The sum of the first 110 terms of the given arithmetic progression can be found by subtracting the sum of the first 100 terms from the sum of the first 110 terms.
To find the sum of the first 110 terms of the arithmetic progression, we can use the given information about the sums of the first 10 and 100 terms. Let's denote the common difference of the arithmetic progression as 'd'.
We know that the sum of the first 10 terms is 100, which can be expressed as:
(10/2) * [2a + (10-1)d] = 100
Simplifying this equation, we get:
5a + 45d = 100
Similarly, the sum of the first 100 terms is 10, which can be expressed as:
(100/2) * [2a + (100-1)d] = 10
Simplifying this equation, we get:
50a + 4,950d = 10
We now have a system of two equations with two variables (a and d). Solving these equations will give us the values of 'a' and 'd'.
Once we have 'a' and 'd', we can calculate the sum of the first 110 terms by using the formula for the sum of an arithmetic progression:
Sum = (n/2) * [2a + (n-1)d]
Substituting n = 110, 'a', and 'd' into the formula will give us the sum of the first 110 terms.
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la suma de tres números consecutivos es 54.
Answer:
16, 18, 20
Step-by-step explanation:
16, 18, 20 es igual a 54, así que esa será tu respuesta.
¡espero que esto haya ayudado!
The sum of the measures of the interior angles of a triangle are 180 degrees. in a given triangle, the measure of the second angle is twice the measure of the first. the measure of the third angle is 20 degrees more than the measure of the first angle.
Answer:
Angle 1 = 40
Angle 2 = 80
Angle 3 = 60
Step-by-step explanation:
Angle 1 + Angle 2 + Angle 3 = 180
Let's substitute angle 1 with n :
Angle 1 = n
Angle 2 = 2(n)
Angle 2 = 2n
Angle 3 = n + 20
Now substitute the new expressions for each angle back into the equation above :
n + 2n + n + 20 = 180
Let's solve for n :
Collect like terms :
4n + 20 = 180
Subtract 20 from both sides :
4n = 160
Divide both sides by 4 :
n = 40
Substitute the value of n back into the angles :
Angle 1 = n = 40
Angle 2 = 2n = 80
Angle 3 = n+20 = 60
Hope this helped and answered your question (which you didn't actually put up) and have a good day
Factories (x+2y)^3+(x-2y)^3
With full explanation
Answer:
\(\boxed{=2x(x^2+6y^2)}\)
Step-by-step explanation:
Remember:
\((a+b)(a-b)=a^2-b^2\\\\a^3+b^3=(a+b)(a^2-ab+b^2)\\\\\\(x+2y)^3+(x-2y)^3\\\\=(x+2y+x-2y)((x+2y)^2-(x+2y)(x-2y)+(x-2y)^2)\\\\=2x(x^2+4xy+4y^2-(x^2-4y^2)+x^2-4xy+4y^2)\\\\=2x(x^2+6y^2)\\\)
if you look at the results section of a psychology research article, two signs that scores are significantly different are that (a) the error bars of the groups will not overlap, and (b) the p-value will be less than 0.05.
If Two signs that scores are significantly different then (a) the error bars of group will not overlap
Error bars are graphical representations of data variability that are used to indicate the error or uncertainty in a reported measurement on graphs.
The estimated error in a measurement is indicated by error bars. In other words, an error bar represents the degree of uncertainty in a value.
When the standard deviation error bars overlap significantly, it is an indication that the difference is not statistically significant. To reach a conclusion, you must conduct a statistical test.
When the standard deviation error bars overlap even less, it indicates that the difference is unlikely to be statistically significant.
For significantly different group , we also have p-value greater than 0.05
So, Option (b) is incorrect.
Hence, (a) The error bars of the groups will not overlap is correct
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g In addition to paternity testing, DNA testing is now used legally in many civil and criminal cases. In what kinds of cases other than parentage could the presence of chimerism cause problems
Chimerism, the presence of two or more distinct sets of DNA within an individual, can cause problems in cases other than parentage, such as forensic investigations and identification in criminal investigations.
In forensic investigations, chimerism can complicate DNA profiling and identification processes, as it may result in mixed DNA profiles that make it challenging to determine an individual's true genetic identity. This can create difficulties in accurately linking suspects to crime scenes or identifying victims.
