Answer:
X=2
Step-by-step explanation:
48/5 - 6/25 as a fraction
Answer:
9 9/25
Step-by-step explanation:
234/25 = 9 9/25
Answer:
the answer is 9 9/25
Step-by-step explanation:
Mr.david gave ross a number and asked him to divide it by 15. The quotient and remainder obtained by ross are 341 and 12 respectively. Find the number that teacher gave ross.
The number the teacher gave Ross is 5127
Word problems on linear equationsFrom the question, we are to determine the number that the teacher gave Ross
From the given information,
Mr. David gave Ross a number and asked him to divide it by 15.
Let the number be x
That is,
x/15
The quotient and remainder obtained by ross are 341 and 12 respectively
That is,
x/15 = 341 + 12/15
Now, we will solve the equation for x
x/15 = 341 + 12/15
Multiply through by 15
x = 15×341 + 12
x = 5115 + 12
x = 5127
Hence, the number the teacher gave Ross is 5127
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Hey y’all pls help me , what’s the answer :))
Answer:
r — 7.5 > -8
Step-by-step explanation:
r — 7.5 < —8 is r < - 0.5
—r — 7.5 > -8 is r < 0.5
—r — 7.5 > 8 is r < -15.5
r — 7.5 > -8 is r > -0.5
If you replace r with 17 the only that would be true is r — 7.5 > -8 cause 17 - 7.5 > -8 = 9.5 > -8 making the sentence true.
find the area of the region between y=x1/2 and y=x1/3 for 0≤x≤1.
We have to find the area of the region between y=x^(1/2) and y=x^(1/3) for 0≤x≤1.
To find the area of the region between y=x^(1/2) and y=x^(1/3) for 0≤x≤1, we have to integrate x^(1/2) and x^(1/3) with respect to x. That is, Area = ∫0¹ [x^(1/2) - x^(1/3)] dx= [2/3 x^(3/2) - 3/4 x^(4/3)] from 0 to 1= [2/3 (1)^(3/2) - 3/4 (1)^(4/3)] - [2/3 (0)^(3/2) - 3/4 (0)^(4/3)]= 0.2857 square units
Therefore, the area of the region between y=x^(1/2) and y=x^(1/3) for 0≤x≤1 is 0.2857 square units. Note: The question but the answer has been provided in the format requested.
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Can someone help me with this problem.
Answer:
negative because the container is losing liquid.
Step-by-step explanation:
y-5x is the rate
Choose the student who combined like terms correctly to write an equivalent expression. 5 + C + C + C -4. Melvin's work Sabrina's work Sudesha's work Zisel's work 5 + C + C + C - 4 5 + C + C + C-4 O 5 + C + C + C - 4 5+ C + C + C - 4 = 90 = 30 +1 = 4c = c + 1
Answer:
Sabrinas work
Step-by-step explanation:
5+c+c+c-4
5+3c-4
=3c+1
h(1)= 9
h(n)=h(n−1)⋅(-3)
Find an explicit formula for h(n).
h(n)= ?
Given:
\(h(1)=9\)
\(h(n)=h(n-1)\cdot (-3)\)
To find:
The explicit formula for h(n).
Solution:
We have,
\(h(n)=h(n-1)\cdot (-3)\) ...(i)
It is the recursive formula of a geometric sequence. It is of the form
\(a(n)=a(n-1)\cdot r\) ...(ii)
where r is the common ratio.
On comparing (i) and (ii), we get
\(r=-3\)
We have, \(h(1)=9\) so the first term of the geometric sequence is \(a=9\).
The explicit formula for a geometric sequence is:
\(h(n)=ar^{n-1}\)
Substitute a=9 and r=-3 to get the explicit formula for the given sequence.
\(h(n)=9(-3)^{n-1}\)
Therefore, the required explicit formula is \(h(n)=9(-3)^{n-1}\).
Can someone help me with this math homework please!
Answer:
The first answer
Step-by-step explanation:
Domain refers to the set of x values and range refers to the set of y values. Since x goes from 0 to 3, and does not exclude any values within those numbers, the first answer applies to that set.
