The first factor of the expression has a degree of 2.
The second factor has a degree of 3.
The third factor has a degree of 2.
The product has a degree of 7.
\((a^{2} ) (2a^{3} )(a^{2}-8a+9)\)
The given expression of this problem is:
The degree of an expression is deduct by the exponent of each power.
So, the first factor of the expression has a degree of 2, because that's the exponent.
The second factor has a degree of 3.
The third factor has a degree of 2.
Now, to know the degree of the product, we have to solve the expression, and see what is the degree of the resulting polynomial expression:
\((a^{2})(2a^{3})(a^{2} -8a+9)\)
\(2a^{5} (a^{2} -8a+9)\)\(\\2a^{7} -16a^{6}+18a^{5}\)
so, as you can see, the product has a degree of 7.
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can someone help me plz
Answer:
Step-by-step explanation:
(2-4x)+(2-4x)+(-2x+8)=12-10x
1/7 (63n-77)=11+9n please answer
Step-by-step explanation:
if you are satisfied with the results then plz make me genius
Twice the sum of a number and 4 is 18
Answer: 7
Explain: 2x + 4 = 18 which is required an equation, so the sum of thrice a number and 7 is 25. So 3x + 7 = 25
Answer:
7
Step-by-step explanation:
Now look at the exponential expression you found to be equivalent to 100,000 • 1/100,000 can you use addition or multiplication on the powers of this exponential expression to simplify it if not which operation works and which one doesn’t
The expression simplifies to 1, which means that 100,000 • 1/100,000 is equal to 1.
The exponential expression that is equivalent to 100,000 • 1/100,000 is:
\((10^5) * (10^-5)\)
To simplify this expression using addition or multiplication on the powers, we can use the property of exponents that states:
\(a^m *a^n = a^{(m+n)\)
This means that when we multiply two numbers with the same base, we can add their exponents to simplify the expression. However, this property does not work for division, as we need to subtract the exponents instead.
Using this property, we can simplify the expression as follows:
\((10^5) * (10^-5) = 10^{(5-5)} = 10^0 = 1\)
Therefore, the expression simplifies to 1, which means that 100,000 • 1/100,000 is equal to 1. We can see that in this case, addition and multiplication do not help us simplify the expression, but we can use the exponent property to do so.
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Which situation can be represented by the equation -4x5= -20
Answer:
it just 20
Step-by-step explanation:
In part b, you used a combination of geogebra tools and manual calculations to find the approximate area of the original polygon. now try using the more advanced area tools in geogebra to verify your answer in part b. which method did you choose? do your results in parts b and c match?
Absolutely, over result will match in part b and c
Geogebra tools are software which is used to study an absolute geometry with zero errors.
Since, Geogebra contains various tools, In part b we have drawn a square through polygon command. Its allows to select the number of sides, so we select 4 cause square requires 4 equal sides.
Now, we very it in c part just by drawing a 4 connected lines which have 90° adjacent angles.
Here, by comparing their geometry it seems identical
Thus, the result, in part b and c matches for each other.
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An oil-well contractor drills a shaft 7 meters deeper into the ground every 2 hours. Which graph has a slope that best represents this rate?
Answer:
Graph G
Step-by-step explanation:
The graphs are attached
Given that the oil-well contractor drills a shaft 7 meters deeper into the ground every 2 hours, hence the rate at which the shaft drills = 7 meter / 2 hours = 3.5 meters per hour
Since the drill goes into the ground, hence the rate is negative that is -3.5 meters per secong
The slope (rate of change) of a line (m) is given by:
\(m=\frac{y_2-y_1}{x_2-x_1}\)
a) For graph F, the line passes through the point (0,0) and (10, -20). Hence:
\(Slope\ of\ line\ F=\frac{-20-0}{10-0} =-2\ meters\ per\ second\)
b) For graph G, the line passes through the point (0,0) and (10, -70). Hence:
\(Slope\ of\ line\ G=\frac{-70-0}{10-0} =-7\ meters\ per\ second\)
c) For graph H, the line passes through the point (0,0) and (10, -35). Hence:
\(Slope\ of\ line\ H=\frac{-35-0}{10-0} =-3.5\ meters\ per\ second\)
d) For graph J, the line passes through the point (0,-3.5) and (10, -3.5). Hence:
\(Slope\ of\ line\ j=\frac{-3.5-(-3.5)}{10-0} =0\ meters\ per\ second\)
Answer:The answer is H , It is the graph where -10 is right below the 0 on the y.
