Answer:
C
Step-by-step explanation:
Evaluate g(0) then substitute the value obtained into f(x)
g(0) = \(\frac{1}{5}\) (0) - 1 = 0 - 1 = - 1 , then
f(- 1) = - (- 1) - 4 = 1 - 4 = - 3
I have no clue what steps to do, please help.
All steps to prove for the value of x are given below.
What is meant by Angle bisector?
Angle bisector is refer to a line that split an angle into two equal angles.
Given that;
Measure of ∠DEH = (10x - 2)°
Measure of ∠HEF = (6x + 10)°
Ray EH is angle bisector of ∠DEF.
Now, Ray EH is angle bisector of ∠DEF.
Hence,
1. Measure of ∠DEH = Measure of ∠HEF
Reason = Ray EH is angle bisector of ∠DEF.
2. (10x - 2)° = (6x + 10)°
Reason = Measure of ∠DEH = (10x - 2)° and Measure of ∠HEF = (6x + 10)°
3. 10x - 2 - 6x = 6x + 10 - 6x
Reason = Subtract 6 both side.
4. 4x - 2 = 10
Reason = Apply sum or difference rule.
5. 4x - 2 + 2 = 10 + 2
Reason = Add 2 both side.
6. 4x = 12
Reason = Apply sum or difference rule.
7. x = 3
Reason = Divide 4 both side.
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PLEASE ASNWER ASAP!!!!!!!!!!!!!!!
Answer:
50 + 5p ≥ 85
50 is pages already read
5p is the number of pages he wants to read each day Monday through Friday (5 days, so 5p is 5 times pages read per day)
greater that or equal to 85 means at least 85 pages
4. Raquel is presented with two loan options for a $60,000 student loan. Option A is a 10-year fixed rate loan at 4% interest compounded monthly, while Option B is a 20-year fixed-rate loan at 3% interest compounded monthly. What is the monthly payment under each option? What is the total interest for each option? Round your answers to the nearest cent.
5. Write a paragraph discussing what factors might influence Raquel’s decision when choosing between Option A and Option B for her student loan. Please discuss at least two different factors. Your paragraph should be at least 4 sentences.
Step-by-step explanation:
chicken nuggets are so bussing that the answer is c
A poll is given, showing 40% are in favor of a new building project.If 6 people are chosen at random, what is the probability that exactly 3 of them favor the newbuilding project?
SOLUTION
We will use the formula
\(\begin{gathered} P_x={^nC_x}p^xq^{n-x} \\ \text{where }P_x=binomial\text{ probability} \\ ^nC_x=\text{ number of combinations }=^6C_3 \\ p=probability\text{ of success on a single try}=\frac{40}{100}=0.4 \\ q=probability\text{ of failure on a single try}=\frac{60}{100}=0.6 \\ x=\text{ }number\text{ of times for a specific }trials\text{ with outcome n = 3} \\ n=\text{ number of trials }=\text{ 6} \end{gathered}\)So we can see that since 40% are in favor of a new building project, then probability of success = 0.4, hence failure becomes 1 - 0.4 = 0.6
Now substituting the figures we have above into the equation, we have
\(\begin{gathered} P_x={^nC_x}p^xq^{n-x} \\ P_3={^6C_3}\times(0.4)^3\times(0.6)^{6-3} \\ =\frac{6\times5\times4\times3!}{(6-3)!3!}\times(0.4)^3\times(0.6)^3 \\ =\frac{120}{6}\times0.064\times0.216 \\ 20\times0.064\times0.216 \\ =0.27648 \end{gathered}\)Hence the answer is 0.276 to 3 decimal places
Note that the value of x comes from the statement "exactly 3"
Hiiiiiiii Hiiiiiiii.
Answer: Hi How are you doing
Step-by-step explanation:
Hi Hi Hi Hi Hi
the doubling period of a bacteria culture is 15 minutes initially the culture has 5000 bacteria determine the number of bacteria there will be after 1.5 hours
The number of bacteria after 1.5 hours is 320,000.
Given,
The doubling period of a bacteria culture is 15 minutes.
Initially, the culture has 5000 bacteria.
We need to determine the number of bacteria there will be after 1.5 hours.
We have,
The number of bacteria gets double every 15 minutes.
