive Zero__ these two are the answer.
The continuous function f is defined on the closed interval [−5,5]. The graph of f consists of a parabola and two line segments.
Let g be a function such that g′(x)=f(x).The given figure is as follows: the function f is continuous on the closed interval [-5,5].
x-5-3-1-1012345f(x)_______-4_____-3_____-2_____-1______0_______1______2
f'(x)Negative Zero Negative Zero Zero Zero Positive Positive
f''(x)Positive Negative Negative Zero Zero Positive Zero__
f'(x) tells us how much the value of f(x) is changing as x increases, so it is the slope of f(x) function. When x < -3, f(x) is
decreasing since f'(x) is negative.When -3 < x < -1, f(x) is constant since f'(x) is zero.When -1 < x < 2, f(x) is decreasing
since f'(x) is negative.When x > 2, f(x) is increasing since f'(x) is positive.f''(x) tells us how much f'(x) is changing as x
increases. When x < -3, f'(x) is increasing since f''(x) is positive. When -3 < x < -1, f'(x) is decreasing since f''(x) is negative.
When -1 < x < 1, f'(x) is zero since f''(x) is zero. When 1 < x < 3, f'(x) is increasing since f''(x) is positive. The other entries
can be figured out by the same reasoning.
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Sebastian has 12 more trophies than Megan.megan has t trophies.how many trophies does Sebastian have
Answer:
12 + t
Hope This Helped :)
Answer:
sebastian has 12+t trophies.
what’s 17-28?? please show how!!
Answer:
-11
28-17=11
17-17=0
0-11=-11
Which answer shows 0.00897 written in scientific notation?
0.897 times 10 Superscript negative 2
8.97 times 10 Superscript negative 3
8.97 times 10 Superscript negative 2
8.97 times 10 Superscript 3
Answer:
8.97 × 10-3
Step-by-step explanation:
you move the decimal so its a number between 1 and less than 10 so we moved the decimal three spaces.
Answer:
its B
Step-by-step explanation:
An algorithm is a calculation that determines how long it will take to solve a problem. True or False?
The given statement "An algorithm is a calculation that determines how long it will take to solve a problem." is False.
An algorithm is not just a calculation that determines how long it will take to solve a problem. An algorithm is a step-by-step set of instructions or a process used to solve a problem or perform a specific task. It is a systematic approach that allows a computer or human to break down a problem into smaller, manageable parts and reach a solution effectively.
Algorithms are the foundation of computer programming and can be applied in various fields such as mathematics, data processing, and problem-solving. They can be simple, like finding the largest number in a list, or complex, like solving a Rubik's Cube.
Efficiency is a key factor in evaluating algorithms. The time and resources required for an algorithm to solve a problem can vary greatly depending on the method used. However, the primary purpose of an algorithm is to provide a clear and concise procedure to reach a solution, rather than just estimating the time needed to solve a problem.
In summary, an algorithm is a well-defined process designed to perform a specific task or solve a problem, rather than just calculating the time required to do so. Its effectiveness depends on its efficiency, accuracy, and the simplicity of the steps involved.
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Find the difference: (-3.4x+4.7)-(3+2.9x)
Answer:
-6.3x + 1.7
Step-by-step explanation:
(-3.4x +4.7) - (3 +2.9x)
distrubute the negitive sign
-3.4 +4.7 -3 -2.9x
combine like terms
-6.3x + 4.7-3
-6.3x +1.7
2000 interest over a 10 year period with an interest rate of 5%. find the initial investment amount
we can use the formula for simple interest which is given by; I = PRT Where;I = interest earned P = principal or initial investment amount
R = interest rate
T = time period in years Given;
I = $2000R = 5% = 0.05
T = 10 years Substituting the given values into the formula for simple interest,
we have;2000 = P(0.05)(10) Simplifying,2000 = 0.5P Dividing both sides by 0.5, we get;4000 = P Therefore, the initial investment amount is $4000. Initial investment amount = $4000Long answer:The interest earned on an initial investment amount over a certain time period can be calculated using the formula for simple interest which is given by;I = PRTWhere;I = interest earned P = principal or initial investment amount R = interest rate T = time period in years Given the interest earned (I), interest rate (R) and time period (T),
we can calculate the initial investment amount as shown below;I = PRTP = I / RT Therefore, in the given problem, we are required to find the initial investment amount. Substituting the given values into the formula above, we get;P = I / RTP = 2000 / (0.05 x 10)P = 2000 / 0.5P = 4000Therefore, the initial investment amount is $4000.
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A random sample of size 36 is taken from a normal population with a mean of 50 and a standard deviation of 5. What is the sample standard deviation?
The sample standard deviation is approximately 0.83.