A statistical analysis is internally validâ if:
A.
the regression R² > 0.05.
B.
the statistical inferences about causal effects are valid for the population studied.
C.
all tâ-statistics are greater than | 1.96 |
D.
the population isâ small, say less thanâ 2,000, and can be observed.
A statistical analysis is internally valid if option B is correct, meaning that the statistical inferences about causal effects are valid for the population studied. Internal validity refers to the accuracy of conclusions drawn from a study, specifically focusing on causal relationships within the population being analyzed.
Statistical analysis is a method of examining data to identify patterns and trends, which can help researchers make informed decisions. Regression is a technique used to determine the relationship between two or more variables, where one variable (the dependent variable) is affected by one or more other variables (independent variables).
The population refers to the entire group of individuals or objects being studied. In order to have internal validity, the statistical analysis must accurately represent the population's characteristics and the causal relationships between variables.
R² (option A) is a measure of how well the regression model fits the data but doesn't necessarily imply internal validity. Option C, t-statistics, is related to hypothesis testing and helps determine if a relationship between variables is statistically significant. However, having all t-statistics greater than |1.96| doesn't guarantee internal validity.
Lastly, option D states that the population is small (less than 2,000) and can be observed. While having a smaller population might make it easier to gather data, this does not guarantee internal validity.
In summary, internal validity is achieved when the statistical inferences about causal effects are valid for the population studied (option B). It ensures that the conclusions drawn from a study are accurate and represent the true relationships within the population.
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8.) Jordan needs to save at least $150 to ride the
bus to his grandparent's home. If he saves $12 a
week, what is the least number of weeks he
needs to save?
Answer:
\(12w \geqslant 150\)
\(w \geqslant 12.5\)
So Jordan needs to save $12 a week for at least 13 consecutive weeks.
Which of the following statements are true regarding functions?
(Check all that apply)
A) The vertical line test may be used to determine whether a function is one-to-one
B) A function is a relation in which each value of the input variable is paired with exactly one value of the output variable
C) A sequence is a function whose domain is the set of real numbers
D) The horizontal line test may be used to determine whether a function is one-to-one
Answer:
d
Step-by-step explanation:
po ang tamang sagon po
Step-by-step explanation:
A, B are right.
when checking that each x value has exactly one y value (B - that is the definition of a function), we need vertical lines to see that every vertical line has only one crossing point. A.
it is not C, because per definition a sequence is a function with the domain of natural numbers (or whole numbers incl. 0), and the range is the real numbers.
in other words, it is a numbered list of real numbers.
and it is definitely NOT D !
see A and B.
A) 50°
C) 90°
B) 130°
D) 115°
Pls help, if you can’t don’t stress it we got our problems
the manufacturer of cans of salmon that are supposed to have a net weight of 6 ounces tells you that the net weight is actually a normal random variable with a mean of 6.16 ounces and a standard deviation of 0.13 ounce. suppose that you draw a random sample of 38 cans. find the probability that the mean weight of the sample is less than 6.15 ounces.
The probability that the mean weight of the sample is less than 6.15 ounces as per the given data is 0.1806.
Mean, μ = 6.16 ounces
Standard Deviation, σ = 0.13 ounce
Sample size, n = 38
We are informed that the weight of the cans is distributed in a bell-shaped manner, which is a normal distribution.
