The inverse Laplace transform of F(s) is \(L^{-1}{F(s)} = e^t + 3e^{(2t)\)
To find the inverse Laplace transform of F(s), we can use partial fraction decomposition to write F(s) as a sum of simpler terms, each of which has a known inverse Laplace transform.
First, let's factor the denominator of F(s):
\(F(s) = (2s^2 + 2)/(s-1)(s-2)\)
Next, we can decompose this expression into partial fractions:
F(s) = A/(s-1) + B/(s-2)
Multiplying both sides by (s-1)(s-2), we get:
\(2s^2 + 2 = A(s-2) + B(s-1)\)
We can solve for A and B by substituting in s=1 and s=2:
s=1: 2\((1)^2\) + 2 = A(1-2) + B(1-1) => A = -1
s=2: 2\((2)^2\) + 2 = A(2-2) + B(2-1) => B = 3
So, F(s) can be written as:
F(s) = -1/(s-1) + 3/(s-2)
Using known Laplace transforms, we can find the inverse Laplace transform of each term:
\(L^-1{-1/(s-1)} = e^t\\L^-1{3/(s-2)} = 3e^(2t)\)
Therefore, the inverse Laplace transform of F(s) is:
\(L^-1{F(s)} = e^t + 3e^{(2t)\)
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A bakery offers 4 different flavors of cake, 3 types of icing, 6 toppings, and 3 different sizes. If one option is chosen from each list, how many different cakes are possible? *
Answer:
216 different cakes are possible.
Step-by-step explanation:
Given that a bakery offers 4 different flavors of cake, 3 types of icing, 6 toppings, and 3 different sizes, if one option is chosen from each list, to determine how many different cakes are possible the following calculation must be performed:
4 x 3 x 6 x 3 = X
12 x 18 = X
216 = X
Therefore, 216 different cakes are possible.
help me please and thank you
Find 2×2 matrices A and B such that AB=0but BA does not equals to 0
2x2 matrices A and B such that AB = 0 but BA ≠ 0, we need to construct matrices that satisfy these conditions.
Let's consider the following matrices:
A = [1 0]
[0 0]
B = [0 1]
[0 0]
To verify that AB = 0, we multiply matrix A by matrix B:
AB = [1 0] [0 1] = [0 0]
[0 0] [0 0]
As we can see, the product of A and B is a zero matrix, meaning all elements of the resulting matrix are zero. Therefore, AB = 0.
Now, let's calculate BA to check if it is non-zero:
BA = [0 1] [1 0] = [0 1]
[0 0] [0 0]
As we can see, the product of B and A is not a zero matrix. In fact, it is equal to [0 1], which is a non-zero matrix.
Thus, we have found matrices A and B such that AB = 0 but BA ≠ 0. Matrix A has a non-zero entry in the top-left position and zeros elsewhere, while matrix B has a non-zero entry in the top-right position and zeros elsewhere. This arrangement ensures that the product AB results in a zero matrix, while the product BA yields a non-zero matrix.
It's worth noting that this specific example demonstrates the existence of matrices satisfying the given conditions. However, there are many other possible choices for matrices A and B that would fulfill the requirement AB = 0 but BA ≠ 0.
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Need help finding the perimeter
Answer:
Perimeter
P = 24.2
Step-by-step explanation:
Perimeter
P = 9 + √(6^2 + 6^2) + √(3^2 + 6^2) = 24.2
can you help with this? and explain.
Answer:
C
Step-by-step explanation:
Answer:
C. x < -175
Step-by-step explanation:
-1/5x + 4 < 39
minus 4 on both sides
= -1/5 < 35
multiply by -5 because we want the X to be positive, always. And when we multiply or divide by a negative number, the sign will always flip.