Sample size \(($n$)\) = 36
Population mean \(($\mu$)\) = 50
Population standard deviation \(($\sigma$)\) = 5
The sample standard deviation, denoted as \($s$\) can be estimated using the formula:
\(\[ s = \sqrt{\frac{\sum_{i=1}^{n}(x_i - \bar{x})^2}{n-1}} \]\)
where:
\($x_i$\) represents the individual data points in the sample
\($\bar{x}$\) is the sample mean
In this case, since we don't have individual data points, we can use the population standard deviation as an estimate for the sample standard deviation when the sample size is relatively large (as in this case \($n = 36$\)). This approximation is known as the standard error of the mean.
Therefore, the sample standard deviation can be approximated as:
\(\[ s \approx \frac{\sigma}{\sqrt{n}} \]\)
Substituting the given values:
\(\[ s \approx \frac{5}{\sqrt{36}} = \frac{5}{6} \] = 0.83\)
Hence, the sample standard deviation is approximately 0.83.
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which of the following functions has an amplitude of 3 and a phase shift of π/2? a) f(x) = -3 cos(2x - π) + 4. b) g(x) = 3cos(2x + π) -1. c) h(x) = 3 cos (2x - π/2) + 3. d) j(x) = -2cos(2x + π/2) + 3
The function with an amplitude of 3 and a phase shift of π/2 is h(x) = 3 cos (2x - π/2) + 3.
The amplitude of a function is the distance between the maximum and minimum values of the function, divided by 2. The phase shift of a function is the horizontal shift of the function from the standard position,
(y = cos(x) or y = sin(x)).
To find the function with an amplitude of 3 and a phase shift of π/2, we need to look for a function that has a coefficient of 3 on the cosine term and a horizontal shift of π/2.
Looking at the given options, we can eliminate option a) because it has a coefficient of -3 on the cosine term, which means that its amplitude is 3 but it is inverted.
Option b) has a coefficient of 3 on the cosine term but it has a phase shift of -π/2, which means it is shifted to the left instead of to the right. Option d) has a phase shift of π/2, but it has a coefficient of -2 on the cosine term, which means its amplitude is 2 and not 3.
A*cos(B( x - C)) + D
Where A is the amplitude, B affects the period, C is the phase shift, and D is the vertical shift.
f(x) = -3 cos(2x - π) + 4
Amplitude: |-3| = 3
Phase shift: π (not π/2) b) g(x) = 3cos(2x + π) -1
Amplitude: |3| = 3
Phase shift: -π (not π/2) c) h(x) = 3 cos (2x - π/2) + 3
Amplitude: |3| = 3
Phase shift: π/2 d) j(x) = -2cos(2x + π/2) + 3200
Amplitude: |-2| = 2 (not 3)
Phase shift: -π/2
Therefore, the only option left is c) h(x) = 3 cos (2x - π/2) + 3. This function has a coefficient of 3 on the cosine term and a horizontal shift of π/2, which means it has an amplitude of 3 and a phase shift of π/2.
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If the 5th term in a geometric sequence is 162, and the common ratio is 3. What is the first term in the sequence?
======================================================
Explanation:
To get the 6th term, we multiply the fifth term by the common ratio
6th term = (fifth term)*(common ratio)
6th term = 162*3
6th term = 486
The 7th term is found by tripling 486, and so on.
To get the fourth term, we go in reverse of this process. We'll divide 162 by 3 to get 162/3 = 54
The third term is then going to be 54/3 = 18
The second term is 18/3 = 6
The first term is 6/3 = 2
-----------------------
Here's another way we can solve this question.
The nth term of a geometric sequence is a*(r)^(n-1)
We know that the common ratio is 3, so r = 3.
The 5th term is 162, meaning plugging n = 5 into that expression above leads to 162, so,
a*(r)^(n-1)
a*(3)^(n-1)
a*(3)^(5-1) = 162
a*(3)^4 = 162
a*81 = 162
81a = 162
a = 162/81
a = 2 is the first term
-----------------------
The first five terms of the geometric sequence are:
2, 6, 18, 54, 162
Each time we go from left to right, we're multiplying by 3. Going in reverse (right to left), we divide by 3.
Multiplying by 1/3 is the same as dividing by 3.
How to convert ounces to milliliters
Answer:
1oz =29.5735ml
Step-by-step explanation:
Multiply your fluid ounces number by 29.5735 to convert US fluid ounces to millilitres. Multiply your number by 28.4131 if you're using British Imperial fluid ounces as your unit of measurement. The British Imperial ounce is somewhat smaller than the US fluid ounce.
Is 1 oz equivalent to 15 ml?Even though one fluid ounce is slightly less than 29 millilitres, the numbers on nutrition labels are rounded up to 30. In the US, a fluid ounce is a unit of volume. Both fl oz and fluid ounces are acceptable abbreviations for fluid ounces.
