Answer:
54
Step-by-step explanation:
150/ 50 = 3
18 x 3 = 54
Express 3x-2/(x-1)(x-2)
Answer:
3x-2/x²-3x+2
Step-by-step explanation:
you have to expand the bottom equations
(x-1)(x-2)
x(x-2)-1(x-2)
x²-2x-x+2
x²-3x+2
now from this you can't divide it into the top equation because not all the terms are like so it's better to bring it down as it is.
3x-2/x²-3x+2
I hope this helps
how much terms are in the expression shown blow a²-ab+8b+b²-1
assume boolean[][] x = new boolean[5][7], what are and x[2].length?
x[2].length gives us the length (number of columns) of the third row. x[2].length is equal to 7.
In Java, a two-dimensional array is an array of arrays. In the given code snippet, x is a two-dimensional boolean array with a size of 5 rows and 7 columns. Each element in x represents a boolean value.
When we access x[2], we are retrieving the third row of the array x. Since each row has a length of 7, x[2].length gives us the length (number of columns) of the third row.
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I need help ASAP
Find y.
Answer:
7√2
Step-by-step explanation:
Answer:
315 i Calaulated itStep-by-step explanation:
I know it is right trust me and if it is wrong srry but you will get it right
How do you write coordinates in XY?
We use the format (x, y) to write the coordinates in format XY. Coordinates XY is a coordinate that use in Cartesian coordinate.
What is Cartesian coordinate?
Cartesian coordinate is system to draw a specific location of an unique point in the numerical condition that oriented in the two constant line where the vertical line called ordinate or Y and the horizontal line called abscess or X. The Cartesian coordinate commonly use in architecture or a design of a certain object that has a certain dilate with its original plan. This design later is use to control the construction process of the original object.
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What is the name of the segment inside the large triangle?
1. Perpendicular bisector
2.Midsegment
3.Angle Bisector
4.Median
The name of the segment inside the large triangle is called the: 3. angle bisector.
What is an Angle Bisector?The word "bisect" means to divide into two equal halves. Therefore, an angle bisector can be defined as a line segment that divides the an angle in a triangle into two parts that are of the same angle measure.
The image shows a triangle which has a segment that divides a vertex angle into equal parts. Thus, the segment can be named as an angle bisector.
A perpendicular bisector divides a segment into two equal halves at right angle, while a midsegment joins the middle points of two sides of a triangle. The median also, is a segment that joins a vertex of a triangle to the midpoint of the side that is opposite the angle.
Therefore, we can state that the name of the segment is: 3. angle bisector.
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Plz help me!!
The data below represents the number of medals won by the top ten countries in the 2014
Winter Olympics. If the mean is 20.4 and the standard deviation is 7.9, circle all values that
fall within one standard deviation of the mean.
6, 11, 15, 17, 19, 24, 25, 26, 28, 33
Answer:
You should circle:
15, 17, 19, 24, 25, 26, 28
Step-by-step explanation:
The values x that falls within 1 standard deviation of the mean are those which.
\(|x - 20.4| \leq 7.9\)
6
|6 - 20.4| = 14.4 > 7.9
6 is not within 1 standard deviation of the mean.
11
|11 - 20.4| = 9.4 > 7.9
11 is not within 1 standard deviation of the mean.
15
|15 - 20.4| = 5.4 < 7.9
15 is within 1 standard deviation of the mean.
17
|17 - 20.4| = 3.4 < 7.9
17 is within 1 standard deviation of the mean.
19
|19 - 20.4| = 1.4 < 7.9
19 is within 1 standard deviation of the mean.
24
|24 - 20.4| = 3.6 < 7.9
24 is within 1 standard deviation of the mean.
25
|25 - 20.4| = 4.6 < 7.9
25 is within 1 standard deviation of the mean.
26
|26 - 20.4| = 5.6 < 7.9
26 is within 1 standard deviation of the mean.
28
|28 - 20.4| = 7.6 < 7.9
28 is within 1 standard deviation of the mean.
33
|33 - 20.4| = 12.6 > 7.9
33 is not within 1 standard deviation of the mean.
After dieting for 90 days, Ignacio has lost 72 pounds. What number describes his average weight change per day
Answer:
0.8
Step-by-step explanation:
3. Find the midpoint of RS.
(1 point)
find the probability that the person is an independent or is not sure how they feel about the bill.
The probability that a person is an independent or is not sure how they feel about the bill is 25%.
This is because in a survey of 100 people, 25 people stated that they were independent or not sure how they felt about the bill. This means that one quarter, or 25%, of the surveyed population had this opinion. This percentage is not very high, but it is still significant enough to be taken into consideration when making decisions about the bill.
It is important to remember that the opinions of all people should be respected, regardless of whether they are for or against the bill, and that a healthy discussion should take place in which all opinions are heard and respected.
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Have been waiting 46 minutes PLEASE HELP
semis annually, so make it anually
1.5*2=3
multiply by nine years
3*9=27
put into regular equation
1000+1000*27/100
simplify
1000+270
addition
1270
Given: B = 7 −3 5 −1 C = 1 −1 13 −5 Solve the equation: 2X + B = C X =
Answer:
Actually, this is referring to matrix equations, so it's -3 1 4 2-
Step-by-step explanation:
Hey, so I got this from the comments and wanted it to be a real answer, so please give them lot's of thanks if you can. They are keatonmorehouse0727.
please help I will give you brainliest
Answer:
Both the line right before the 2 and the line right before the one
Step-by-step explanation:
Negative slope?
WILL MARK BRAINLIEST!!! !!
(picture included^^^)
Answer:
y= -3/-1
Step-by-step explanation:
hope it helps.
A red candle is 8 inches tall and burns at a rate of 7
10 inch per hour.
A blue candle is 6 inches tall and burns at a rate of 1
5 inch per hour.
After how many hours will both candles be the same height?
After four hours, the height of the candles will be the same.
What is a linear equation?A connection between a number of variables results in a linear model when a graph is displayed. The variable will have a degree of one.
The linear equation is given as,
y = mx + c
Where m is the slope of the line and c is the y-intercept of the line.
A red candle has an 8-inch height and burns at a 7/10-inch per hour rate. A 6-inch tall blue candle burns at a rate of 1/5 inch per hour.
Let x be the number of hours and y be the height.
y = -0.70x + 8 ...1
y = -0.20x + 6 ...2
From equations 1 and 2, then we have
- 0.20x + 6 = - 0.70x + 8
(0.70 - 0.20)x = 8 - 6
0.50x = 2
x = 4 hours
After four hours, the height of the candles will be the same.
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assume that the life span in honolulu is approximately normally distributed, does this information indicate that the population mean life span for honolulu is less than 77 years? find the p-value to test the hypothesis
The p-value represents the probability of observing a sample mean as extreme as, or more extreme than, the one obtained, assuming the null hypothesis is true.
To determine whether the population mean life span for Honolulu is less than 77 years, we can conduct a hypothesis test using the given information. Let's set up the hypotheses:
Null Hypothesis (H0): The population mean life span for Honolulu is greater than or equal to 77 years.
Alternative Hypothesis (Ha): The population mean life span for Honolulu is less than 77 years.
To find the p-value, we would need additional information such as the sample mean and standard deviation. Without those values, we cannot directly calculate the p-value. However, we can describe the process of hypothesis testing.
To test the hypothesis, we would collect a sample of life spans in Honolulu, calculate the sample mean and standard deviation, and perform a one-sample t-test or z-test depending on the sample size and information available. This test would yield a test statistic and corresponding p-value.
A small p-value (less than the significance level, typically 0.05) would provide evidence to reject the null hypothesis in favor of the alternative hypothesis, suggesting that the population mean life span for Honolulu is indeed less than 77 years.
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the cost in dollars of a class party is 59 13n, where n is the number of people attending. what is the cost for 44 people?
The total cost of 44 people in the class party will be $631
The total cost in dollars of a class party is 59 + 13n
Where n = number of people attending in the class party
Let F(n) be the function representing the total cost in dollars of a class party
Such as, F(n) = 59 + 13n
As per the question, the total cost of attending the 44 people will be:
For 44 people we have n = 44
As we had, F(n) = 59 + 13n
Here, F(n) will be treated as a function in which n will be its domain while F(n) will give the output as a range.
F(44) = 59 + 13(44)
= 59 + 572
= 631
Total cost will be $631
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WILL GIVE 200 POINTS TO FIRST WHO ANSWER CORRECTLY!
Take two points
(4,40)(5,50)Slope:-
\(\\ \sf\longmapsto m=\dfrac{50-40}{1}=10\)
Equation in point slope form
\(\\ \sf\longmapsto y-40=10(x-4)\)
\(\\ \sf\longmapsto y=10x\)
Or
f(x)=10xAnswer:
Take two points(4,40)(5,50)Slope:-Equation in point slope formOrf(x)=10x
Step-by-step explanation:
Jenna is responsible for the invetory at the boutique where she works the bar graph shows how many diffrent items she keeps in the three areas of the stores if jenna increases the number of aldults to 24 how many teens items should she pan to have in order to kee the ratio of adult to teens items the same?
Jenna should plan to have 8 teen items in the store to maintain the same ratio of adult to teen items.
What is ratio and proportion?When comparing quantities and figuring out how they relate to one another, ratio and proportion are two related mathematical ideas.
A ratio is a comparison between two values that is typically stated as a fraction. The ratio of red to blue marbles, for instance, would be 3/5 if there were 3 red and 5 blue marbles in a bag.
Contrarily, the proportion equation declares that two ratios are equivalent. For instance, if there are 3/5 red to 5/5 blue marbles in one bag and 6/10 red to blue marbles in the other, we have two bags of marbles.
From the given bar graph the ratio of adult to teen items is 18 : 6 or 3:1.
Thus for 24 items,
24:x = 3:1
Cross-multiplying, we get:
24 * 1 = 3 * x
x = 24/3
x = 8
Therefore, Jenna should plan to have 8 teen items in the store to maintain the same ratio of adult to teen items.
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The complete question is:
What about the absolute value of the complex number 2 + i
The required absolute value of the complex number is √5.
Given that,
The absolute value of the complex number 2 + i is to be determined.
The number that constitutes real and imaginary numbers is called complex numbers.
Here,
|2 + i| = √[2² + 1²]
|2 + i| = √[4 + 1]
|2 + i| = √[5]
Thus, the required absolute value of the complex number is √5.
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A group of 8 friends went to lunch and spent a total of $76, which included the food bill and a tip of $16. They decided to split the bill and tip evenly among themselves. Which equations and solutions describe the situation? Select two options. The equation StartFraction 1 over 8 EndFraction (x + 16) = StartFraction 76 over 8 EndFraction represents the situation, where x is the food bill. The equation StartFraction 1 over 8 EndFraction (x + 16) = 76 represents the situation, where x is the food bill. The solution x = 60 represents the total food bill. The solution x = 60 represents each friend’s share of the food bill and tip. The equation 8 (x + 16) = 76 represents the situation, where x is the food bill.
Answer:The answer is B
Step-by-step explanation:
A group of 8 friends went to lunch and spent a total of $76, which included the food bill and a tip of $16. They decided to split the bill and tip evenly among themselves. Which equations and solutions describe the situation? Select two options. The equation StartFraction 1 over 8 EndFraction (x + 16) = StartFraction 76 over 8 EndFraction represents the situation, where x is the food bill. The equation StartFraction 1 over 8 EndFraction (x + 16) = 76 represents the situation, where x is the food bill. The solution x = 60 represents the total food bill. The solution x = 60 represents each friend’s share of the food bill and tip. The equation 8 (x + 16) = 76 represents the situation, where x is the food bill.
What is this distance between the following points? Use the distance formula.
Choices are 6, 8, (square root of) 72, or 79
in a simple linear regression model, which of the coefficients in the estimated sample regression equation indicates the change in the predicted value of y when x increases by one unit?
In a simple linear regression model, the coefficient of the independent variable (x) in the estimated sample regression equation indicates the change in the predicted value of the dependent variable (y) when x increases by one unit. This coefficient is also known as the slope of the regression line. Therefore, to calculate the predicted value of y, we multiply the coefficient by the value of x and add the intercept.
In a simple linear regression model, the coefficient that indicates the change in the predicted value of y when x increases by one unit is the "slope coefficient" or the "regression coefficient" (usually denoted as b1). This coefficient represents the relationship between the independent variable x and the dependent variable y.
The linear regression equation is given as:
y = b0 + b1 * x
Where:
- y is the predicted value of the dependent variable
- b0 is the intercept coefficient (where the line intersects the y-axis)
- b1 is the slope coefficient (the change in y when x increases by one unit)
- x is the independent variable
In this equation, b1 indicates the change in the predicted value of y when x increases by one unit.
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Evaluate the following integral using trigonometric substitution. x² dx (225+x²)² What substitution will be the most helpful for evaluating this integral? A. x= 15 sin 0 B. x 15 tan 0 OC. x= 15 sec 0 Rewrite the given integral using this substitution. dx JC de (225+x²)2 (Type an exact answer.) =
To evaluate the given integral, the most helpful substitution is x = 15 sec θ. The rewritten integral will be dx = 15 sec θ tan θ dθ / (225 + 225 sec² θ)².
In trigonometric substitution, we choose a substitution that simplifies the integral by transforming it into a form that can be easily evaluated using trigonometric identities. In this case, the most helpful substitution is x = 15 sec θ.
To rewrite the integral, we need to express dx in terms of θ. Since x = 15 sec θ, we can differentiate both sides with respect to θ to find dx. The derivative of sec θ is sec θ tan θ, so we have dx = 15 sec θ tan θ dθ.
Substituting this expression for dx and rewriting (225 + x²)² in terms of θ, we obtain:
∫(x² dx) / (225 + x²)² = ∫[(15 sec θ)² (15 sec θ tan θ dθ)] / (225 + (15 sec θ)²)².
Simplifying further, we get:
∫(225 sec² θ tan θ dθ) / (225 + 225 sec² θ)².
This is the rewritten form of the integral using the substitution x = 15 sec θ.
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Here are the first four terms in an arithmetic sequence.
1 4 7 10
Work out the 30th term in the sequence.
Answer:
88
Step By Step
Step-by-step explanation:
An arithmetic sequence is defined as
an=a+d(n-1) where an=nth term, a=initial term, n=term number, and d=common difference
For sequence 1,4,7... a=1 and d=4-1=7-4=3 so
an=1+3(n-1)
an=3n-2, so the 30th term is
an=3(30)-2
an=88
Answer:
Step-by-step explanation:
An arithmetic sequence is defined as
an=a+d(n-1) where an=nth term, a=initial term, n=term number, and d=common difference
For sequence 1,4,7... a=1 and d=4-1=7-4=3 so
an=1+3(n-1)
an=3n-2, so the 30th term is
an=3(30)-2
an=88
A probability experiment consists of rolling a fair 8​-sided die. Find the probability of the event below.
rolling a number greater than 6
The probability of rolling a number greater than 6 is 1/4, or 0.25 as a decimal, or 25% as a percentage.
The die has 8 equally likely possible outcomes, which are the numbers 1 through 8. The probability of rolling a number greater than 6 is the same as the probability of rolling a 7 or 8.
Since each of these two outcomes is equally likely, the probability of rolling a number greater than 6 is:
P(rolling a number greater than 6) = P(rolling a 7) + P(rolling an 8)
The probability of rolling a 7 is 1/8, and the probability of rolling an 8 is also 1/8. Therefore:
P(rolling a number greater than 6) = 1/8 + 1/8 = 2/8 = 1/4
So the probability of rolling a number greater than 6 is 1/4, or 0.25 as a decimal, or 25% as a percentage.
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A trial, or process, that produces several possible outcomes that cannot be known in advance is called an/a ......"
A trial or process that produces several possible outcomes that cannot be known in advance is called a "random process".
A random process refers to a trial or process that generates multiple potential outcomes, and the specific outcome cannot be predicted with certainty in advance.
It involves inherent unpredictability and uncertainty. Random processes are often influenced by various factors, such as chance, probability, or external variables.
Examples of random processes include tossing a fair coin, rolling a dice, or conducting a random experiment. The outcomes of these processes are subject to probabilistic laws and cannot be determined definitively beforehand.
Random processes play a significant role in fields like statistics, probability theory, and simulation, providing a framework for modeling and understanding uncertainty and variability in various real-world scenarios.
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Selma has 9 baked pies. she will serve them at her book club where there will be herself and 4 others. if they share them equally, how much pie will each person receive
Answer:
1.8 pies per person
Step-by-step explanation:
9 pies and 5 people
Divide the total number of pies by the number of people:
9/5 = 1.8 pies per person
Question state in photo
Answer:
I believe it is B
Step-by-step explanation:
3 out of 4 options to land on are less than 5
Answer:
B 3/4
Step-by-step explanation:
Total number of sections with equal area: 4
Number of sections with a number less than 5: 3
p(getting a number less than 5) =
= (number of sections with a number less than 5)/(total number of sections)
= 3/4
Answer: B 3/4
Each letter of L I T T R E L L is written on a card. The cards are placed in a basket. Find each probability if Elsa selects a card, leaves it out, and then selects another card.
7. Is this an independent or dependent event? Explain: ______________________________ _____________________________________ _____________________________________
8. What is the probability of selecting a T and then an E?
9. What is the probability of selecting a T, and then another T?
10. P(E, then I)?
Step-by-step explanation:
7. I believe it's independent because it makes sense and if it was dependent it wouldn't make senses.
8.For T you have 2 (Ts) so that give you a 2/8= 25% so you would basically make those Ts disappear and focus on 1 out of 6 and you'd get a 16.67% chance
9. 14.2857%
10. I don't understand ;-; am I suppose to multiply or see the chance if % it would get
I'm sorry;-;