X > -175
Help can anyone help me
Answer:
0.66 or 2/3
Step-by-step explanation:
just multiply them its easy
Determine whether the algebraic expression is a polynomial (Yes or No). If it is a polynomial, determine the degree and state if it is a monomial, binomial, or trinomial. If it is a polynomial with more than 3 terms, identify the expression as polynomial. −6x3−19x4+5x2+9 No Yes; degree 4; polynomial Yes; degree 3; polynomial Yes; degree 4; trinomial
The degree of the polynomial −6x³−19x⁴+5x²+9 is 4, and it is a polynomial.
The algebraic expression is a polynomial. The degree of the polynomial is 4, and it is a polynomial. Thus, the answer is Yes; degree 4; polynomial. A polynomial is a mathematical expression consisting of variables and coefficients, as well as operations such as addition, subtraction, and multiplication, but not division by a variable.
The degree of a polynomial is the highest power of its variable. The degree of the polynomial −6x³−19x⁴+5x²+9 is 4, and it is a polynomial.
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Marleny is creating a game of chance for her family. She has 5 different colored marbles in a bag: blue, red, yellow, white, and black. She decided that blue is the winning color. If a player chooses any other color, they lose 2 points. How many points should the blue marble be worth for the game to be fair?
4
6
8
10
Answer:
4
Step-by-step explanation:
Got it right on brainly
The blue marble should be worth 8 points , Option C is the answer.
What is Probability ?Probability is the likeliness of an event to happen.
Let the random variable is x ,
probability mass function is f(x) = P(X = x)
then The expectation of a random variable is determined by
E(x) = ∑(i =1 to n) ( \(\rm x _i *f(x_i)\) )
If the game has to be fair , the number of points that one can loose should be equal to the number of points one can gain.
Probability of getting any color marble = 1/5 = 0.2
Let x be the total points scored in a game
and b be the number of points for blue coloured marble
Probability of choosing non-blue marble = 4/5 (points =-2)
Probability of choosing blue marble = 1/5 (points = b)
E(x) = -2 * (4*5) + b* (1/5)
The expectation will be zero as the total points balance out
0 = -8/5 + b/5
b = 8
Therefore the blue marble should be worth 8 points , Option C is the answer.
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by using the distributive property and the greatest common factor what is 18+15
Answer:
33
Step-by-step explanation:
18 + 15 ← factor out 3 ( the GCF ) from each term
= 3(6 + 5)
= 3(11)
= 3 × 11
= 33
this is just a test for questions,i already know the answer. 9x4?
Answer:
if you know why do that but the answer is
36
I know I would like to do that too but that's wrong even if you are New to brainly
help ! i should really pay attention in class
Answer:
I think its b
Step-by-step explanation:
sort these from least to greatest
0
1
1/2
8/9
49/100
11/10
1/13
The numbers are sort from least to greatest as 0, 1/13, 49/100, 8/9, 1/2, 1, 11/10
What is a fraction?A fraction can be defined as the part of a whole number, variable or element.
There are several types of fractions, some of which includes;
Mixed fractionsProper fractionsImproper fractionsComplex fractionsSimple fractionsFrom the information given, we have the fractions;
0, 1, 1/2, 8/9, 49/100, 11/10, 1/13
To arrange the values from least to greatest, we have to divide the fractions and find their decimal forms, we have;
1/2 = 0.5
8/9 = 0.89
49/100 = 0.49
11/10 = 1.1
1/13 = 0. 08
However, the arrangement is 0, 1/13, 49/100, 8/9, 1/2, 1, 11/10
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Write an exponential function in the form y=ab^xy=ab x that goes through points (0, 2)(0,2) and (3, 686)(3,686).