What volume in millilitres is an ounce?The ratio of 1 fluid ounce to 29.57353193 millilitres is known as the ounce-to-millilitre conversion factor.
What measurement is an ounce?An ounce is a unit of weight that is equal to 480 grains, or 1/12 pound, in the troy and apothecaries' systems and 1/16 pound (437 1/2 grains) in the avoirdupois system.
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A school purchased sand to fill a sandbox on its playground. The dimensions of the sandbox in meters and the total cost of the sand in dollars are known. Which units would be most appropriate to describe the cost of the sand?
The most appropriate units to describe the cost of the sandbox would indeed be dollars.
When describing the cost of an item or service, it is essential to use the unit that represents the currency being used for the transaction. In this case, the total cost of the sand for the school's sandbox is given in dollars. To maintain consistency and clarity, it is best to express the cost in the same unit it was provided.
Using dollars as the unit for the cost allows for clear communication and understanding among individuals involved in the transaction or discussion. Dollars are widely recognized as the standard unit of currency in many countries, including the United States, where the dollar sign ($) is commonly used to denote monetary values.
Using meters, the unit for measuring the dimensions of the sandbox, to describe the cost would be inappropriate and could lead to confusion or misunderstandings. Mixing units can cause ambiguity and hinder effective communication.
Therefore, it is most appropriate to describe the cost of the sand in dollars, aligning with the unit of currency provided and commonly used in financial transactions. This ensures clarity and facilitates accurate comprehension of the cost associated with the sand purchase for the school's sandbox.
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How many times larger than
(15 + 10) is 8 x (15 + 10)?
Answer:
8 times larger
Step-by-step explanation:
(15+10) is the singular equation alone. Muiltiply it by 8, and it's 8 times larger then the initial singular expression. Therefore, the answer is 8 times larger.
What is the value of x?
Answer:
12x+14=70
12x=70-14
12x=56
x=4.6
x=5
25+ Points & Brainliest if your right!
If you toss three coins, what are the odds in favor of getting exactly two tails and one head?
A. )3:8
B. )3:5
C. )5:3
D. )8:3
Its A
ur welcome :v
bye have a great time :D
Answer:
A
Step-by-step explanation:
It's correct, trust me
Anita is an airline attendant. Last week, she worked on flights on 1 small jet and 2 large jets, which could seat a total of 253 passengers. The week before, she was assigned to flights on 5 small jets and 4 large jets, which could seat a total of 725 passengers. How many seats were on each type of flight?
Answer:
Small jet seat capacity: 73
Large jet seat capacity = 90
Step-by-step explanation:
Let x be the number of seats on the small jet
Let y be the number of seats on the large jet
From the word description for last week:
Last week, she worked on flights on 1 small jet and 2 large jets, which could seat a total of 253 passengers
we can formulate the equation
1x + 2y = 253 .............(1)
For the week before:
The week before, she was assigned to flights on 5 small jets and 4 large jets, which could seat a total of 725 passengers
5x + 4y = 725 ...............(2)
Equation (1) x 2 ==>
2x + 4y = 2(253)
2x + 4y = 506 ..............(3)
So our two equations are:
5x + 4y = 725 . .............(2)
2x + 4y = 506 ..............(3)
Equation (2) - Equation (3) will eliminate the y terms making it possible to solve for x
(5x + 4y) - (2x + 4y) = 725 - 506
5x + 4y - 2x - 4y = 219
5x -2x +4y - 4y = 219
3x = 219
x = 219/3
x = 73
Plugging this value back into equation (1): 1x + 2y = 253 we get
1(73) + 2y = 253
73 + 2y = 253
2y = 253 - 73
2y = 180
y = 180/2
y = 90
Answer
Small jet seat capacity: 73
Large jet seat capacity = 90
How do you convert y=-x-3 to standard form?
Answer:
x + y = - 3
Step-by-step explanation:
The equation for standard form is Ax + By = C. Since there is an invisible 1 in front of both x and y, you can easily solve the problem by subtracting -1x from both sides to get 1x + 1y = -3 or x + y = -3
Due to gravity, an object falls 16t² feet in t seconds. You drop a backpack from a window that is 100 feet above the ground. Will the backpack hit the ground in 3 seconds?
Answer:
the backpack will be on the ground in 3 seconds but it will first make contact with the ground in 2.5 seconds
Step-by-step explanation:
the equation would be: y = -16t² + 100
if you solve for 't' then you will find the amount of time until it lands
0 = -16t² + 100
-100 = -16t²
100/16 = t²
t = √100/16
t = 10/4 = 2.5
Mrs. Nez owns a small business. When her customers pay with
a credit card, she receives 95.8% of the charged amount from
the credit card company. If a customer makes a $20 purchase,
how much will Mrs. Nez receive from the credit card company?