In transplant compatibility assessments, chimerism can lead to inconclusive results when determining whether a potential donor's DNA matches the recipient's DNA. The presence of two or more sets of DNA may affect the reliability of compatibility tests, potentially impacting the success of organ or tissue transplants.
In criminal investigations, chimerism can raise issues when DNA evidence is used to establish a suspect's presence at a crime scene. The presence of multiple DNA profiles within an individual may create doubt or confusion when attempting to match DNA evidence to a specific person, potentially affecting the outcome of criminal cases.
In summary, chimerism can cause problems in forensic investigations, transplant compatibility assessments, and criminal investigations by introducing complexities and uncertainties into DNA profiling and identification processes.
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Anyone know dis, my brain is a cumwad rn
ans (-3,0):(3,0)
I'm not sure but hope this helps
Given Function : f(x) = x² - 9
We can notice that : The function f(x) is zero for only two values of x and they are -3 and 3
⇒ f(-3) = (-3)² - 9 = (9 - 9) = 0
⇒ f(3) = (3² - 9) = (9 - 9) = 0
⇒ The ordered pairs of the zeroes : (-3 , 0) ; (3 , 0)
what does the highest point on a bell-shaped curve represent?
The highest point on a bell-shaped curve represents the peak or maximum value of the distribution. This point is known as the mode of the distribution.
In a bell-shaped curve, also known as a normal distribution or Gaussian distribution, the data is symmetrically distributed around the mean. The curve is characterized by a central peak, and the highest point on this peak corresponds to the mode.
The mode represents the most frequently occurring value or the value that has the highest frequency in the dataset. It is the point of highest density in the distribution.
The bell-shaped curve is often used to model naturally occurring phenomena and is widely applied in statistics and probability theory. The mode provides information about the most common or typical value in the dataset and is useful for understanding the central tendency of the distribution.
While the mean and median also have significance in a normal distribution, the highest point on the bell-shaped curve specifically represents the mode, indicating the value with the highest occurrence in the dataset.
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what is the probability that you will fail a test (pass or fail), draw a red ace, and then roll a 6?
Answer:
0.7890176%
Step-by-step explanation:
First, there is a 64% chance of failing a test.
Then there are 54 cards in a deck. There are two colors, red and black. There are two red aces and two black aces. You have a 50% chance that the card is red. Then there are 27 cards of each color. Since there are 2 aces in those 27, there is a 2/27 or ~7.4%.
Lastly there are 6 sides on a die. Each side has the same chance of landing. So this gets you 16.66%
Now we need to multiply each chance of something happening by one another
64% × 7.4% = 0.04736%
4.736% × 16.66% = 0.7890176%
So there is a 0.7890176% of all of these happening
The probability that you will fail a test, draw a red ace, and then roll a 6 is 0.7890176%
We have given that,
First, there is a 64% chance of failing a test.
We have to determine the probability
What is the probability?
Probability is an event is to occur, or how likely it is that a proposition is true. The probability of an event is a number between 0 and 1, where, roughly speaking, 0 indicates the impossibility of the event and 1 indicates certainty.
Then there are 54 cards in a deck. There are two colors, red and black. There are two red aces and two black aces.
You have a 50% chance that the card is red. Then there are 27 cards of each color. Since there are 2 aces in those 27, there is a 2/27 or ~7.4%.
Lastly there are 6 sides on a die. Each side has the same chance of landing. So this gets you 16.66%
Now we need to multiply each chance of something happening by one another
64% × 7.4% = 0.04736%
4.736% × 16.66% = 0.7890176%
So there is a 0.7890176% of all of these happening
Therefore the probability that you will fail a test, draw a red ace, and then roll a 6 is 0.7890176%.
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Evaluate.
1+13⋅2+5^2−3+15−3
46
61
62
I don't know.
Answer:
46
Step-by-step explanation
which xxx will give the following output: 50, hewlett 50, packard 33, alison 29, philips a. sort(vecPeople.begin(), vecPeople.end(),vecPeople); b. sort(vecPeople.end(), vecPeople.begin(), Greater); c. sort(vecPeople.begin(), vecPeople.end(),Greater); d. sort(vecPeople.end(),vecPeople.begin(),vecPeople);
The correct statement that will give the given output is sort(vecPeople.begin(), vecPeople.end(), Greater);. Option C is correct.