Formula:
Z-score = ( x - ц) /standard deviation
Standard error due to sampling
=SD/√n
=0.13/ √(38)
=0.021
P(weight of the sample is less than 6.15 ounces)
P(X < 6.15) =P( Z< (6.15 - 6.16)/0.021 )
= P(Z> -0.476)
=0.1806 ( as per the Z- score table)
The probability that the sample's mean weight is less than 6.15 ounces is 0.1806.
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what is the answer to 100x 10,00
Answer:
1000000
Step-by-step explanation:
Robert invests $200 in a retirement account that had a rate of 20% that compound annually. If Robert leaves his money in the bank for 6 years, how much money will be in his account rounded to the nearest cent?
The formula to calculate the future value of an investment with compound interest is:
A = P(1 + r/n)^(n*t)
where:
A = future value
P = principal (initial investment)
r = annual interest rate (as a decimal)
n = number of times interest is compounded per year
t = time (in years)
In this case, we have:
P = $200 (initial investment)
r = 20% = 0.20
n = 1 (compounded annually)
t = 6 (6 years)
So, we can plug these values into the formula:
A = 200(1 + 0.20/1)^(1*6)
A = 200(1.20)^6
A = $766.97 (rounded to the nearest cent)
Therefore, Robert will have approximately $766.97 in his retirement account after 6 years.
FIRST TO ANSWER WITH IT CORRECT GETS 50 POINTS AND A BRAINLIST THING
Answer:
2. 36
3. 8
4. 64 - 32
5. 7
I hope that this helps you, I'm not sure if number 4 is correct, but I am 100% sure that the rest are correct. I did the math for all of the questions and they should all be correct. I hope you have a wonderful evening!
if x= -1/3, find 12x²-15x+3
-4( x + 2) = 16 rwiogin24giu3rg0i43ng034
Answer:
x = -6
Explanation:
-4(x + 2) = 16
-4x - 8 = 16
-4x = 16 + 8
-4x = 24
x = 24 / -4
x = -6
Answer:
-4( x + 2) = 16
First use the Distributive Property
-4x + ( -8) = 16
which can also be changed to -4x - 8 = 16
Then add 8 on both side to the equation ( add 8 to -8 and 16)
The equation becomes:
-4x = 24
Divide -4 on both sides and you get -6
**HELP ASAP** 30 POINTS!
What is one of the numbers multiplied to find the product called?
What is the number being divided called?
What is the number that divides another number called?
*PLEASE DON'T DELETE, NEED HELP ASAP*
Answer:
Step-by-step explanation:
One of the numbers multiplied to find the product called multiplicand.
The number being divided called Dividend
The number that divides another number called Divisor
Answer:
The numbers multiplied to find the product is called Multiplicand.
The number being divided is called the Dividend.
The number that divides another number called is the Divisor.
Truly hope this Helps !
What is the equation for the graph in slope-intercept?
Answer:
y=7/4x+7
Step-by-step explanation:
Please do this question in your copy, make a table like we made in class, scan it, and upload it BB. You have total 1 hour for it.
Alfalah Islamic Bank needed PKR 1500,000 for starting one of its new branch in Gulshan. They have PKR 500,000 as an investment in this branch. For other PKR 1000,000 they plan to attract their customers insted of taking a loan from anywhere.
Alfalah Islamic Issued Musharka Certificates in the market, each certificate cost PKR 5,000 having a maturity of 5 years. They planned to purchased 100 shares themselves while remaining shares to float in the market. Following was the response from customers.
Name Shares
Fahad 30
Yashara 50
Saud 20
Fariha 40
Younus 25
Asif 35
Alfalah Islamic planned that 60% of the profit will be distributed amoung investors "As per the ratio of investment" While the remaining profit belongs to Bank. Annual report shows the following information for 1st five years.
Years Profit/(Loss)
1 (78,000)
2 (23,000)
3 29,000
4 63,000
5 103,500
Calculate and Identify what amount every investor Investor will recieve in each year.
I apologize, I am unable to create tables or upload scanned documents. However, I can assist you in calculating the amount each investor will receive in each year based on the given information.