Number of bacteria at initial stage = 5000
In 1.5 hours we have 90 minutes.
1.5 hours = 1 hour and 30 minutes
1 hour = 60 minutes
1.5 hours = 90 minutes.
In 90 minutes we have 6 times 15 minutes.
First 15 minutes,
The number of bacteria would be = 2 x 5000 = 10,000
Now next 15 minutes,
10,000 x 2 = 20,000
Next 15 minutes,
20,000 x 2 = 40,000
Next 15 minutes,
40,000 x 2 = 80,000
Next 15 minutes,
80,000 x 2 = 160,000
Next 15 minutes,
160,000 x 2 = 320,000
We can also write it as 5000 x 2^6 = 320,000
Thus the number of bacteria after 1.5 hours is 320,000.
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5 - x/3 for x = -3
Evaluate the expression
The product of two negative integers is a negative integer.
Answer:
False. The product of two negative integers is a positive integer.
A KLM has vertices K(4,-5), L(2, 2), and M(7,3).
Which translation moves the triangle so that point K lies on the y-axis?
O A. (x,y) → (x – 4,y)
B. (x,y) → (x + 4, y)
C. (x,y) → (x,y – 5)
D. (x,y) → (x, y + 5)
Answer:
C.(x,y) to (x,y-5)
Step-by-step explanation:
As long as you can graph the other points you can see how it can translate. Using -5 as a starting point and then using it on y will show how K' will lie on the y-axis
A block of metal has dimensions of 2 cm by 5 cm by 6 cm. The block weighs 780 g. From this information, calculate the mass, volume and density.
\(\huge\fbox{Answer ☘}\)
Given that - The block weighs 780gtherefore ,
\(\bold\blue{mass \: = 780g}\\\)
\(\bold\green{----------------}\)
Now ,dimensions of the given block are
2 cm × 5 cm × 6 cm
\(\bold\purple{Volume = l \times b \times h }\\\\ \bold \purple{⇢ (2 \times 5 \times 6) \: cm {}^{3}} \\\\\bold\purple{ ⇢60cm {}^{3}} \)
therefore ,
\(\bold\blue{Volume = 60cm {}^{3}} \)
\(\bold\green{----------------}\)
Further ,\(\bold\pink{Density = \frac{mass}{volume} }\\ \\ \bold\pink{ ⇢ \cancel\frac{780 \: g}{60 \: cm {}^{3} } } \\ \\ \bold\pink{⇢13g \: cm {}^{ - 3} }\)
therefore ,
\(\bold\blue{Density \: = 13 \: g \: cm {}^{ - 3} }\)
hope helpful~
The mass, volume and density of the block of metal are 780 grams, 60 cm³ and 13 g/cm respectively
Volume of a rectangular prismvolume = lwh
where
l = lengthw = widthh = heightTherefore,
volume = 6 × 5 × 2 = 60 cm³
Therefore,
mass = 780 grams
volume = 60 cm³
density = mass / volume
density = 780 / 60
density = 13 grams per centimetre
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solve each rational equation. list excluded values
x+4/x+5=6/x^2+10+25
How do I find the value
A = 139°
B = 139°
You can see A and B are coefficients of each other, which means they have the same angle because they are opposite each other on the straight line. just like the two 41° angles are.
The angle around a point always add up to 360°, so add the 41° angles.
41 + 41 = 82°
Then minus this by 360°.
360 - 82 = 278°
And to work out one angle, which gives you the angle for both, divide 278 by two.
278 ÷ 2 = 139°
Both A and B have an angle of 139°
Example:
To find the value of two intersecting lines, you need to know the equations of both lines. Then, you can set the equations equal to each other and solve for the variable x. This will give you the x-coordinate of the point where the lines intersect. To find the y-coordinate, you can plug the value of x into either equation and solve for y. For example, if one line is y = 3x - 5 and another line is y = -2x + 7, then you can set 3x - 5 = -2x + 7 and solve for x:
3x - 5 = -2x + 7
5x = 12
x = 12/5
Then, plug x = 12/5 into either equation and solve for y:
y = 3(12/5) - 5
y = 36/5 - 25/5
y = 11/5
Therefore, the point of intersection is (12/5, 11/5).