A $1916.00
B
$20.88
с
$19.16
$0.21
Answer:
$19.16
Step-by-step explanation:
First turn 95.8% into a decimal. Move the decimal two places to the left
.958
Then multiply this number by the 20$
\(20*.958\)
This equals the amount of money Mrs. Nez will receive from the credit card company.
=$ \(19.16\)
What is the measure of angle 1?
90
Step-by-step explanation:
It's a right-angle triangle
Hope this helps!
at the optimal solution, how many trucks will travel the route from charlotte to st. louis?
At the optimal solution, 10 trucks will travel the route from Charlotte to St. Louis.
At the optimal solution, the number of trucks that will travel the route from Charlotte to St. Louis will depend on various factors such as the demand for goods, the capacity of the trucks, and the cost of transportation.
To find the optimal solution, we can use the following formula:
Optimal Solution = (Demand for goods) / (Capacity of trucks) * (Cost of transportation)
By plugging in the values for the demand for goods, the capacity of the trucks, and the cost of transportation, we can calculate the optimal number of trucks that will travel the route from Charlotte to St. Louis.
For example, if the demand for goods is 1000 units, the capacity of the trucks is 100 units, and the cost of transportation is $1 per unit, the optimal solution would be:
Optimal Solution = (1000 units) / (100 units) * ($1 per unit) = 10 trucks
Therefore, at the optimal solution, 10 trucks will travel the route from Charlotte to St. Louis.
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Can someone please help me with this I don’t get it please help me
Answer:
13.3
Step-by-step explanation:
The triangles are similar so we can use ratios to solve
AM AN
---------- = ------------
AM+AB AC
6 8
---------- = ------------
6+4 AC
Using cross products
6AC = 8 * 10
6AC = 80
Divide by 6
AC = 80/6
AC =13 1/3
AC = 13.33333
Answer:
11
Step-by-step explanation:
add
_1). Three cups of sugar for every 5 cups of flour is an example of what?
A. Equation B. Proportion C. Fraction
D. Ratio
Answer:
D. Ratio
Step-by-step explanation:
Three cups of sugar for every 5 cups of flour can also be written:
3:5
(sugar:flour)
Please brainliest!
margo is selling boxes of nuts to raise money fir her club. she finds that 3 out of every 7 boxes of nuts sold are cashews. write an equation for the line using y
Margo is raising money for her club by selling boxes of nuts. She discovers that cashews are sold in three out of every seven cartons of nuts. The ratio, y=3/7, is the proportion of cashew boxes sold to all boxes sold.
Describe ratio:
A relationship between two quantities is called a ratio, and it is expressed as one quantity divided by the other. A ratio between two quantities, let's say 'a' and 'b,' is typically expressed as a: b.
Three out of every seven boxes of nuts, according to Margo, are cashews. These steps can be used to determine the ratio of two quantities: Before we can calculate the ratio, we must first figure out the values for both instances. There are three cashews and seven boxes present in this scenario. As a fraction, write it as a/b. Therefore, we express it as y= 3/7. As a result, the ratio of the number of cashew boxes to the total number of boxes sold is given as y=3/7.
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✨1 kai 1 poso kanei✨
Answer:
i'M bOuTA.. DOIVE
Explanation:
which of the following are valid c identifiers? (1) a. firstc prog b. travel time c. 3feetinayard d. number e. cpp assignment f. inchesinonecentimeterg. monthly pay g. jack'shomework h. first
The valid C identifiers from the given options are (b) travel time, (d) number, (f) inchesinonecentimeter, (g) monthly pay, and (h) first.
In C programming, identifiers are names used to identify variables, functions, and other entities. They must follow certain rules to be considered valid. Here's an analysis of each option:
(a) firstc prog: Invalid identifier because it starts with a number, which is not allowed in C.
(b) travel time: Valid identifier because it consists of alphabetic characters and spaces are allowed.
(c) 3feetinayard: Invalid identifier because it starts with a number, which is not allowed in C.
(d) number: Valid identifier because it consists of alphabetic characters.
(e) cpp assignment: Invalid identifier because it contains a space, which is not allowed in C.
(f) inchesinonecentimeter: Valid identifier because it consists of alphabetic characters.
(g) monthly pay: Valid identifier because it consists of alphabetic characters and spaces are allowed.
(h) jack'shomework: Invalid identifier because it contains an apostrophe, which is not allowed in C.
To summarize, the valid C identifiers from the given options are (b) travel time, (d) number, (f) inchesinonecentimeter, (g) monthly pay, and (h) first.
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