To calculate the amount received by each investor in each year, we need to follow these steps:
Calculate the total profit earned by the bank in each year by subtracting the loss values from zero.
Year 1: 0 - (-78,000) = 78,000
Year 2: 0 - (-23,000) = 23,000
Year 3: 29,000
Year 4: 63,000
Year 5: 103,500
Calculate the total profit to be distributed among the investors in each year, which is 60% of the total profit earned by the bank.
Year 1: 0.6 * 78,000 = 46,800
Year 2: 0.6 * 23,000 = 13,800
Year 3: 0.6 * 29,000 = 17,400
Year 4: 0.6 * 63,000 = 37,800
Year 5: 0.6 * 103,500 = 62,100
Calculate the profit share for each investor based on their respective share of the investment.
Year 1:
Fahad: (30/100) * 46,800
Yashara: (50/100) * 46,800
Saud: (20/100) * 46,800
Fariha: (40/100) * 46,800
Younus: (25/100) * 46,800
Asif: (35/100) * 46,800
Similarly, calculate the profit share for each investor in the remaining years using the same formula.
By following the calculations above, you can determine the amount each investor will receive in each year based on their share of the investment.
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Consider the figure shown below (not drawn to scale). Both of the triangles are RIGHT triangles. y X(0,13) Y(0,7) Z(0,3) (0,0) J The length of vertical segment XY is: W(3,13) P 0 T(9,9) S(9,3) -X
Both of the triangles are RIGHT triangles. y X(0,13) Y(0,7) Z(0,3) (0,0) J. the length of vertical segment XY is 6.
What is a vertical segment?Generally, A part of a line that is totally vertical is referred to as a vertical line segment. This means that the two vertices that make up the segment's ends have the same x- and y-coordinates but different z-coordinates than one another.
The length of vertical segment XY can be found by subtracting the y-coordinate of point X from the y-coordinate of point Y.
In this case, the y-coordinate of point X is 13 and the y-coordinate of point Y is 7, so the length of vertical segment XY is
13 - 7 = 6.
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how many feet of granite was tunneled through to make tunnel no. 6 through the sierra nevada mountains?
Nearly 1,659 feet of granite was tunnelled through to make tunnel no. 6 through the sierra Nevada mountains.
Early snowfall prevented the Central Pacific from starting construction on Tunnel No. 6, or the Summit Tunnel, in August 1865. It was built using a variety of engineering and construction methods and was located more than seven thousand feet above sea level.
When the workmen finally broke through, they discovered that they were only two inches off from the calculations that were used to locate its end points and central shaft. The length of the tunnel that was built through the Sierra Nevada mountains is therefore given as nearly 1,659 feet of granite was tunnelled through to make tunnel no. 6 through the Sierra Nevada mountains.
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In a sample of 800 students in a university, 360, or 45%, live in the dormitories. The 45% is an example of
A) statistical inference
B) a population
C) a sample
D) descriptive statistics
The 45% represents a descriptive statistic. Descriptive statistics are used to describe or summarize characteristics of a sample or population. In this case, the percentage of students living in the dormitories (45%) is a descriptive statistic that provides information about the sample of 800 students.
Descriptive statistics involve organizing, summarizing, and presenting data in a meaningful way. They are used to describe various aspects of a dataset, such as central tendency (mean, median, mode) and dispersion (variance, standard deviation). In this case, the percentage of students living in the dormitories (45%) is a descriptive statistic that describes the proportion of students in the sample who live in the dormitories.
Statistical inference, on the other hand, involves making conclusions or predictions about a population based on data from a sample. It uses techniques such as hypothesis testing and confidence intervals to make inferences about the population parameters.
In summary, the 45% represents a descriptive statistic as it provides information about the proportion of students living in the dormitories based on the sample of 800 students. It is not an example of statistical inference, a population, or a sample.
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What is -15+6z=-8z+13???
Answer:
z=2
Step-by-step explanation:
add 15 to both sides.
6z=-8z+28
add 8z to both sides.