If one of the lines has a given angle, such as 41 degrees, then you can use trigonometry to find its equation. For example, if one line passes through the origin and has an angle of 41 degrees with the positive x-axis, then you can use the slope formula to find its equation:
slope = tan(41 degrees) ≈ 0.87
y = mx + b
y = 0.87x + 0
Then, you can use the same method as before to find the point of intersection with another line.
_______________________________________________________
The answer is 139 degrees, using the method I gave.
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Find the volume of the cone that sits on top of the cylinder
Answer:
Vc = (π/3)✓17 ≈ 4.12 ft³
Step-by-step explanation:
h = ✓(4²+1²)
h = ✓17
V = πr²h/3
V = π(1)²✓17/3
V = (π/3)✓17 ≈ 4.12
Jillian picked coins from her piggy bank and recorded the number of coins in the table below.
Based on the results shown in the table, what is the probability that the coin Jillian picks will be a quarter
Answer:
1/8
Step-by-step explanation:
There are 24 coins total. 3 of them are quarters. So Jillian has a 3 in 24 chance of picking up a quarter. Simplifying 3/24 we get 1/8
The probability of randomly picking a quarter is P = 0.125
How to get the probability?
If we assume that all the coins have the same probability of being randomly picked, the probability of picking a particular type of coin is equal to the quotient between the number of coins of that type that we have, and the total number of coins.
In this case, we have 3 quarters, and a total of:
T = (6 + 7 + 8 + 3) = 24
Then the probability of randomly picking a quarter is:
P = 3/24 = 0.125
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26. Tyler has been saving his winning lottery tickets. He has 23 tickets that are worth a total of $175. If each ticket is worth either $5 or $10, how many of each does he have?
What is the next term of the geometric sequence?
250, 50, 10
Answer:
c
Step-by-step explanation:
your welcome
Write and solve an equations to find the number in your workbook and enter your answer below.
The difference of three times a number and 4 is -19
Answer:
Step-by-step explanation:
Check THe picture attached, hope it helps ❤️
CAN SOMEONE PLEASE ANSWER THIS QUICKLY I DONT GOT TIME
Answer:
1: 3/32. 2: 3/8. 3: 1/20
my dear
can i have help with this pls, no one will teach me it
Answer:
x = 21
Step-by-step explanation:
As stated in the hint: When angles form a linear pair, their sum is 180° in other words, these are supplementary angles:
3x + 18 + 4x + 15 = 180 add like terms
7x + 33 = 180 subtract 33 from both sides
7x = 147 divide both sides by 7
x = 21
What is 72 divided by 12
Answer:
6
xmxnznfnsmfbxdkdjdjf
Answer:
6
Step-by-step explanation:
72 ÷ 12 =6
Have a nice dayyy
Find a 33 matrix Sij so that the product SijA is the same as the matrix A after applying the row operation Ri $ Rj .
Answer:
We want the ith row of the new matrix SijA to be the old jth row of A, so we need the ith row of Sij to extract the jth entry of column of A.
This mean the ith row of Sij must have a 1 in the jth entry and 0's everywhere else.
Similarly, the jth row of Sij must have a 1 in the ith entry and 0's everywhere else.
in the piecewise notation this is
(Sij)kl ={1 if k=i and l=j, 1 if k=k and l=i; 1 if k=l but k#i,j, 0 otherwise
Step-by-step explanation:
solve the PDE using separation of variables method Uxx = 1/2 Ut 0< X <3 with U(0,t) = U(3, t)=0, U(0, t) = 5sin(4πx)
The general solution of the partial differential equation is:
U(x, t) = Σ [Aₙ*sin((nπ/3)x)]*e^(-(nπ/3)²t)
How to solve Partial Differential Equations?The partial differential equation (PDE) is given as:
Uxx = (1/2)Ut with the boundary and initial conditions as 0< X <3 with U(0,t) = U(3, t)=0, U(0, t) = 5sin(4πx)
Assume that the solution can be written as a product of two functions:
U(x, t) = X(x)T(t)
Substituting this into the PDE, we have:
X''(x)T(t) = (1/2)X(x)T'(t)
Dividing both sides by X(x)T(t), we get:
(X''(x))/X(x) = (1/2)(T'(t))/T(t)
Since the left side only depends on x and the right side only depends on t, both sides must be equal to a constant, denoted as -λ²:
(X''(x))/X(x) = -λ²
(1/2)(T'(t))/T(t) = -λ²
Simplifying the second equation, we have:
T'(t)/T(t) = -2λ²
Solving the second equation, we find:
T(t) = Ce^(-2λ²t)
Applying the boundary condition U(0, t) = 0, we have:
U(0, t) = X(0)T(t) = 0
Since T(t) ≠ 0, we must have X(0) = 0.