Answer:
option 1
that is
{t| 0 <= t <= 3}
Step-by-step explanation:
as the graph plots height ove time
time will be the domain, taken on the x axis, with values ranging from 0 to 3.
so the domain is
{t| 0 <= t <= 3}
Please help me out please!
Answer:
-1.86
Step-by-step explanation:
1.86 is half of 3.72, and when you divide a negative with a positive, you get a negative.
Answer:
-1.86
Step-by-step explanation:
Consider the function y = f(x) given in the graph below
The value of the function f⁻¹ (7) is, 1/3.
We have,
The function f (x) is shown in the graph.
Here, points (5, 1) and (6, 4) lie on the tangent line.
So, the Slope of the line is,
m = (4 - 1) / (6 - 5)
m = 3/1
m = 3
Hence, the slope of the tangent line to the inverse function at (7, 7) is,
m = 1/3
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I need help with my Alg 2 work.
Help quickly if possible.
Thanks.
Positive value of a vertically stretches the graph of f when a > 1 or shrinks the graph of f when a < 1. h translates the graph of f to the left when h < 0 or right when h > 0.
What are some examples of how exponential functions are employed in mathematics and in real life?Several real-world scenarios use exponential functions, including population increase, compound interest, radioactive decay, and the spread of diseases. For instance, an exponential function may be used to simulate the expansion of a bacterial population, with the rate of increase being proportional to the population size. Similarly, compound interest, which applies the rate of interest to the principal sum across a number of periods, can be represented by an exponential function.
Positive value of a vertically stretches the graph of f when a > 1 or shrinks the graph of f when a < 1. h translates the graph of f to the left when h < 0 or right when h > 0 and k translates the graph of f up when k > 0 and down when k < 0.
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what is the maximum number of balls of clay of radius 2 that can completely fit inside a cube of side length 7 assuming the balls can be reshaped but not compressed before they are packed in the cube?
Answer:
Number of balls of clay: 10
Step-by-step explanation:
The volume of the cube is \($V_{\text{cube}}=7^3=343,$\)
and the volume of a clay ball is: \($V_{\text{ball}}=\frac43\cdot\pi\cdot2^3=\frac{32}{3}\pi.$\)
Since the balls can be reshaped but not compressed, the maximum number of balls that can completely fit inside a cube is
\(\[\left\lfloor\frac{V_{\text{cube}}}{V_{\text{ball}}}\right\rfloor=\left\lfloor\frac{343}{\frac{32\pi}{3} }\right\rfloor.\]\)
Approximating with \($\pi\approx3.14\)
We have:
\(\[\left\lfloor\frac{V_{\text{cube}}}{V_{\text{ball}}}\right\rfloor=10.23565228\)
We simplify to get:
\(\[\left\lfloor\frac{V_{\text{cube}}}{V_{\text{ball}}}\right\rfloor\approx10\)
So:
\(\boxed{number\ of\ balls = 10}.$\)
Differentiate the function
y=(5x² +7√x)/(4x)
y’=
Refer to the attached image.
what is the answer for this one 4x + 16 = ?
Answer:
4(x+4)
Step-by-step explanation:
Factor 4x+16
4x+16
=4(x+4)
For 23 years, Janet saved $1,150 at the beginning of every month in a fund that earned 3.25% compounded annually. a. What was the balance in the fund at the end of the period? Round to the nearest cent Round to the nearest cent b. What was the amount of interest earned over the period?
The balance in the fund at the end of 23 years, with monthly deposits of $1,150 and a 3.25% annual interest rate, is approximately $449,069.51. The amount of interest earned over the period is approximately $420,630.49.
a. The balance in the fund at the end of the 23-year period, considering a monthly deposit of $1,150 and an annual interest rate of 3.25% compounded annually, is approximately $449,069.51.
To calculate the balance, we can use the formula for compound interest:
A = P(1 + r/n)^(nt)
Where A is the accumulated balance, P is the monthly deposit, r is the annual interest rate, n is the number of compounding periods per year, and t is the number of years.