This statement sorts the vector vecPeople in ascending order, based on the second element of each pair, using a custom comparison function called Greater. This function compares the second element of two pairs and returns true if the second element of the first pair is greater than the second element of the second pair.
Since the second element of each pair in the vector contains the age of a person, this statement sorts the vector by age, from youngest to oldest.
Option (a) is incorrect because vecPeople is not a valid argument to the sort() function, and vecPeople is not a valid comparison function.
Option (b) is incorrect because the arguments to the sort() function are reversed, and Greater is not a valid argument.
Option (d) is incorrect because the arguments to the sort() function are reversed, and vecPeople is not a valid comparison function.
Therefore, option C is correct.
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The 130 juniors at Smithers High School are taking a class trip. Three buses will be taking the students and
chaperones to their destination, and each bus can hold up to 45 people. The first bus will be filled to capacity,
followed by the second and third buses. The function f(x) describes the total number of people on the first
bus, where x
is the number of minutes spent loading the bus.
If the first bus is boarded at a rate of 15 people per minute, what is the domain of the function?
If the first bus is boarded at a rate of 15 people per minute, the domain of the function is; (15 ≤ x ≤ 45)
How to solve Inequality word problems?We are told that;
Total number of Juniors at Smithers High School that are taking a class trip = 130
Number of buses taking each student to their destination = 3 buses
Capacity of each bus = 45 people
Now, if the function f(x) describes the total number of people on the first
bus, where x is the number of minutes spent loading the bus.
Then since the maximum number of people on the first bus is 45, then it means that the domain of the function is;
(15 ≤ x ≤ 45)
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how can combining like terms be used to simplify an expression?
is an angle in a right-angled triangle.
tan 0
=
23
52
What is the value of 0?
Give your answer in degrees to 1 d.p.
Yes, an angle in a right-angled triangle is always present. Without any additional information about the triangle, it is impossible to determine the value of the angle in question.
In a right-angled triangle, one of the angles is a right angle, which measures 90 degrees. The other two angles in the triangle are acute angles and their measures always add up to 90 degrees.
To find the value of the angle in question, we need to know some additional information about the triangle. If we have the lengths of two sides of the triangle, we can use trigonometric ratios to find the measure of the angle.
For example, if we know the length of the side opposite the angle and the length of the hypotenuse (the longest side of the triangle), we can use the sine ratio to find the measure of the angle.
If we know the length of the side adjacent to the angle and the length of the hypotenuse, we can use the cosine ratio.
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1. Trini needs more than 51
cubic feet of soil to top up
his raised garden. Each bag
of soil contains 1.5 cubic
feet. Write and solve an
inequality to find how many
bags of soil Trini needs.
Answer:
Step-by-step explanation:
51 feet / 1.5 = 34 bags needed minimum
But trini needs more than 51 bags so:
X>34 is the answer
the 120 grams powdered milk make 12 cups of milk. how many kilograms of powdered milk can produce 60 cups of milk. how many liters is 60 cups of milk?
Answer: 0.6 Liters of powdered milk can produce 60 cups of milk.
Explanation: 120 grams of powdered milk makes 12 cups of milk. 120 divided by 12 is 10. 60 times 10 is 600. So 600 grams of powdered milk to make 60 cups of milk. That is equal to 0.6 kilograms and that is equal to 0.6 liters.
A company’s stock was selling at $30 a share.A month later, it was selling at $33 a share. What is the percent gain
Find the mean, median, and mode of the data. [p. 590, #10]
Ski Report Temperature (degrees Fahrenheit): 11, 0, 16, 3, -9, 10, 3, -2, 10
Mean:
Median:
Mode:
The mean is 5.78, the median is 3, and the mode is 3 for the given data set.
To find the mean, median, and mode of the given data set [11, 0, 16, 3, -9, 10, 3, -2, 10], we can follow these steps:
Mean: The mean is calculated by finding the sum of all the values and dividing it by the total number of values. Adding up the numbers, we get 11 + 0 + 16 + 3 + (-9) + 10 + 3 + (-2) + 10 = 52. Dividing 52 by the total number of values (9), we get the mean as 5.78 (rounded to two decimal places).