Applying the boundary condition U(3, t) = 0, we have:
U(3, t) = X(3)T(t) = 0
Again, since T(t) ≠ 0, we must have X(3) = 0.
Therefore, we can conclude that X(x) must satisfy the following boundary value problem:
X''(x)/X(x) = -λ²
X(0) = 0
X(3) = 0
The general solution to this ordinary differential equation is given by:
X(x) = Asin(λx) + Bcos(λx)
Applying the initial condition U(x, 0) = 5*sin(4πx), we have:
U(x, 0) = X(x)T(0) = X(x)C
Comparing this with the given initial condition, we can conclude that T(0) = C = 5.
Therefore, the complete solution for U(x, t) is given by:
U(x, t) = Σ [Aₙsin(λₙx) + Bₙcos(λₙx)]*e^(-2(λₙ)²t)
where:
Σ represents the summation over all values of n
λₙ are the eigenvalues obtained from solving the boundary value problem for X(x).
To find the eigenvalues λₙ, we substitute the boundary conditions into the general solution for X(x):
X(0) = 0: Aₙsin(0) + Bₙcos(0) = 0
X(3) = 0: Aₙsin(3λₙ) + Bₙcos(3λₙ) = 0
From the first equation, we have Bₙ = 0.
From the second equation, we have Aₙ*sin(3λₙ) = 0. Since Aₙ ≠ 0, we must have sin(3λₙ) = 0.
This implies that 3λₙ = nπ, where n is an integer.
Therefore, λₙ = (nπ)/3.
Substituting the eigenvalues into the general solution, we have:
U(x, t) = Σ [Aₙ*sin((nπ/3)x)]*e^(-(nπ/3)²t)
where Aₙ are the coefficients that can be determined from the initial condition.
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I need help with my math
Step 1: Pick any two points
The points are represented as (x1,y1), (x2,y2).
where x1= -4, y1= -8, x2= 0, y2= 4
Step 2: Write out the formula of the equation to use
\(\frac{y-y_1}{x-x_1}=\text{ }\frac{y_2-y_1}{x_2-x_1}\)Step 3: Substituting the values and to get the equation
\(\begin{gathered} \frac{y-(-8)_{}}{x-(-4)}=\text{ }\frac{4-(-8)}{0-(-4)} \\ \frac{y+8}{x+4}=\frac{4+8}{0+4} \\ \frac{y+8}{x+4}=\text{ }\frac{12}{4} \end{gathered}\)\(\begin{gathered} \frac{y+8}{x+4}=\text{ 3} \\ \text{Cross multiply} \\ y+8=\text{ 3(x+4)} \\ y+8=\text{ 3x+12} \\ \text{Collect like terms} \\ y=\text{ 3x+12-8} \\ y=\text{ 3x + 4} \end{gathered}\)The equation that represents the graph is y= 3x+4.
Option A is the correct answer.
please assist with these questions thanks
1a. The percentage total return is -19.56%
1b. The dividend yield is 2.42%.
1c. The capital gains yield is -21.98%.
2a. The arithmetic average annual return on large-company stocks in nominal terms is 14.5%.
2b. The arithmetic average annual return on large-company stocks in real terms is 9.67%.
3a. The real return on long-term government bonds is 3.195%
3b. The real return on long-term corporate bonds is 3.291%
How to calculate the percentage total return?In Financial accounting, the percentage total return (P) can be calculated by using this formula;
P = [(Ending price - Initial price) + Dividend] ÷ Initial price
P = [(71 - 91) + 2.20] ÷ 91
P = -0.1956 or -19.56%
1b. For the dividend yield, we have:
Dividend yield = Dividend ÷ Initial price
Dividend yield = 2.20 ÷ 91
Dividend yield = 0.0242 or 2.42%
1c. For capital gains yield, we have:
Capital gains yield = (Ending price - Initial price) ÷ Initial price
Capital gains yield = (71 - 91) ÷ 91
Capital gains yield = -0.2198 or -21.98%.