(3) I'm stuck pls help me with my algebra work show all ur steps
x=2y-7
3x-8y=-27
Answer:
x = -1
y = 3
Step-by-step explanation:
Equation 1: x=2y-7
Equation 2: 3x-8y=-27 ==> isolate x
Equation 3: 3x = 8y - 27 ==> isolate 3x by adding 8y on both sides
3 * (x = 2y - 7) ==> multiply 3 by equation 1 to get 3x
Equation 4: 3x = 6y - 21
3x = 8y - 27
- (3x = 6y - 21)
3x-3x = 8y-6y - 27-(-21) ==> subtract equation 4 from equation 3 to cancel x
0 = 2y - 27 + 21 ==> simplify
0 = 2y - 6 ==> solve for y
6 = 2y ==> add 6 on both sides to isolate y
y = 3 ==> divide 2 into both sides
Solve for x:
x=2(3) - 7 ==> plug in 3 for y in x=2y-7
x = 6 - 7
x = -1
I would really appreciate some help
Answer:
A or x = 1
Step-by-step explanation:
So we can see from the most right column that the sum of the three number is 9 (2 + 4 + 3) so we know that every row or column has to add up to 9. We want to find x so we must make sure that, 8 + 0 + x should be 9 and 2 + 6 + x should be 9. From 8 + 0 + x, we know that 8 + 1 is 9 so x is 1. We can also see that 2 + 6 is 8 and 8 + 1 is 9 so x = 1.
1 cm - 125 miles
3. The distance between Point
A and Point B on a printed
map of Texas is 3.3 cm. Use
the map key to find the
actual distance in miles
between Point A and Point B.
3.3 cm
Record your answer and fill in
the bubbles below. Be sure to
use the correct place value.
Answer:
412.5
Step-by-step explanation:
If 1cm = 125 miles, then 3.3cm = 412.5
Nayeli wants to earn some extra money so she sells lemonade for $2 per cup and orange juice for $3 per cup. She sells a total of 100 cups and earns $240. Later she wants to find the number of cups of lemonade and the number of cups of orange juice she sold. Which system of equations below represents this situation?
1. 2x + 3y = 240 AND x + y = 100
2. 2x + 3y = 100 AND x + y = 240
3. x + 2y = 100 AND 3x + y = 240
4. 2x + 100 = 240.AND x = 3y
Answer:
1
Step-by-step explanation:
let x represent lemonade and y represent orange juice
the total earning is $240. 2x+3y=240 allows you to find the number of each cup you need to sell to get $240.
the total number of cups sold is 100. x+y=100 gives you the other equation necessary to find the number of cups of each sold if you told a total of 100
what is π + e its very simple
Answer:
5.85987448
Step-by-step explanation:
Pie
Answer:
the answer to your question is 5.85987
You start with $19 in cash. After you buy a pair of jeans for $17 find $10 while walking and buy a $2 soda how much cash would you have left?
Answer:
10
Step-by-step explanation:
19-17=2
10+2=12-2 =10
The table represents linear function F The equation y= 4x + 2 represents function G Which statement is true about these two functions? The rate of change of function G is less than the rate of change of Function F because 23. B The rate of change of Function G is less than the rate of change of Function F because 4 <9. C The rate of change of Function G is greater than the rate of change of Function F because 2 7 D The rate of change of Function G is greater than the rate of change of Function F because 4 > 3.
The correct statement is: D) The rate of change of Function G is greater than the rate of change of Function F because 4 > 3.
The rate of change of a linear function is determined by its slope, which is the coefficient of x in the equation. In function F, the coefficient of x is 4, indicating that for every increase of 1 unit in x, there is an increase of 4 units in y.
In function G, the coefficient of x is also 4, meaning that for every increase of 1 unit in x, there is also an increase of 4 units in y. Since the rate of change (slope) of function G is greater than that of function F, we can conclude that the rate of change of Function G is greater than the rate of change of Function F.