14z=28
divide by 14 on both sides.
z=2
Answer:
z=2
Step-by-step explanation:
-15+6z=-8z+13
6z=-8z+28
14z=28
z=2
Explain how to find the value of x. Be sure to include the postulates, definitions and theorems that justify your answer.
Answer:
It's 180 degrees? I'm not so sure.
Step-by-step explanation:
Designs of experiments (DOE) is a tool for analyzing potential reliability problems and weaknesses in a product or process a statistical measure used to determine whether there is a statistical, not random, difference in the means of two groups of data a statistical technique used in Six Sigma to collect, analyze, and interpret data a structured, organized method for determining whether there is a statistical correlation between two variables Productivity is broadly defined as output divided by input the quality-productivity ratio quality cost divided by production cost yield divided by total planned units
DOE is a statistical tool for analyzing reliability issues, while productivity is a measure of efficiency. Designs of experiments (DOE) is a statistical technique used in Six Sigma to collect, analyze, and interpret data.
It is a structured and organized method for determining whether there is a statistical correlation between two variables. DOE helps in identifying potential reliability problems and weaknesses in a product or process by systematically varying the factors and observing their impact on the output.
Productivity is a measure that broadly defines the efficiency of a process or system. It is calculated by dividing the output by the input. On the other hand, the quality-productivity ratio refers to the relationship between the quality and productivity of a product or process. It can be represented by the ratio of quality cost divided by production cost or the ratio of yield divided by total planned units.
In summary, DOE is a statistical tool for analyzing reliability issues, while productivity is a measure of efficiency. The quality-productivity ratio assesses the relationship between quality and productivity by considering factors such as quality cost, production cost, and yield.
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c) How many fifths are there in 20?
Answer:
they are 4 i think
Step-by-step explanation:
5 x 4 = 20
Answer:
100
Step-by-step explanation:
20 divided by 1/5 = 20 x 5/1 = 100
Several people show up at a local hospital with the symptoms of food poisoning. They are all interviewed about what they have recently eaten, and a common source of exposure is found: a nearby restaurant. Samples are taken from foods at the restaurant to be tested for pathogens causing the outbreak of illness. This scenario describes
This scenario describes a foodborne illness outbreak investigation, where several individuals with similar symptoms of food poisoning have been identified and traced back to a nearby restaurant.
In this situation, the local hospital has encountered multiple cases of individuals exhibiting symptoms consistent with food poisoning. Through interviews, it is discovered that all of them have recently dined at a nearby restaurant, indicating a potential common source of exposure. To further investigate and identify the cause of the illness outbreak, samples from the restaurant's food are collected.
These samples will undergo laboratory testing to check for the presence of pathogens, such as bacteria or viruses, that may be responsible for the foodborne illness. By analyzing the test results, health authorities can pinpoint the specific pathogen and take appropriate measures to prevent further spread and ensure the safety of the community.
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Write the equation of the line that passes through the points (2,5) and (2, -6). Put
your answer in fully reduced point-slope form, unless it is a vertical or horizontal line.
A bus pass has a starting value of $100. After one ride, the value of the pass is $98.25. After two rides, its value is $96.50. After three rides, its value is $94.75.
1. Write a rule to represent the remaining value on the card as an arithmetic sequence.
# of Rides Bus Pass Value Rule
0 $100.00
1 $98.25
2 $96.50
3 $94.75
15 _____
2. What is the value of the pass after 15 rides?
3. How many rides can be taken with the $100 pass? (hint: set up an equation y=mx+b using the cost per ride as your NEGATIVE “m” value because your value goes down each time you ride and $100 as your starting “b” value. We’re solving for x when the total is 0. So, 0 = -___x + 100, fill in the blank with the cost per ride and solve for x.)
Answer:
73.75
Step-by-step explanation:
every ride the bus pass value goes down by 1.75 so we can use that to figure out what the 15th ride would cost. if you multiply 1.75 x 15 you will get 26.25. Now subtract 26.25 from 100 to get 73.75. Hope i helped! :)