In this case, we have monthly deposits, so we need to convert the annual interest rate to a monthly rate:
Monthly interest rate = (1 + 0.0325)^(1/12) - 1 = 0.002683
Using this monthly interest rate, we can calculate the accumulated balance over the 23-year period:
A = 1150 * [(1 + 0.002683)^(12*23) - 1] / 0.002683 = $449,069.51
Therefore, the balance in the fund at the end of the 23-year period is approximately $449,069.51.
b. The amount of interest earned over the 23-year period can be calculated by subtracting the total deposits from the accumulated balance:
Interest earned = (Monthly deposit * Number of months * Number of years) - Accumulated balance
Interest earned = (1150 * 12 * 23) - 449069.51 = $420,630.49
Therefore, the amount of interest earned over the 23-year period is approximately $420,630.49.
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A spinner with repeated colors numbered from 1 to 8 is shown. Sections 1 and 8 are purple. Sections 2 and 3 are yellow. Sections 4, 5, and 6 are blue. Section 7 is orange.
A spinner divided into eight equal colored sections, with one orange, two purple, two yellow, and three blue.
Which statement about probability is true?
The probability of landing on orange is greater than the probability of landing on purple.
The probability of landing on yellow is less than the probability of landing on blue.
The probability of landing on orange is equal to the probability of landing on yellow.
The probability of landing on purple is equal to the probability of landing on blue.
The statement about probability that is true is option The probability of landing on orange is equal to the probability of landing on yellow.
What is the probability?From the question, the spinner has:
8 sections, with:
1 orange section2 purple sections2 yellow sections3 blue sections.So probability of one getting on any section is = 1/8, or 0.125.
Therefore, the probability of getting on orange will still be the same as the probability of landing on yellow and as such option C is correct.
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If one plus two equals three, then three plus two equals four. Three plus two does not equal What can be concluded from the above statement?
Using conditional statements we can say that three plus two does not equal four, Hence the second statement is false.
In mathematics, a statement is a declarative speech that has only two possible outcomes: true or false.
A statement is sometimes known as a proposition. There must be no room for uncertainty. For a statement to be true, it must either be true or false, not both. Because it is debatable whether or not a statement like "The sky is magnificent" is factual, it cannot be considered a claim. A statement like "Is it raining?" is not taken to be true because it is a question and does not proclaim or assert that anything is true.The given statements are: (Mathematically)
1 + 2 = 3
3 + 2 = 4
3 + 2 ≠ 4
We know that from the properties of addition:
1 + 2 = 3 this statement is true.
3 + 2 = 4 , this statement is false
3 + 2 ≠ 4 , this statement is also true.
Hence we can conclude that only the second statement is false.
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For problems 3 and 4, set up the appropriate integral (Show all work for this!). Evaluate using your calculator (or Desmos). (5 pts each) 3. Find the arc length for f(x) = 6 - 2x² over the interval [0, 2]. 4. Find the surface area for the object obtained by rotating y = 7x + 2 about the x-axis over the interval [2,5].
the arc length of the function f(x) = 6 - 2x² over the interval [0, 2] is approximately 5.568 units AND the surface area of the object obtained by rotating y = 7x + 2 about the x-axis over the interval [2, 5] is approximately 296.5π units.
To find the arc length of the function f(x) = 6 - 2x² over the interval [0, 2], we need to set up and evaluate the appropriate integral.
Start by finding the derivative of the function f(x) with respect to x:
f'(x) = -4x.
Use the formula for arc length:
L = ∫[a,b] √(1 + (f'(x))²) dx.
In this case, a = 0 and b = 2.
Substitute the derivative f'(x) into the formula:
L = ∫[0,2] √(1 + (-4x)²) dx.
Simplify the integrand:
L = ∫[0,2] √(1 + 16x²) dx.
Evaluate the integral using a calculator or Desmos.
L = ∫[0,2] √(1 + 16x²) dx ≈ 5.568 units.
Therefore, the arc length of the function f(x) = 6 - 2x² over the interval [0, 2] is approximately 5.568 units.