Part 2.
a. The arithmetic average of annual return on large-company stocks in nominal terms is equal to 14.5%.
b. For arithmetic average annual return in real terms, we have:
(1 + 0.145) = (1 + r)(1 + 0.044)
r = (1.145/1.044) - 1
r = 9.67%
Part 3.
a. For real return on the long-term government bonds, we would apply Fisher equation:
(1 + i) = (1 + r)(1 + h)
Where:
i is the nominal interest rate.r is the real interest rate.h is the inflation rate.(1 + 0.066) = (1 + r)(1 + 0.033)
1 + r = 1.066/1.033
r = 3.195%
b. For real return on long-term corporate bonds:
(1 + 0.067) = (1 + r)(1 + 0.033)
1 + r = 1.067/1.033
r = 3.291%
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given a dag, give a linear-time algorithm to determine if there is a simple path that visits all vertices
A simple path which visits all vertices can be found using a linear-time algorithm.
Explain about the linear-time algorithm?If an algorithm's time complexity is, then it is said to consume linear time, or time. This essentially indicates that the execution time grows only linearly the with magnitude of the input. In more specific terms, this means that for any input of size n, there exists a constant c where the running time equals at most.How to handle visited vertex is the issue.
The time complexity isn't really linear as you follow because of the many visits.
If not, the following straightforward example will show that your algorithm is flawed:
1 --> 2 -----------> 3 --> 4
\ /
--> 5 -->
After finding 1-2-3-4 in the initial search, the search returns to 2 and finds 1-2-5-3. Now that number 3 has been visited, the search halts and ultimately fails.
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76°
13
X
Please help me out !!
if you are talking 76° = 13x...
then: x=6
Which relation diagram represents a function?
Answer:
It is going to be the first one on the top left.
Step-by-step explanation:
the rule for something to be a function is every input must have exactly one output. now that does not mean that two different inputs cannot have the same output. but on a vertical line test every other one would be wrong.
A relation will be a function if for every single input there is only one output thus option (A) is correct.
What is a function?A certain kind of relationship called a function binds inputs to essentially one output.
A function can be regarded as a computer, which is helpful.
The machine will only accept specified inputs, described as the function's domain, and will potentially produce one output for each input.
As per the given diagrams,
A relation will be a function if for every single input there is only one output.
In the second diagram for input = 5 the output is 2 and -3 so it will not a function. Similarly third and fourth will also not function.
In the first diagram for every single input there is only one output.
Hence "A relation will be a function if for every single input there is only one output".
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What is the value of b in the equation y= 20 + 15x? Find the answer.
Answer:
yes correct
Step-by-step explanation:
Answer:
b = 20
Step-by-step explanation:
Using the slope-intercept form, y = mx + b, as a reference:
slope = m
y-intercept = b
In your given linear equation, y= 15x + 20:
The slope, m = 15
And the y-intercept = 20.
The y-intercept is the y-coordinate of the point where the graph of the linear equation crosses the y-axis. The y-intercept is also the value of y when x = 0.
Therefore, the value of the y-intercept, b, in the given equation is 20.
Please look at the photo. Thank you!
The zeros with each multiplicity are given as follows:
Multiplicity one: x = 6.Multiplicity two: x = 11.Multiplicity three: x = -6 and x = -5.How to obtain the multiplicities?The factor theorem is used to define the functions, which states that the function is defined as a product of it's linear factors, if x = a is a root, then x - a is a linear factor of the function.
Considering the linear factors of the function in this problem, the zeros are given as follows:
(x + 6)³ -> zero at x = -6 with multiplicity of 3.(x - 11)² -> zero at x = 11 with multiplicity of 2.x - 6 -> zero at x = 6 with multiplicity of 1.(x + 5)³ -> zero at x = -5 with multiplicity of 3.More can be learned about the Factor Theorem at brainly.com/question/24729294
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Select the correct answer. What is the solution to this equation? 9^x-1=2
Answer: 1/2
Step-by-step explanation: