Answer:
Step-by-step explanation:
\(\text{Count the zeros, there are seven so }10^7\)
Consider the following series and level of accuracy. [infinity]sum.gifn = 0 (−1)^n (1/ (6^n + 3)) (10^−4)
Determine the least number N such that |Rn| is less than the given level of accuracy.
N =
Approximate the sum S, accurate to p decimal places, which corresponds to the desired accuracy. (Recall this means that the answer should agree with the correct answer, rounded to p decimal places.)
The sum S, accurate to 5 decimal places, is approximately 0.07827.
We can use the Alternating Series Estimation Theorem to estimate the error of the given series. According to the theorem, the error |Rn| is bounded by the absolute value of the next term in the series, which is:
|(-1)^(n+1) (1/(6^(n+1) + 3)) (10^(-4))| = (1/(6^(n+1) + 3)) (10^(-4))
We want to find the least number N such that |Rn| is less than the given level of accuracy of 10^(-5):
(1/(6^(N+1) + 3)) (10^(-4)) < 10^(-5)
Solving for N, we have:
1/(6^(N+1) + 3) < 10
6^(N+1) + 3 > 10^(-1)
6^(N+1) > 10^(-1) - 3
N+1 > log(10^(-1) - 3)/log(6)
N > log(10^(-1) - 3)/log(6) - 1
N > 4.797
Therefore, the least number N such that |Rn| is less than 10^(-5) is N = 5.
To approximate the sum S, accurate to p decimal places, we can compute the partial sum S5:
S5 = (-1)^0 (1/(6^0 + 3)) + (-1)^1 (1/(6^1 + 3)) + (-1)^2 (1/(6^2 + 3)) + (-1)^3 (1/(6^3 + 3)) + (-1)^4 (1/(6^4 + 3))
Simplifying each term, we get:
S5 = 0.090000 - 0.014850 + 0.002457 - 0.000407 + 0.000068
S5 ≈ 0.078268
To ensure that the approximation is accurate to p decimal places, we need to check the error term |R5|:
|R5| = (1/(6^6 + 3)) (10^(-4)) ≈ 0.000001
Since |R5| is less than 10^(-p), the approximation is accurate to p decimal places. Therefore, the sum S, accurate to 5 decimal places, is approximately 0.07827.
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Triangle FGH has vertices F(−2, 0), G(0, 2), and H(2, 0). A dilation, centered at the origin, is applied to this triangle. The image has vertices F′(−14, 0), G′(0, 14), and H′(14, 0).What is the scale factor of this dilation?Enter your answer in the box.
Answer:
7
Explanation:
Step 1. The first step is to make a diagram of the points and connect them to form the triangles.
In the following diagram, we have the original points FGH in BLUE and the image points F'G'H' in RED:
Step 2. Compare the length of two corresponding sides.
Let's take the base of each triangle.
The base of the red triangle and the base of the blue triangle is shown in the image:
Step 3. To find the scale factor, divide the new length over the original length:
\(\text{scale factor=}\frac{28}{4}\)The result is:
\(\text{scale factor=}7\)Answer:
7
A school requires 2 computers for every 5 students. Write a proportion that gives the number c of computers needed for 145 students.
$$
Answer:
2/5 = c/145
Step-by-step explanation:
2/5 = c/145
Cross multiply
5c = 290
c = 58 computers needed for 145 students
Which parameter is often associated with enzyme affinity for substrates? \( k_{1} \) \( k_{-1} \) \( k_{2} \) \( K_{m} \)
The parameter often associated with enzyme affinity for substrates is Km.
Km, also known as the Michaelis constant, is a parameter commonly used to quantify the affinity of an enzyme for its substrate. It is an important parameter in enzyme kinetics and plays a crucial role in determining the efficiency of an enzyme-substrate interaction.
Km represents the substrate concentration at which the rate of the enzymatic reaction is half of its maximum velocity (Vmax). In other words, enzymes with lower Km values have higher affinity for their substrates, as they can achieve half of their maximum velocity at lower substrate concentrations. Therefore, Km serves as an indicator of the enzyme's ability to bind and convert substrates into products efficiently.
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Help ASAP!!!
Forks: 16, 8, ?
Spoons: 10, ? , 30
Answer:
Step-by-step explanation:
A basket contains six apples and five peaches. You randomly select one piece of fruit and eat it. Then you randomly select another piece of fruit.
The first piece of fruit is an apple and the second piece is a peach. What’s the probability?