For the surface area of the object obtained by rotating y = 7x + 2 about the x-axis over the interval [2, 5], we can use the formula for surface area:
S = ∫[a,b] 2πy √(1 + (dy/dx)²) dx.
Determine the derivative of y = 7x + 2 with respect to x:
dy/dx = 7.
Substitute the values into the surface area formula:
S = ∫[2,5] 2π(7x + 2) √(1 + 7²) dx.
Simplifying,
S = 2π∫[2,5] (7x + 2) √(1 + 49) dx.
S = 2π∫[2,5] (7x + 2) √50 dx.
Evaluate the integral using a calculator or Desmos.
S ≈ 296.5π.
Therefore, the surface area of the object obtained by rotating y = 7x + 2 about the x-axis over the interval [2, 5] is approximately 296.5π units.
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An elementary class was surveyed about what pet they owned. The results are shown below. Part A - What is the relative frequency/experimental probability that a student will have a lizard as a pet?Part B - What is the theoretical probability of a student having a lizard as a pet?Part C - Describe the difference between the relative frequency and theoretical probability.
Here, we want to describe the difference between relative frequency and theoretical probability
Firstly, we need the values for the theoretical probability and relative frequency
To get the theoretical probability, we only need to divide the number of frequencies of lizards by the total frequency
The total frequency is;
13 + 7 + 5 + 10 + 7 + 5 = 47
The theoretical probability is thus;
\(\frac{10}{47}\)Now, we need the value for the relative frequency
That would be expressed as a percentage and that is;
\(\frac{10}{47}\times\text{ 100\% = 21\%}\)Solve for x. Assume that lines which appear tangent are tangent.
Which equation accurately represents this statement? Select three options. Negative 3 less than 4.9 times a number, x, is the same as 12.8. Negative 3 minus 4.9 x = 12.8 4.9 x minus (negative 3) = 12.8 3 + 4.9 x = 12.8 (4.9 minus 3) x = 12.8 12.8 = 4.9 x + 3
Option B, option C, and option E are correct because the equation is Negative 3 less than 4.9 times a number, x, which is the same as 12.8.
What is an expression?
It is defined as the combination of constants and variables with mathematical operators.
The options are:
A: -3 - 4.9x = 12.8
B: 4.9x - (-3) = 12.8
C: 3+ 4.9x = 12.8
D: (4.9 - 3)x = 12.8
E: 12.8 = 4.9x + 3
We have a statement:
A negative 3 less than 4.9 times a number, x, is the same as 12.8.
We can write in a mathematical form:
4.9x - (-3) = 12.8
or
4.9x + 3 = 12.8
or
12.8 = 4.9x + 3
Thus, option B, option C, and option E are correct because the equation is Negative 3 less than 4.9 times a number, x, which is the same as 12.8.
Kyle can walk 2 miles in a half of an hour. How far will he walk in 2 hours?
Answer:
8 miles
Step-by-step explanation:
:p
- f(x) = 4x, g(x) = 9x¹/2; x = 9
The value of the functions at 9m is
3627What is the value of the functions at x=9?Generally, In mathematics, a function is a rule that maps one set of values (the domain) to another set of values (the range). The values in the range are determined by applying the function to the values in the domain.
Functions can take many forms and be expressed in different ways, including:
Linear functions: a function that produces a straight line when graphed. It has the form f(x) = mx + b, where m is the slope of the line and b is the y-intercept.
Quadratic functions: a function that produces a parabola when graphed. It has the form f(x) = ax^2 + bx + c, where a, b, and c are constants.
Therefore, this function
- f(x) = 4x
g(x) = 9x¹/2
for
F(x)=4x
F(9)=4*9
f(9)=36
for
g(x) = 9x¹/2
g(9)=9√9
=27
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Please help me :> i would love that ! :))
Answer:
k = 10
Step-by-step explanation:
Step 1: Cross-multiply.
\(\frac{k}{100} = \frac{1}{10}\) \(k * 10 = 1 * 100\) \(10k = 100\)Step 2: Divide both sides by 10.