Median: To find the median, we need to arrange the numbers in ascending order. After sorting the numbers, we have: -9, -2, 0, 3, 3, 10, 10, 11, 16. As we have an odd number of values, the median is the middle value. In this case, the median is 3.
Mode: The mode represents the value(s) that appear most frequently in the data set. In this case, the mode is 3, as it appears twice, which is more than any other value.
Therefore, the mean is 5.78, the median is 3, and the mode is 3 for the given data set.
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8 blocks can build a house. Jimmy has 165 blocks, how many houses can he build? How many blocks will he have left?
Answer:
He can build 20 houses. He will have 5 left over.
Step-by-step explanation:
8 x 20 = 160
165 (total blocks) - 160 (highest possibility) = 5 (not enough to build a house, which is why they are left over)
(6x - 4)(3 - 2x)/4x - 6
\( \frac{(6x - 4)(3 - 2x)}{(4x - 6)} = \frac{2(3x - 2)(3 - 2x)}{2(2x - 3)} \)
\( \frac{2(3x - 2)(3 - 2x)}{2(2x - 3)} = \frac{(3x - 2)(3 - 2x)}{(2x - 3)} \)
\( \frac{(3x - 2)(3 - 2x)}{(2x - 3)} = \frac{ - (3x - 2)(2x - 3)}{(2x - 3)} \)
\( \frac{ - (3x - 2)(2x - 3)}{(2x - 3)} = - (3x - 2)\)
\( - (3x - 2) = 2 - 3x\)
at the local college, a study found that students earned an average of 9.2 credit hours per semester. a sample of 138 students was taken. what is the best point estimate for the average number of credit hours per semester for all students at the local college?
The average number of credit hours per semester for all students at the local college is 9.2.
It is given that,
at the local college a study sound that students earned an average of 9.2 credit hours per semester.
⇒ x = 9.2 credit hours per semester
Therefore by the central limit theorem,
x = μ = 9.2 credit hours per semester
The central limit theorem states that the distribution of a sample variable approximates a normal distribution as the sample size becomes larger, assuming that all samples are identical in size, and regardless of the population's actual distribution shape.
Therefore the average number is 9.2 credit hours per semester for all students at the local college.
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Can someone help me please
Answer:
SSS similarity postulate
Step-by-step explanation:
Since all sides are similar and proportional, so the SSS similarity postulate !
GHK is a straight angle.
Find LHK
Answer:
<LHK= 101
Step-by-step explanation:
straight lines are 180 degrees
to find LHK take LHG and subtract it from 180
180-79=101
The Screaming Salamanders, a new rock band, released their new music video early for subscribers of their fan page. When the video was released to the public, it already had 2,642 views. One day later, the number of views increased to 3,963, and the band expects that the number of views will continue to grow each day. Write an exponential equation in the form y=a(b)x that can model the total number of views, y, x days after the music video was released to the public. Use whole numbers, decimals, or simplified fractions for the values of a and b.
The exponential equation is y = 2,642(2.5)^x. x represents the number of days.
What is a function?
A function in mathematics from a set X to a set Y assigns exactly one element of Y to each element of X. The sets X and Y are collectively referred to as the function's domain and codomain, respectively. Initially, functions represented the idealized relationship between two varying quantities.
Given that a video was released to the public, it already had 2,642 views.
One day later, the number of views increased to 3,963.
The number of viewers after one day is ( 3,963 + 2,642 ) = 6,605
Assume that the exponential function y = a(b)^x represents the number of viewers. x represents the number of days.
Putting x = 0 and y = 2,642 in y = a(b)^x:
2,642 = a(b)⁰
a = 2,642
Putting x = 1 and y = 6,605 in y = a(b)^x:
6,605 = a(b)¹
Putting a = 2,642:
6,605 = 2,642(b)¹
b = 6,605/2,642
b = 2.5
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Based on the given five balances what is the average balance for the 5 day period
The average balance for the 5 day period is 27.
The average of anything is given by adding all the numbers and dividing the sum of total number of items. The average daily balance is given by adding up your balances from all of the days throughout the period, dividing them by the total number of days during the period.