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pls help i'm giving 100 points away on this. drag the tiles to the correct boxes to complete the pairs.find the volume of the cubes or rectangular prisms in cubic centimeter's answers: 6/125 cm^3, 36/125 cm^3, 8/125 cm^3, 1/125 cm^3.the pairing questions are :cube with a side length of 2/5 cm,,,, rectangular prism with a length width and height of 3/5 cm 4/5 cm and 3/5 cm respectively.,,, rectangular prism with a lenght width and height of 1/5 cm, 2/5 cm, and 3,5 cm respectively and cube with a side length of 1/5cm
find the volume of the cubes or rectangular prisms in cubic centimeters
★Answer↷cube with a side length of 2/5 cm= 8/125cm³
rectangular prism with a length ,width and height of 3/5 cm 4/5 cm and 3/5 cm respectively=36/125cm³
rectangular prism with a lenght, width and height of 1/5 cm, 2/5 cm, and 3,5 cm respectively=6/125cm³
cube with a side length of 1/5cm= 1/125cm³
★Solution↷⤑ To find the volume of a cube with side length of 2/5cm,
we'll use this formula
\(\huge⇒ {a}^{3} \)
a ⤏edge legth of the given cube = 2/5\( \huge ⇒ ({ \frac{2}{5} })^{3} \small{cm}^{3} \)
\(\huge⇒ \frac{8}{125} \small {cm}^{3} \\ \)
Hence, the volume of the given cube is 8/125 cm³
⤑To find the volume of a rectangular prism with a length ,width and height of 3/5 cm 4/5 cm and 3/5 cm respectively,
we'll use this formula
\(\huge⇒lwh\)
l⤏ length = 3/5cmw⤏width = 4/5 cmh⤏ height = 3/5 cm\(\huge⇒( \frac{3}{5} \times \frac{4}{5} \times \frac{3}{5}) \small {cm}^{3} \)
\(\huge⇒ \frac{36}{125} \small {cm}^{3} \)
hence ,the volume of the given rectangular prism is 36/125 cm³
⤑To find the volume of a rectangular prism with a lenght, width and height of 1/5 cm, 2/5 cm, and 3/5 cm respectively,
we'll use this formula
\(\huge⇒lwh\)
l⤏length = 1/5 cmw⤏width = 2/5 cmh⤏height = 3/5 cm\(\huge⇒( \frac{1}{5} \times \frac{2}{5} \times \frac{3}{5}) \small {cm}^{3} \)
\(\huge⇒ \frac{6}{125}\small {cm}^{3} \)
hence, the volume of the given rectangular prism is 6/125 cm³
⤑To find the volume of a cube with a side length of 1/5cm
we'll use this formula
\(\huge⇒ {a}^{3} \)
a ⤏edge legth of the given cube = 1/5cm\(\huge⇒ {( \frac{1}{5} )}^{3} \small {cm}^{3} \)
\(\huge⇒ \frac{1}{125} \small {cm}^{3} \)
hence,the volume of the given cube is 1/125 cm³
create an array of integers of size 50, 000. fill them with random numbers up to the max value. g
We have created an Array arr which has size of 50,000 with random numbers in it.
In order to create simulations, games, and other applications that call for random events, we frequently need to use random numbers in our code.
For example, without random events, we would always get the same side when rolling the dice in a dice game, which would lead to unfavorable outcomes.
We have srand() function
srand function is used to initialize the sequence of pseudo-random numbers with a parameter called ‘random seed’. It makes the output of the rand function look random. Otherwise, the output of the rand () function will be the same every time we call it.
C++ Code to create an array of integers fo size 50,000.
#include <bits/stdc++.h>
using namespace std;
int main() {
int mx = INT_MAX;
srand(static_cast<unsigned int>(std::time(nullptr)));
int *arr = new int[50000];
for (int count = 1; count <= 50000; ++count)
{
arr[count - 1] = (rand() % mx);
}
for (int count = 1; count <= 50000; ++count)
{
cout << arr[count - 1] << endl;
}
return 0;
}
By this we have an array arr which has size of 50,000 with random numbers in it.
Given Question is incomplete, Complete Question here:
create an array of integers of size 50,000 in C++ Programming Language. fill them with random value up to the max value of int.
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Find the area of the shaded region. Round to the nearest tenth
The incomplete dual bar chart below shows how all students of class 8R1 travel to school
Answer: B
Step-by-step explanation:
Answer is B
The required method that is popular with the boys is going to school by walking.
A dual bar chart has been given, describing the method of going to school for boys and girls.
What is a bar chart?A bar chart displays the frequency counts of values for each level of a categorical or nominal variable.