\(\frac{10k}{10} = \frac{100}{10}\) \(k = 10\)Therefore, k = 10.
Select the correct statement:
(this is only briefly mentioned in the video, if you have a difficult time finding it, or just want to make sure you answer is correct, you can find the answer in the book too)
Group of answer choices
Freud is not a stage theorist
Freud is a stage theorist
Freud is a stage theorist. Sigmund Freud, the renowned Austrian neurologist and psychoanalyst, is widely recognized as one of the pioneers in the field of psychoanalysis.
He proposed a developmental theory that included psychosexual stages of development. According to Freud, human development progresses through distinct stages, each characterized by a specific focus on different erogenous zones. These stages include the oral stage, stage, phallic stage, latency stage, and genital stage. Freud believed that the way individuals navigate these stages influences their personality and psychological well-being in adulthood.
Although Freud's stage theory has been critiqued and modified over time, his ideas regarding the importance of early childhood experiences and unconscious processes have had a profound impact on psychology and continue to shape our understanding of human development.
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good night all ✨
\({\boxed{1.}} \: \tt 2x + 8 = 24\)
\({\boxed{2.}} \tt \: 6x = 12 - 6\)
must accompany "step by step"! :)
Answer:
28+8=24
61=12-6
Step-by-step explanation:
Subtract 8 from both sides of the equation.
2x+8=24
2x+8-8=24-8
Simplify
2x=16
Divide both side of the equation by the same term
2x/2 16/2
Simplify
x=8
Subtract the numbers
6x=12-6
6x=6
Divide both side of the equation by the same term
6x/6 6/6
Simplify
x=1
hope it helps took a long time to do lols
Answer:
Subtract 8 from both sides of the equation.
2x+8=24
2x+8-8=24-8
Simplify
2x=16
Divide both side of the equation by the same term
2x/2 16/2
Simplify
x=8
Step-by-step explanation:
Sorry I can't aNswer well
A taste test asks people from Texas and California which pasta they prefer brand A or brand B. This table shows the results
A taste test asks people from Texas and California which pasta they prefer brand A or brand B. The correct answer is option D.
We first give events names:
Event C: Californians were chosen for the group.
Event A: The chosen individual favors the A mark
Now note in the table that there are 275 people in total.
Then, there are 176 persons who favor the A mark.
150 persons identified as being from California.
There are 96 residents of California who favor the A brand.
Next, we have this:
\(P(C)= \frac{150}{275} \\P(C)= \frac{6}{11} \\P(C)=0.55\\P(A)= \frac{176}{275} \\P(A)= \frac{16}{25} \\P(C and A)= \frac{96}{275} \\P(C and A) = 0.3491\)
Then:
\(P(CIA)= \frac{P(C and A)}{P(A)} \\P(CIA)= \frac{\frac{96}{276} }{\frac{16}{25} } \\= \frac{6}{11} = 0.55\)
Two occurrences C and A are by definition independent if and only if:
\(P(C and A)=P(A)*P(C)\)
If A and C are separate events, the following condition must be true:
\(P(CIA)= \frac{P(A)*P(C)}{P(A)} \\P(CIA)=P(C)\\\)
Be aware that \(P(C)=0.55\) and \(P(CIA)=0.55\)
So:
\(P(CIA)=P(C)\)
Consequently, the occurrences are separate, and \(P(C)=P(CIA)=0.55.\)
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Is the TEAS test hard?
Answer:
Many test takers have found the Reading and English section to be moderately difficult. However, many TEAS takers vouch that the Science and Math section are more complex and challenging. The timed nature of the exam can be difficult for some.
Step-by-step explanation:
Pls help tell me how to do it
a good way to get a small standard error is to use a ________.
Answer: A good way to get a small standard error is to use a large sample.
Step-by-step explanation:
In order to find the small standard error, there is always need of a complete set which is called the large sample.
If tried to do a small or repeating sample, you will most likely not get an error and you could get a repetition. If you do a population sample, you wont get accurate results at all.
Therefore, a good way to get a small standard error is to use a large sample. Hope this helps!
-From a 5th Grade Honors Student