Now, Adding the all five balances, we get
Sum = (-21)+(-55)+102+125+(-16)
= -21-55+102+125-16
= 135
Now, Dividing the sum by total number of days i.e. 5,
Average \(=\frac{135}{5}\)
= 27
Hence, the average balance for the 5 day period is 27.
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Unit: Module 1. Ratios and unit rates Ratio tables Hanna is recovering hundreds of treasure chests from an ancient shipwreck. She is able to recover 8 chests every 4 hours Complete the table using equivalent ratios. Treasure chests Hours 1 6 Stuck? Watch a video or use a hint.
She can cover 8 chests every 4 hours
The ratio is
\(\frac{8}{4}\)We need to find how many chests she can cover in 6 hours
We will use the equivalent ratio to solve it
\(\frac{8}{4}=\frac{x}{6}\)Where x is the number of chests
Use the cross multiplication
\(\begin{gathered} 4\times x=8\times6 \\ 4x=48 \end{gathered}\)Divide
solve for x
Answer:
12.699
Step-by-step explanation:
i think if you do 26-22.4, you get the leg of the small triangle which is 3.6
then do Pythagorean theorem
3.6^2 + x^2 = 13.2^2
12.96 +x^2 = 174.24
174.24-12.96
x^2 = 161.28
take square root
x = 12.699
Which of the following whole numbers has a square root between 5 and 6?
37, 44, 56, or 27
Answer:
27
I'm not sure how to explain it
What is the location of point G, which partitions the directed line segment from D to F into a 5:4 ratio
Point G is two, which divides the directed line segment from D to F into a 5:4 ratio at that place.
What are straight-line equations?The general equation for every straight line is y = mx + c, where m is the gradient (or degree of steepness) of the line and c is the y-intercept (the point in which the line crosses the y-axis).
The variables x and y are related to coordinates on the line in the linear equation y = mx + c.
The formula y = mx + c yields a result for y when we enter a value for x.
As y depends on the value of x, it follows that x is an independent variable and y is a dependent variable.
According to our question-
From negative five to positive ten is a number line.
Points D and F are at -2 and +7, respectively.
The distance between point D and F is,
=9
If Point G divides the directed line segment from D to F into a 5: 4 ratio, then,
=2
Hence, The directed line segment from D to F is divided into a 5:4 ratio at point G by the number 2.
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Calculate the area of triangle of PQR correct to 3 significant figure if P=8. 5 cm and Q=6. 8 and R=68. 4°
The area of triangle PQR, rounded to 3 significant figures, is approximately 29.6 square centimeters.
How to find the area of triangle PQR?To find the area of triangle PQR, we can use the formula:
Area = 1/2 * PQ * QR * sin(R)
where PQ and QR are the lengths of sides PQ and QR, and R is the angle between them in degrees.
Substituting the given values, we get:
Area = 1/2 * 8.5 cm * 6.8 cm * sin(68.4°)
Using a calculator, we can find that:
sin(68.4°) ≈ 0.933
So, the area of the triangle is:
Area ≈ 1/2 * 8.5 cm * 6.8 cm * 0.933
Area ≈ 29.63 cm²
Rounding this to 3 significant figures, we get:
Area ≈ 29.6 cm²
Therefore, the area of triangle PQR, rounded to 3 significant figures, is approximately 29.6 square centimeters.
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Is my formula correct? Can you give me step by step in how to figure this out. SA= bxh Correct?
Step 1
The prism consist of two triangles of a height of 5cm and a base of 12cm, rectangles of dimensions of 5cm by 15cm, 12cm by 15cm, and 13cm by 15cm.
Step 2:
\(\begin{gathered} The\text{ area of the two triangles = 2 }\times\text{ }\frac{1}{2}\text{ }\times\text{ 5 }\times\text{ 12 = 60cm}^2 \\ \\ Area\text{ of the rectangles = 5}\times15\text{ + 12}\times15\text{ + 13}\times15 \\ =\text{ 75 + 180 + 195} \\ =\text{ 450cm}^2 \end{gathered}\)Step 3
Total surface area = 60 + 450 = 510
\(Total\text{ surface area = 510 cm}^2\)Final answer
C) 510