Answer:
6/11 * 5/10
3/11 or 0.27 repeating
Step-by-step explanation:
According to the table above, what percent of patients with type-B blood are 50 years old or younger?
The percentage of patients with type-B blood that are 50 years old or younger is calculated as follows:
P = number of patients with type B blood that are 50 years or younger / number of patients with type B blood x 100%
How to calculate a percentage?Two parameters are used to calculate a percentage, as follows:
Number of desired outcomes a.Number of total outcomes b.The proportion is given by the number of desired outcomes divided by the number of total outcomes, while the percentage is the proportion multiplied by 100%.
Hence the rule is given as follows:
P = a/b x 100%.
Missing InformationThe problem is incomplete and the table could not be found on the internet, hence the general procedure to obtain the percentage is presented.
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hii please help asap ill give brainliest thanks
Answer: b
Step-by-step explanation:
Because he establish and strong government in 322 bce and He was followed by his son Bindusara in 298 BCE so this is the answer nd i already did this question and got it right
What’s the perimeter and area of this parallelogram?
The perimeter and area of the parallelogram is 61 yds and 192 yds² respectively.
What is perimeter?
Perimeter refers to the total distance around the boundary of a two-dimensional shape or figure. It is the sum of the lengths of all sides or edges of the shape.
The perimeter can be measured in any unit of length, such as meters, centimeters, feet, or inches, depending on the scale of the shape being measured.
The perimeter and area of the parallelogram is calculated as follows;
P = 12 yds + 16 yds + 15 yds + 18 yds
P = 61 yds
The formula for the area of a parallelogram is:
A = bh
where;
b is the length of the base, and h is the height (perpendicular distance between the base and its opposite side).A = 12 yds x 16 yds
A = 192 yds²
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Which choice is equivalent to the fraction below?
8/11
A. 8÷11
B. 8-11
C. 8.11
D. 11 ÷ 8
The histogram below shows information about the honey produced by some beehives in one year. 400 beehives each produced between 16 kg and 18 kg of honey. Use this information to work out the value of x on the frequency density axis. If your answer is a decimal, give it to 1 d.p.
The value of x on the frequency density axis is 200.
What is frequency?
The frequency of a repeated event is its number of instances per unit of time. In some cases, it is also referred to as temporal frequency or ordinary frequency to underline differences with spatial and angular frequencies, respectively.
What is density?
The mass of a substance per unit of volume is its density. Density is most frequently represented by the symbol, however, the Latin letter D may also be used.
Here, we have
x is about half of the number of beehives producing 16 to 18 kg of honey, for the middle blue bar.
x = half of 400
x = 200
Hence, The value of x on the frequency density axis is 200.
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What part of 15 is 3
The fifth part of 15 is 3.
Here,
We have to find which part of 15 is 3.
What is nth time?
The nth time used when you are starting that something is the last in a long series.
Now,
Since, 15 ÷ 5 = 3
Hence, we can say that the fifth part of 15 is 3.
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ricky jogs 5 laps around a track in 8 minutes. which of the following would be the same number of laps per minute?
Answer:
0.625 lapStep-by-step explanation:
The question is incomplete since it is suppose to present some options
Given that
Ricky jogs 5 laps in 8 minutes
Hence how many laps laps will he jog in 1 minutes
5 laps= 8 minutes
x laps= 1 minutes
cross multiply we have
\(x=\frac{1*5}{8} \\x= 5/8lap\\\\or\\\x=0.625 lap\)
Dana has to pay 10% tax on any income above £18,000 per year. Dana is paid £24,000 annually. Calculate the amount of money she receives after tax each month.
Answer:
£21,600
Step-by-step explanation:
First thing I did was turn 10% into a decimal of .10 . I then went ahead to multiply that tax by 24, 000. Once I did that I got 2 400. I then went ahead to subtract that from her paycheck and got the outcome of 21 600.
Explain how you can tell if the expressions 7x – 4 and 6x – 4 – x are equivalent. Sample Response: 6x − x = 5x. The new expression is now 5x − 4. This is not equivalent to 7x − 4. Check all that you included in your response. Show the answer for 6x – 4 – x. Combine like terms. Find that the expressions are not equivalent.
We know that the given expression 6x - x - 4 is (2) this is not equivalent to 7x − 4.
What are expressions?Mathematical expressions consist of at least two numbers or variables, at least one arithmetic operation, and a statement.
It's possible to multiply, divide, add, or subtract with this mathematical operation.
An expression in mathematics is made up of numbers, variables, and functions (such as addition, subtraction, multiplication or division, etc.)
So, the given expressions are:
7x - 4 and 6x - 4 - x
Now,
7x - 4 and 6x - x - 4
7x - 4 and 5x- 4
Then, we can easily say that the given expressions are not equivalent.
Therefore, we know that the given expression 6x - x - 4 is (2) this is not equivalent to 7x − 4.
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Complete questions:
Explain how you can tell if the expressions 7x – 4 and 6x – 4 – x are equivalent. Sample Response: 6x − x = 5x.
1. The new expression is now 5x − 4.
2. This is not equivalent to 7x − 4.
2x-4Y+6 take aaway 3y-11
Answer:
2x - 7y + 17
Step-by-step explanation:
Subtracting the 2 expressions
2x - 4y + 6 - (3y - 11) ← distribute parenthesis by - 1 )
= 2x - 4y + 6 - 3y + 11 ← collect like terms
= 2x - 7y + 17
Answer:
0
Step-by-step explanation:
2x_4y +6_3y_11
2x_7y=17
2x _7y+17=0
Herron’s backpack weighs 10 kilograms. Errol has a backpack that weighs 23 as much as Herron’s backpack. What is the correct estimate of the weight of Errol’s backpack?
Answer:
the correct estimate of the weight of Errol's backpack would be 33
Step-by-step explanation:
you just need to add 10 and 23.
A rocket needs to reach a speed of 28,300 km/hr in order to get into orbit around Earth. How fast is this in miles per second.
Answer:
Step-by-step explanation:
1 km = 0. 621371 miles
28,300 km = 28,300* 0. 621371 miles = 17,584.7993 miles
1 hour = 60 *60 seconds = 3,600 seconds
speed of 28,300 km/hr =
17,584.7993 miles / 3,600 seconds ≈ 4.88 miles / second
A) Tell which measure of central tendency best describes the data.
Time spent on the internet (min/day): 75,38,43,120,65,48,52.
B) Tell which measure of central tendency best describes the data.
Weight of books (oz): 12,10,9,15,16,10.
A) The measure of central tendency that best describes the data for time spent on the internet (min/day) is the median.
The median is the middle value in a set of data when the data is arranged in numerical order. In this case, the data arranged in numerical order is 38, 43, 48, 52, 65, 75, 120. The median value is 52, which is the middle value in the data set.
B) The measure of central tendency that best describes the data for the weight of books (oz) is the mode. The mode is the value that occurs most frequently in a data set. In this case, the data is 12, 10, 9, 15, 16, 10. The mode is 10, as it occurs twice in the data set and is the most frequent value.
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At Imelda's fruit stand, you bought 555 apples and 444 oranges for \$10$10dollar sign, 10, and your friend bought 555 apples and 555 oranges for \$11$11dollar sign, 11. Using this information, is it possible to determine the cost of one apple and one orange from the fruit stand? If so, what do they cost? If not, why not? Choose 1 answer:
Answer:
Each apple would cost 1.20 and each orange would cost 1
Step-by-step explanation:
Answer:
See Attached!
Step-by-step explanation:
Daniel has a candy jar with 32 jellybeans. He loves jelly beans and is trying not to eat them all at once. Every time he reaches in to the jar, he removes exactly half of the jelly beans. How many times does he reach into the jar so that he only has 1 jellybean left in the jar after he removes half?
Answer:
5
Step-by-step explanation:
Answer:
5 times
Explanation:
32 / 2 = 16
16 / 2 = 8
8 / 2 = 4
4 / 2 = 2
2 / 2 = 1
Every time Daniel puts is hand in, he takes half of all the jellybeans.
The first time he put his hand in, there was 32 jellybeans and 32 / 2 = 16. After that, there was 16 so taking half would mean that there would be 8. Then this goes on till it reaches 1.
When given a random sample of data from a single population, explain the steps by which you do a hypothesis test about the population mean. In your answer, be sure to include: • The central limit theorem. • The significance level of the test. • The difference between a one sided and two sided test.
• The circumstances in which you would undertake a z-test and a t- test (10 marks)
To conduct a hypothesis test about the population mean when given a random sample of data, the following steps are typically followed:
Formulate the null and alternative hypotheses:
Null hypothesis (H₀): Assumes no significant difference between the sample mean and the population mean.
Alternative hypothesis (H₁): States that there is a significant difference between the sample mean and the population mean.
Determine the significance level (α) of the test:
The significance level represents the probability of rejecting the null hypothesis when it is actually true. Commonly used significance levels are 0.05 (5%) and 0.01 (1%).
Collect a random sample from the population:
The sample should be collected randomly and should be representative of the population of interest.
Apply the central limit theorem:
The central limit theorem states that, regardless of the shape of the population distribution, the distribution of sample means approaches a normal distribution as the sample size increases.
Determine the appropriate test statistic:
The choice of test statistic depends on the sample size and whether the population standard deviation is known.
For large sample sizes (typically n ≥ 30) or when the population standard deviation is known, a z-test is used.
For small sample sizes (typically n < 30) and when the population standard deviation is unknown, a t-test is used.
Calculate the test statistic:
The test statistic is calculated using the sample data and relevant formulas for the chosen test (z-test or t-test).
Determine the critical region and compare the test statistic with the critical value(s):
The critical region is defined based on the chosen significance level.
For a one-sided test, the critical region is located in one tail of the distribution.
For a two-sided test, the critical region is split between the two tails of the distribution.
Make a decision and draw conclusions:
If the test statistic falls within the critical region, the null hypothesis is rejected in favor of the alternative hypothesis.
If the test statistic does not fall within the critical region, there is not enough evidence to reject the null hypothesis.
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What is the solution to the following graph? Write it as an ordered pair to get credit.
Answer:
(2,6)
Step-by-step explanation:
Plot 213, −56, and −312 on the number line.
Answer:
Step-by-step explanation:
Plot 213, −56, and −312 on the number line.
Please help, I don't quite understand. I'm offering 30 points with Brainliest answer!
Answer:
-4
Step-by-step explanation:
a1 is 2
a2 = a1^2-5 = 4-5 = -1
a3 is a2^2-5 = 1-5 = -4
What is Surface area for 5ft, 16ft, and 8ft
The surface area of the given rectangular prism is:
S = 496 square feet.
How to find the surface area?
For a rectangular prism of length L, width W, and height H is:
S = 2*(L*W + W*H + L*H).
In this particular case, we have:
L = 5ftW = 16ftH = 8ft.If we replace that in the surface area equation, we will get:
\(S = 2*(5ft*16ft + 5ft*8ft + 16ft*8ft) = 496 ft^2\)
The surface area of the rectangular prism is 496 square feet.
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Determine whether the given value is a statistic or a parameter. After taking the firstexam, 15 of the students dropped the class:1-Parameter?2-Statistic?
Given: After taking the first exam, 15 of the students dropped the class.
Required: To determine whether the given value is a statistic or a parameter.
Explanation: Parameter and statistic are very similar. The parameter is when the complete data of the population is presented. The statistic is when a particular data is used for fraction of the population.
Since it is given that among all the students in the class 15 students dropped out. Hence the given data is Parameter.
Final Answer: Parameter.
can anyone help me if so Ty no file answers please.
Answer:
I think the error in Cynthia's answer is when she multiplied
Step-by-step explanation:
-2x(x^2 - 3) here
It should be = -2x^2 + 4x^2 - 2
Don has a box of colored pencils. He uses 53 pencils And has 118 pencils left in the box.Write an equation to showing how many pencils are in the box before he starts drawing.
The correct equation is p - 53 = 118.
How did we figure this out?Dontavious has a box of colored pencils.Dontavious uses 53 pencils.Pencils still left in the box = 118.Let the total number of pencils in the box be p.So, the equation representing the situation given will be:
⇒ p - 53 = 118
Therefore, the correct equation is p - 53 = 118.
The base of a triangular garden is 5 yards longer than the height, and the area of the garden is 168 square yards. Find the dimensions of the triangle.The height of the triangle is yards.
The dimensions of the triangle are;
Base = 21 yards
Height of the triangle = 16 yards
How to determine the valueIt is important to note that the formula for determining the area of a triangle is expressed as;
Area = 1/2bh
Given that;
b is the base of the triangleh is the height of the triangleFrom the information given, we have that;
Base = 5 + h
Area = 168 square yards.
Now, substitute the values
168 = 1/ 2 (5 + h) h
expand the bracket
168 = 1/ 2 5h + h²
cross multply
5h + h² = 336
h² + 5h - 336 = 0
h² + 21h - 16h - 336 = 0
h( h + 21) - 16( h + 21) = 0
Then,
h = 16
h = -21
Base = 5 + h = 5 + 16 = 21 yards
Height = 16 yards
Hence, the values are 16 and 21 yards
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