if you know this please help
Answer:
its c hope this helps:)
Step-by-step explanation:
–7 + 5j = 8j − 10
please help i really need it
Answer:
J = 1
Step-by-step explanation:
-7 + 5(1) = 8(1) - 10
-7 + 5 = 8 - 10
-2 = -2
j=1
a ball is dropped to the ground from a certain height. the expression 25(0.93)x what is the percent of change in the height of the ball after each bounce?
The percent change in height after the second bounce would be:
Percent change = [(h_2 - h_1) / h_1] * 100%
The expression \(25(0.93)^x\)represents the height of the ball after x bounces. To find the percent change in height after each bounce, we need to calculate the ratio of the change in height to the original height and express it as a percentage.
Let's denote the height after the first bounce as h_1, the height after the second bounce as h_2, and so on.
The percent change in height after the first bounce is given by:
Percent change = [(h_1 - original height) / original height] * 100%
Using the given expression, we can substitute x = 1 to find h_1:
h_1 = \(25(0.93)^1\) = 23.25
Therefore, the percent change in height after the first bounce is:
Percent change = [(23.25 - original height) / original height] * 100%
To find the percent change after subsequent bounces, we can continue this process. For example, after the second bounce:
h_2 = \(25(0.93)^2\)
And the percent change in height after the second bounce would be:
Percent change = [(h_2 - h_1) / h_1] * 100%
You can repeat this process for each subsequent bounce to find the percent change in height after each bounce using the given expression.
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HELP PLEASE, I REALLY AM CONFUSED
Answer:
first one is answer
Step-by-step explanation:
nfenrgrmhrgrj
Answer:
B
Step-by-step explanation:
A discrete function is one which has points rather than continuous lines when it is graphed.
o o o o o o o is a discreet function.
The function given is not discreet. Every n value after n has been defined above or equal to 20 is continuous. You could argue that what about numbers below 20. They don't have values associated with them. But after the restriction is obeyed, the function has no holes.
if you let g(n) = y and substitute y for the left side of the function, you get
y = (3/5)n - 12) that's much more familiar or should be, so the function is continuous and linear.
The answer is B.
A pair of sunglasses cost $26 during the summer sale. If
there is a 7% tax, and Madison pays for the glasses with
$30, how much change should she receive
Answer:2.18$
Step-by-step explanation: 26 + 7% tax is 27.82 so 30 - 27.82 = 2.18$
PLZ HELP ASAP!!!
Select the correct answer.
What is a disadvantage of using a multimedia presentation?
A.
It does not allow audience interaction.
B.
It requires special hardware, such as a computer and speakers.
C.
Viewers have no control over the sequence of the presentation.
D.
It cannot reach a large au
Answer:
B:(It requires special hardware, such as a computer and speakers.)
This is the correct answer! Setting up the hardware and software often takes a long time and delays the start of the presentation
Step-by-step explanation:
brainliest would be appreciated
Probability is __________. A. the measure of the likelihood of something happening B. the act of risking something of material value on an uncertain outcome C. the ratio of desired outcomes to undesired outcomes D. the act of winning a bet Please select the best answer from the choices provided A B C D
Answer:
b
Step-by-step explanation:
PLEASE HELP!!!!!!!!!!!!!!!!!1 AS FAST AS POSSIBLE
60 POINTSSS
The equation of a line A is y=2x+3 and the equation of a line B is y=2x-6.
What is the equation of a line?The general equation of a straight line is y=mx+c, where m is the gradient, and y = c is the value where the line cuts the y-axis. This number c is called the intercept on the y-axis.
Here,
From the given graph,
Equation of a line A is
Slope = Rise/Run = 8/4 =2
Here y-intercept is 3
Substitute m=2 and c=3 in y=mx+c, we get
y=2x+3
From the given graph,
Equation of a line B is
Slope = Rise/Run = 4/2 =2
Here y-intercept is -6
Substitute m=2 and c=-6 in y=mx+c, we get
y=2x-6
Therefore, the equation of a line A is y=2x+3 and the equation of a line B is y=2x-6.