Here,
According to the question,
Number of boys walk = 8,
Number of boys taking the bus = 2
Number of boys with car = 3
number of boys with cycle = 3
So the most popular method among the boys is given as by walk.
Thus, the required method that is popular with the boys is going to school by walking.
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Westway Company pays Suzle Chan \( \$ 3,220 \) per week. Assume Soclal Securlty Is \( 6.2 \% \) on \( \$ 142,800 \) and \( 1.45 \% \) for Medicare. a. By the end of week 52, how much did Westway deduc
By the end of week 52, Westway Company deducted $8,857.60 for Social Security and $2,426.48 for Medicare from Suzle Chan's earnings.
To calculate the deductions made by Westway Company, we'll need to consider the Social Security and Medicare taxes.
Social Security tax:
The Social Security tax rate is 6.2% on income up to $142,800.
Since Suzle Chan earns $3,220 per week, their annual income is $3,220 * 52 = $167,440.
However, the maximum taxable income for Social Security is $142,800.
Therefore, the Social Security tax deduction is $142,800 * 0.062 = $8,857.60.
Medicare tax:
The Medicare tax rate is 1.45% on all income.
The Medicare tax deduction is $167,440 * 0.0145 = $2,426.48.
By the end of week 52, Westway Company would have deducted a total of $8,857.60 for Social Security and $2,426.48 for Medicare from Suzle Chan's earnings.
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Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping? x2(4x + 1) – 2(4x + 1) x2(4x – 1) + 2(4x – 1) 4x2(x + 2) – 1(x + 2) 4x2(x – 2) – 1(x – 2)
Answer:
see explanation
Step-by-step explanation:
Given
4x³ + x² - 8x - 2 ( factor the first/second and third/fourth terms )
= x²(4x + 1) - 2(4x + 1) ← first option on list
Finishing the factoring by factoring out (4x + 1) from each term
= (4x + 1)(x² - 2)
Answer:
x2(4x + 1) – 2(4x + 1)
Step-by-step explanation:
it's A on edg
Find the geometric mean of 3 and 13. Show work
Answer:
b
Step-by-step explanation:
a/b=c/d
ad=bc
3/x=x/13
3*13=x*x
√39=√x2
6.244997998398=x
#43 please, still checking work..... p.s. if im slow to reply i am sorry, ive been doing homework and correcting it for around 9 hours.
Given that:
Foci: (0,3), (0,-3)
Co-vertces: (1,0), (-1,0)
The foci are on the y-axis, so the major axis is the y-axis. Thus the equation will have the form:
\(\frac{x^2}{b^2}+\frac{y^2}{a^2}=1\)The foci are (0,3) and (0,-3), so
\(c=3\Rightarrow c^2=9\)The co-vertices are (1, 0) and (-1, 0), so
\(b=1\Rightarrow b^2=1\)The co-vertices and foci are related by the equation
\(c^2=a^2-b^2\)Solving for the square of a.
\(\begin{gathered} 9=a^2-1 \\ a^2=10 \end{gathered}\)Substituate the obtained values into the standard form of he ellipse. Hence the equation of the ellipse is
\(\frac{x^2}{1}+\frac{y^2}{10}=1\)If 9 x 7 = 3545 and 4 x 3 = 1520 then 6 x 8 = ?
Answer:
4030 or 3040 I think 4030 though
Step-by-step explanation:
I think this is it but 6*8 is 48....I used a little logic so hopefully this is right
Answer:
4030
Step-by-step explanation:
if 9× 7 = 3545 then it 7 × 5, 9× 5 which gives 3545
4x3 = 3× 5, 4×5 which gives 1520
so 6× 8 will give 8×5, 6×5 = 4030
4.)
Given ZBAM is a right angle and mZBAM = 4x + 22,
determine the value of x. Enter the NUMBER only.
Do NOT put x = . It will mark it wrong.
Your answer
I
Answer:
17
Step-by-step explanation:
ZBAM= 90
90=4x+22
90 minus 22= 68
68=4x
68 divided by 4=17