Answer:
$6.18
Step-by-step explanation:
43.28÷7 units = 6.18 per 1 unit
Find the solution for the following homogeneous second-order linear recurrence relations with
constant coeficients.
(i) an = 7an-1- 10an-2 for n >= 2, where a0 = 0 and a1 = 1
(ii) an = 8an-1- 16an-2 for n >= 2, where a0 = 2 and a1 = 20
The solution for the given homogeneous second-order linear recurrence relations with constant coefficients is as follows:
(i) an = 7an-1 - 10an-2 for n >= 2, where a0 = 0 and a1 = 1
To find the solution for this equation, we can use the characteristic equation:
r^2 - 7r + 10 = 0
Solving this equation, we get:
(r - 5)(r - 2) = 0
So, r1 = 5 and r2 = 2
The general solution for this equation is:
an = c1 * 5^n + c2 * 2^n
Using the initial conditions, we get:
a0 = 0 = c1 + c2
a1 = 1 = 5c1 + 2c2
Solving this system of equations, we get:
c1 = 1/3 and c2 = -1/3
So, the solution for this equation is:
an = (1/3) * 5^n + (-1/3) * 2^n
(ii) an = 8an-1 - 16an-2 for n >= 2, where a0 = 2 and a1 = 20
To find the solution for this equation, we can use the characteristic equation:
r^2 - 8r + 16 = 0
Solving this equation, we get:
(r - 4)^2 = 0
So, r1 = r2 = 4
The general solution for this equation is:
an = c1 * 4^n + c2 * n * 4^n
Using the initial conditions, we get:
a0 = 2 = c1
a1 = 20 = 4c1 + 4c2
Solving this system of equations, we get:
c1 = 2 and c2 = 3
So, the solution for this equation is:
an = 2 * 4^n + 3 * n * 4^n
Therefore, the solutions for the given homogeneous second-order linear recurrence relations with constant coefficients are an = (1/3) * 5^n + (-1/3) * 2^n and an = 2 * 4^n + 3 * n * 4^n.
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HELP PLEASE !!!!!!!!!!
Answer:
m < 2 = 38°
Step-by-step explanation:
The exterior angle with the measure of < 38° corresponds to m < 2 (as they are corresponding angles that lie on the same side of the transversal). Therefore, m < 2 = 38°.
5a-(4a-[2a-3(a+2)])
Answer:
A=-6
Step-by-step explanation:
5. Recall how the wizard's twin brother converts
blueberries by adding 9 to the number of
blueberries given to him and then doubling it.
Find the output if he is given zero blueberries.
Answer: i am not sure either, let me know when you find out.
Step-by-step explanation: lol:)
PLEASE HELP ASAP WILL GIVE BRAINLIEST Which inequality is true?
The inequality which are true is 10pi>30 option B and pi+4>7 option D
What are inequalities in maths?In mathematics, "inequality" refers to a connection between two expressions or values that are not equal to one another.
What are the 5 types of inequality math?In mathematics, larger than symbol (>), less than symbol (), less than or equal to symbol (), and not equal to symbol () are the five inequality symbols.
How do you solve inequality?When resolving an inequality, you can do one of the following: • Add the same amount to each side; • Subtract the same amount from each side; • Multiply or divide each side by the same positive amount. You must flip the inequality sign if you multiply or divide either side by a negative number.
We know the value of pi is 3.14
Hence substituting the value of pi and putting it in different equations we get that
option b is 10pi>30
31.4>30
and pi+4>7 option D
7.14>7
hence, option b and d is the answer
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What is the largest value that can be obtained by subtracting a 3 digit number from a 4 digit
9899 is the largest value that can be obtained by subtracting a 3 digit number from a 4 digit.
The largest value that can be obtained by subtracting a 3 digit number from a 4 digit.
The largest value can be obtained by subtracting the smallest 3 digit number from the largest 4 digit number.
Smallest 3 digit number = 100
Largest 4 digit number = 9999
Largest value obtained by subtracting the smallest 3 digit number from the largest 4 digit number = 9999 - 100 = 9899.
Therefore, 9899 is the answer.
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Keep going! If needed, round your answer to the nearest cent.
per notebook
per pound
5 notebooks for $7.37
14 pounds of broccoli for $2.24
$12.48 for 16 quarts of potting soil
6-pack of pens for $9.69
per quart
per pen
Answer:
Keep going! If needed, round your answer to the nearest cent.
per notebook
per pound
5 notebooks for $7.37
14 pounds of broccoli for $2.24
$12.48 for 16 quarts of potting soil
6-pack of pens for $9.69
per quart
per pen
A boy owns 1 pairs of pants, 1 shirts, 1 ties, and 8 jackets. How many different outfits can he wear to school if he must wear one of each item
He can wear 8 different outfits to school.
We have,
The boy can choose one pair of pants, one shirt, and one tie can be written as an expression as:
= 1 × 1 × 1
= 1 way.
He can choose one jacket in 8 ways.
Therefore, he can wear can be written as an expression as:
= 1 × 1 × 1 × 8
= 8 different outfits.
Thus,
He can wear 8 different outfits to school.
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1. In 2 hours a jet flew 975 miles. What was
the jet's average speed?
Answer:
487.5
Step-by-step explanation:
975/2
BRAINLYEST PLEASE
Answer:
487.5 miles per hour
Step-by-step explanation:
to find average simply divide 975÷2
Please please please please please please please please help with my daily thing
Answer:
A
Step-by-step explanation:
need help asap pleasee
Answer:
a
Step-by-step explanation:
Solve for x: 7x + 15 = 38
twenty-three sevenths
fifty-three sevenths
23
53
if Sam has 200$ and gives her mom 20$ to go get her some clothing. her mom comes back and gives Sam 9$. how much did her mom spend?
Answer:
her mom spent 11 dollars
Step-by-step explanation:
20-9 is 11
Answer:
Her mom spent $11
Step-by-step explanation:
$20-9= $11
if one face of a cube has an area of 6in²,what is the total surface area of the cube
The face of a cube is in the shape of square :
The area of one face of cube is 6 in²
i.e. Area of square = 6 in²
Since the general expression for the area of square is Side x Side
\(\begin{gathered} \text{ Area of side face =6} \\ \text{side}\times side=6 \\ \text{side}^{2}=6 \\ \text{side}=\sqrt[]{6} \end{gathered}\)
The general expression for the total surface area of cube is : 6 side²
Substitute the value of side :
\(\begin{gathered} \text{ Total surface of area = 6 a}^{2} \\ \text{Total surface of area =6}\times(\sqrt[]{6})^2 \\ \text{Total surface of area =6}\times6 \\ \text{Total surface of area =}36in^2 \end{gathered}\)Total surface area of cube is 36 in²
Which statement is true? Select all that apply
The relationship is proportional.
The slope is -6.
The slope is negative.
The y-intercept is -3.
The equation of the line is y = -3x.
A slide and its ladder form a right triangle with the ground, with the slide representing the hypotenuse. The top of the ladder is 9 feet above the ground, and the bottom of the ladder is 11 feet from the bottom of the slide. What is the length of the slide to the nearest tenth of a foot? please show me the whole Pythagorean theorem solution. Need this ASAP. I will give brainiest to whoever gives the whole Pythagorean theorem solution.
The length of the slide is 14 to the nearest tenth of a foot.
What is the right triangle?A right-angle triangle is defined as a triangle that has a side opposite to the right angle the largest side and is referred to as the hypotenuse. The angle of a right-angle is always 90 degrees.
We are given the paramters;
Let a: distance from the top of the ladder to the ground = 9 ft
b: distance from the bottom of the ladder to the bottom of the slide = 11 ft
c: length of the slide
From Pythagorean theorem:
c² = a² + b²
c = √(9² + 11²)
c = 14.21 ft
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100x100 jijjjjjjjjjjjjjiiiiiiiiiiiiiiiiiijjjjjjjjjjjjjjjjuiiiiiii
Answer:
10,000
Step-by-step explanation:
Answer:
2
3?
9?
10000.
Step-by-step explanation:
suppose a 5 × 3 matrix has 3 pivot columns. is Col A = R^5 ? Is Nul A = R^2? Explain your results
A 5 × 3 matrix A has 3 pivot columns. Col A is a subspace of \(R^5\) with dimension 3, and Nul A is not equal to \(R^2\); it has a dimension of 0.
Suppose a 5 × 3 matrix A has 3 pivot columns. A pivot column is a column in a matrix that has a leading 1 (pivot position) after performing row reduction. Having 3 pivot columns in matrix A means there are 3 linearly independent columns.
Now, let's consider the two parts of your question:
1. Is Col A = R^5?
Col A represents the column space of matrix A, which is the span of its linearly independent columns. Since A is a 5 × 3 matrix with 3 linearly independent columns, the dimension of Col A (the column space) is 3. Therefore, Col A is a subspace of \(R^5\), but not equal to \(R^5\).
2. Is Nul A = \(R^2\)?
Nul A represents the null space of matrix A, which is the set of all solutions to the homogeneous system Ax = 0. The dimension of the null space called the nullity of A, is equal to the number of columns minus the number of pivot columns. In this case, nullity(A) = 3 (number of columns) - 3 (pivot columns) = 0. This means Nul A has a dimension of 0, not 2, and consists only of the zero vector. So, Nul A ≠ \(R^2\).
To summarize, Col A is a subspace of \(R^5\) with dimension 3, and Nul A is not equal to \(R^2\); it has a dimension of 0.
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Mount Rainier, in the state of Washington, is
one of the snowiest places on Earth. During
one winter snowstorm, a meteorologist
predicted 15 feet of snow at Mount Rainier.
Another meteorologist predicted 156 inches
of snow. Which snow prediction is greater?
By how much?
Answer:
156 and is greater by 141
Step-by-step explanation:
156>15
156-15=141
Step-by-step explanation:
To compare the two predictions, we need to convert the units of measurement to the same unit. We can do this by converting 15 feet to inches.
1 foot = 12 inches
Therefore, 15 feet = 15 x 12 = 180 inches.
So, the first meteorologist predicted 180 inches of snow.
Now, we can compare the two predictions:
- First meteorologist: 180 inches
- Second meteorologist: 156 inches
The first meteorologist's prediction is greater by:
180 - 156 = 24 inches
Therefore, the first meteorologist's prediction of 15 feet of snow at Mount Rainier is greater than the second meteorologist's prediction of 156 inches of snow by 24 inches.
I need help fast please
Answer:
K= 18
Step-by-step explanation:
1 and 8 are exact opposites so they equal eachother
so
3k-7=5k+29
subtract 3k to 5k and add 7 to 29
2k=36
then divide 36 by -2
so K = 18
Which of the following best describes the slope of the line
A: positive
B: negative
C: zero
D: undefined
Pls help
1) What percentage of a dollar is the value of this coin combination: 4 dimes and
2 nickels?
50% of a dollar
40% of a dollar
60% of a dollar
( part A ) I need help with questions 2 thru 4 plsssss
Answer:
2. I) BOC
3. AOF
4. EOC
Explanation:
opposite vertical a gals are angles that are equal to each other and oppsit to each other too all of these are opp to the angle given
Simplify 4z-3w-2z-3w
Answer:
2z-6w
Step-by-step explanation:
Answer:
-6w+2z
Step-by-step explanation:
What is the value of the expression below when y = 9 and z = 3?
10y – 7z
what is the difference between r and lambda?
group of answer choices
a.r gives the instantaneous growth rate; lambda gives the growth rate over a discrete time interval
b.r is calculated from life tables; lambda is calculated from observed population sizes
c.r gives the maximum growth rate; lambda gives the current growth rate
d.r gives the growth rate for a population; lambda gives the growth rate for a species
The correct answer is:
a) r gives the instantaneous growth rate; lambda gives the growth rate over a discrete time interval.
The difference between r and lambda lies in the way they represent growth rates.
"r" (intrinsic growth rate or per capita growth rate) is used to describe the instantaneous growth rate of a population. It is often used in continuous-time models, such as exponential growth models. The value of "r" indicates the rate at which a population grows or declines at any given moment.
"Lambda" (also known as finite rate of increase) represents the growth rate over a discrete time interval, such as a generation or a specific time period. Lambda is commonly used in discrete-time models, such as matrix population models. It quantifies the relative change in population size from one time period to the next.
Therefore, r and lambda capture growth rates, but they differ in terms of the time frame they consider and the type of population growth models they are associated with.
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thank you to whoever helps me
Answer:
your answer is A. 49 miles
Step-by-step explanation:
well every 7 miles she stops for a drink of water. So you multiply 7x7 which you should know is 49
The model represents an inequality. What is the solution set for the inequality?
Given:
The figure of an algebraic tiles model of an inequality.
To find:
The inequality for the given model.
Solution:
On the left hand side of the inequality sign in the model we have 8 tiles of x and 12 tiles of 1. So,
\(LHS=8(x)+12(1)\)
\(LHS=8x+12\)
On the right hand side of the inequality sign in the model we have 12 tiles of -1. So,
\(RHS=12(-1)\)
\(RHS=-12\)
Now, the inequality for the given model is:
\(8x+12\geq -12\)
Therefore, the required inequality for the given model is \(8x+12\geq -12\).
the formula used to calculate the cost to rent the ford figo is cost (in rand)=R900+R7 x n, (where n is the number of kilometers travelled) write the formulas to calculate the cost of renting the other 2 cars TOYOTA ETIOS-ONLY R15 PER KILOMETER VW POLO VIVO-THE CHEAPEST RATE PER KILOMETER ONLY R1150 BASIC FEE PLUS R3 PER KILOMETER
The formula to calculate the cost to rent Toyota Etios is R15 + R3 n.
The formula to calculate the cost to rent VW Polo Vivo is R11.50 + R3 n.
What is slope?A line's slope is determined by how its y coordinate changes in relation to how its x coordinate changes. y and x are the net changes in the y and x coordinates, respectively. Therefore, it is possible to write the
change in y coordinate with respect to the change in x coordinate as,
m = Δy/Δx where, m is the slope
We have the formula used to calculate the cost to rent the Ford Figo is cost (in rand)= R900 + R7 x n.
Now, Toyota Etios cost R15 per Km and per km charge will be R3.
So, the formula to calculate the cost to rent is
= R15 + R3 n
and, VW Polo Vivo cost R11.50 per Km and per km charge will be R3.
So, the formula to calculate the cost to rent is
= R11.50 + R3 n
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Your statistics instructor would like to use a 6-side die (with each of its six faces showing a different number from 1 to 6) to choose the next quiz question. You suspect that the die is not fair, and one or more numbers show up more frequently than others, so you are conducting a multinomial Goodness-of-Fit hypothesis test for the claim that the 6-side die is not fair at the significant level of α = 0.1.
For this study, we should use: Select an answer
Your friend Paige helped you with the null and alternative hypotheses...
H 0 : p 1 = p 2 = p 2 = p 3 = p 4 = p 5 = p 6 = 1/6
H 1 : At least one of the proportion is different from the others.
You drew 124 samples, and the observed frequencies are recorded below.
Please complete the table using exact answer (e.g., whole numbers, fractions or decimals).
Number Rolled Observed Frequency Expected Frequency
1 24 ?
2 14 ?
3 18 ?
4 24 ?
5 20 ?
6 24 ?
The degree of freedom =
The test-statistic for this data = (Please show your answer to three decimal places.)
The p-value for this sample = (Please show your answer to four decimal places.)
The p-value is ( Select an answer ) α
Base on this, we should (Select an answer) hypothesis
As such, the final conclusion is that...
-Base on the sample data, there is not sufficient evidence to conclude the claim that not all 6 categories are equally likely to be selected at the significant level of α = 0.1.
-Base on the sample data, there is sufficient evidence to conclude the claim that not all 6 categories are equally likely to be selected at the significant level of α = 0.1.
The null and alternative hypotheses for the multinomial Goodness-of-Fit test are H0: p1 = p2 = p3 = p4 = p5 = p6 = 1/6 and H1: At least one of the proportions is different from the others, respectively.
Using a 6-sided die to choose the next quiz question, you collected 124 samples and recorded the observed frequencies for each number rolled. To conduct the Goodness-of-Fit test, you need to calculate the expected frequencies for each number rolled assuming a fair die (where each face has a probability of 1/6).
After completing the table of observed and expected frequencies, you determine the degree of freedom for the test, which is equal to the number of categories minus 1, resulting in 5 degrees of freedom.
Next, you calculate the test statistic using the formula:
test-statistic = Σ[(Observed Frequency - Expected Frequency)² / Expected Frequency]
Once you have the test statistic, you can determine the p-value by comparing it to the chi-square distribution with 5 degrees of freedom.
Based on the obtained p-value and the significance level of α = 0.1, you can make a decision regarding the null hypothesis. If the p-value is greater than α, you fail to reject the null hypothesis, indicating that there is not sufficient evidence to conclude that not all 6 categories are equally likely to be selected. However, if the p-value is less than α, you reject the null hypothesis, suggesting that not all categories are equally likely.
Finally, the conclusion would state whether there is sufficient evidence or not to support the claim that the die is not fair at the given significance level of α = 0.1, based on the analysis of the sample data and the results of the Goodness-of-Fit test.
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