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I will mark you brainiest if you can answer this
Answer:
3
Step-by-step explanation:
since all the values are the same.
factorize as shown
5+n=8
n=8-5
n=3.
BRANILISTTTT
the attachment below is my question
Answer:
the second one
Step-by-step explanation:
Six taken from triple the number n
Answer: n3 -6
Step-by-step explanation:
the average number of pounds of red meat a person consumes each year is 196 with a standard deviation of 22 pounds find the probability that the mean of the sample will be less than 200 pounds
The mean of the sample will be less than 200 pounds is .571 using standard deviation
What is standard deviation?
The standard deviation is a statistician's way of gauging how much a group of numbers can vary or be dispersed. The values tend to be close to the set's mean when the standard deviation is low, while the values are dispersed over a larger range when the standard deviation is high.
Given that ,
mean = μ = 196
standard deviation = σ= 22
P(x < 200) = P((x - μ) / σ < (200 - 196) / 22)
= P(z < 0.18)
Using the standard normal.
P(x < 200) = 0.5714
Probability = 0.5714
Hence the Probability will be .571 using standard deviation
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The number N of bacteria present in a culture at time t, in hours, obeys the law of exponential growth N(t) = 10000011 a) What is the number of bacteria at t = 0 hours? b) When will the number of bacteria double? Give the exact solution in the simplest form. Do not evaluate.
The number of bacteria will double after 15.93 hours, or approximately 15 hours and 56 minutes.
The given exponential growth equation for N(t) is N(t) = 10000011.
To solve the problems related to it, we need to follow these steps:a) What is the number of bacteria at t = 0 hours?
We need to plug in t = 0 in the given equation of N(t) to find out the number of bacteria at t
= 0 hours.
N(0) = 10000011
= 1
Therefore, the number of bacteria at t = 0 hours is 1.b) When will the number of bacteria double?
Give the exact solution in the simplest form. Do not evaluate.
We know that the formula for the exponential growth function is given by the equation y = abx.
Here, x is the number of units of time passed, a is the initial value of y, b is the growth factor, and y is the final value of the function. We can use this formula to find out the time when the number of bacteria doubles.To find out the time when the number of bacteria doubles,
we can set y = 2 and s
olve for x.2 = abx
Since we are given that
N(t) = 10000011, we can write the above equation as:
2 = 10000011 * bxTaking the natural logarithm of both sides,
ln 2 = ln 10000011 + ln bx
Simplifying,
ln 2 - ln 10000011 = ln b + x ln b
Using a calculator, we get,
ln b = ln 2 - ln 10000011ln b
≈ -20.723
Using the properties of logarithms, we get,
x = [ln 2 - ln 10000011] / ln bSubstituting the value of ln b,
we get,x ≈ 15.93
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Which ratio is equivalent to 3/7
A) 6 to 10
B) 9:21
C) 12/35
D) 7 to 3
Answer: B 9:21
Step-by-step explanation:
9 reduces to three and 21 reduced to 7
Add the integers.
-6 + (-4) =( ?
B-2
C 2
D 10
Answer:
-10
Step-by-step explanation:
6sin^2 (x) + 6sin (x) + 1 = 0
solve and show steps for the graph ( i already have the graph )
To solve the equation \(6sin^2(x)\) + 6sin(x) + 1 = 0, we can use algebraic methods and the unit circle to determine the values of x that satisfy the equation.
1. Start by rearranging the equation to a quadratic form: \(6sin^2(x)\) + 6sin(x) + 1 = 0.
2. Notice that the equation resembles a quadratic equation in terms of sin(x). Let's substitute sin(x) with a variable, such as u: \(6u^2\) + 6u + 1 = 0.
3. Solve this quadratic equation for u. You can use the quadratic formula or factorization methods to find the values of u. The solutions are u = (-3 ± √3) / 6.
4. Since sin(x) = u, substitute back the values of u into sin(x) to obtain the values for sin(x): sin(x) = (-3 ± √3) / 6.
5. To find the values of x, we can use the inverse sine function. Take the inverse sine of both sides: x = arcsin[(-3 ± √3) / 6].
6. The arcsin function has a range of [-π/2, π/2], so the values of x lie within that range. Use a calculator to find the approximate values of x based on the values obtained in step 5.
7. Plot the obtained x-values on the graph to show the solutions of the equation \(6sin^2(x)\) + 6sin(x) + 1 = 0. The graph will illustrate the points where the curve intersects the x-axis.
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identify the types of each triangle
Answer:
Step-by-step explanation:
1. right angled (isosceles)
2. acute (equilateral or equiangular)
3. obtuse
5. acute
Answer:
Triangle number one is a right triangle. Triangle two is an equilateral triangle. Triangle three which is below triangle one is an obtuse triangle. The fourth triangle is an acute triangle.
Step-by-step explanation:
One is a right triangle because it has one right angle.
Two is an equilateral triangle because all of the three angles are 60 degrees.
Three is an obtuse triangle because one of the three angles is more than 90 degrees.
Finally, 4 is an acute triangle because all of the three angles are less than 90 degrees
Which equation of a line passes through the points (-5,2) and (0,7)?
Answer:
I think the answer will be Y=X+7
Answer:
y=x+7
Step-by-step explanation:
m=(y2-y1)/(x2-x1)
m=(7-2)/(0-(-5))
m=5/(0+5)
m=5/5
m=1
y-y1=m(x-x1)
y-2=1(x-(-5))
y-2=x+5
y=x+5+2
y=x+7
Please I need this too NOww PLEASE ASAP
Answer:
∠ ABC = 53.5°
Step-by-step explanation:
The inscribed angle ABC is half the measure of the intercepted arc AC
∠ ABC = \(\frac{1}{2}\) × 107° = 53.5°
last thing please put the right answer. person who i will not mention.
Answer:The first one
Step-by-step explanation:
Cheap data's distribution is more symmetrical
Matrics Assisment
Q.4) If A = [1 5 ; 4 6] and B = [8 2 ; 0 4] then find BA.
ans=[822;3232]
Step-by-step explanation:
I think the ans will be =[822;3232]
I hope it will help u.
Answer:
\(\textsf{\large{\underline{Solution 4}:}}\)
Here:
\(\rm:\longmapsto A =\begin{bmatrix} 1&4\\ 5&6\end{bmatrix}\)
\(\rm:\longmapsto B=\begin{bmatrix} 8&0\\ 2&4\end{bmatrix}\)
Therefore, the matrix BA will be:
\(\rm=\begin{bmatrix} 8&0\\ 2&4\end{bmatrix}\begin{bmatrix} 1&4 \\ 5&6\end{bmatrix}\)
\(\rm=\begin{bmatrix} 8 + 0&32 + 0\\ 2 + 20&8 + 24\end{bmatrix}\)
\(\rm=\begin{bmatrix} 8 &32\\ 22&32\end{bmatrix}\)
Therefore:
\(\rm: \longmapsto BA = \begin{bmatrix} 8 &32\\ 22&32\end{bmatrix}\)
\(\textsf{\large{\underline{Learn More}:}}\)
Matrix: A matrix is a rectangular arrangement of numbers in the form of horizontal and vertical lines.
Horizontal lines are called rows and vertical lines are called columns.
Order of Matrix: A matrix containing x rows and y column has order x × y and it has xy elements.
Different types of matrices:Row Matrix: This type of matrices have only 1 row. Example:
\(\rm:\longmapsto A=\begin{bmatrix}\rm 1&\rm 2&\rm 3\end{bmatrix}\)
Column Matrix: This type of matrices have only 1 column. Example:
\(\rm:\longmapsto A=\begin{bmatrix}\rm1\\ \rm2\\ \rm3\end{bmatrix}\)
Square Matrix: In this type of matrix, number of rows and columns are equal. Example:
\(\rm:\longmapsto A=\begin{bmatrix}\rm 1&\rm 2\\ \rm 3&\rm 4\end{bmatrix}\)
Zero Matrix: It is a matrix with all elements present is zero. Example:
\(\rm:\longmapsto A=\begin{bmatrix}\rm 0&\rm 0\\ \rm 0&\rm 0\end{bmatrix}\)
Identity Matrix: In this type of matrix, diagonal element is 1 and remaining elements are zero. An Identity matrix is always a square matrix. Example:
\(\rm:\longmapsto A=\begin{bmatrix}\rm 1&\rm 0\\ \rm 0&\rm 1\end{bmatrix}\)
Thanks to whoever can help me!
Answer:
B) 9 1/2 C) 1 1/2
Step-by-step explanation:
at the beginning of the season the standard deviations (americas newest nfl team) are given odds of winning the superbowl of 20:1 what does it mean
The odds of 20:1 for the Americas Newest NFL team winning the Super Bowl mean that the probability of them winning the Super Bowl is 1/21 or approximately 0.0476.
In betting or gambling terminology, odds of 20:1 indicate the ratio of the likelihood of an event occurring to the likelihood of it not occurring. In this case, the odds of 20:1 for the Americas Newest NFL team winning the Super Bowl mean that for every 20 times they are expected not to win, there is 1 time they are expected to win.
To calculate the probability from odds, you would use the formula:
Probability = 1 / (Odds + 1)
Using this formula, the probability of the Americas Newest NFL team winning the Super Bowl can be calculated as:
Probability = 1 / (20 + 1) = 1/21 ≈ 0.0476
So, the correct interpretation is that based on the odds of 20:1, the probability of the Americas Newest NFL team winning the Super Bowl is approximately 0.0476 or 4.76%.
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X⁴ - 6x³ + 10x² - 2x = x² - 2x
Solve the polynomial
This Is The Answer With Solve
A can of soda that was forgotten on the kitchen counter and warmed up to 23°C was put back in the refrigerator whose interior temperature is kept at a constant 3°c.If the soda's temparature after 7minutes is 14°C what will its temperature be after 19 minutes ?Round any intermidiate calculations .If needed to no less than six decimal places,and round your final answer to one decimal place.
The temperature of the soda after 19 minutes will be 6.6°C.
The given details are: A can of soda that was forgotten on the kitchen counter and warmed up to 23°C was put back in the refrigerator whose interior temperature is kept at a constant 3°c.
The temperature of the soda follows the exponential decay model, which means the change in temperature at each moment depends on the difference between the temperature of the soda and the refrigerator.
We can use this model to solve the problem.
T = (Tc + (Ts - Tc)e^(-kt)), where T is the temperature of the soda, Tc is the temperature of the refrigerator, Ts is the initial temperature of the soda, k is the rate of cooling, and t is time.
We can solve for k using the given data.
For T = 14°C at t = 7 min,
T = (3 + (23 - 3)e^(-7k)) 14
= 3 + 20e^(-7k) 11e^(7k)
= 20 e^(7k) = 20/11 k
= ln(20/11)/7 k = 0.0631
Thus, T = (3 + 20e^(-0.0631t))After 19 minutes,
T = (3 + 20e^(-0.0631(19))) = 6.6°C.
Thus, the temperature of the soda after 19 minutes will be 6.6°C.
Therefore, the detailed solution for the given problem is as follows:
T = (Tc + (Ts - Tc)e^(-kt))
At t = 7 minutes, the temperature of the soda, T = 14°C.
Therefore, we have
14 = (3 + (23 - 3)e^(-7k))11e^(7k) = 20e^(7k) = 20/11k = ln(20/11)/7k = 0.0631
Therefore, the equation for the temperature of the soda is T = (3 + 20e^(-0.0631t))
After 19 minutes,T = (3 + 20e^(-0.0631(19))) = 6.6°C
Thus, the temperature of the soda after 19 minutes will be 6.6°C.
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HELP!! ASAP!! Will mark Brainliest to first correct answer !!
Answer:
A. -13 + i
Step-by-step explanation:
(5 - 9i) + (-4 + 7i) = 1 - 2i(1 - 2i) - (14 - 3i) = -13 + iI hope this helps!
Compute the total mixing cost (fixed and variable) from the following graphical information. a = $25000 Total fixed cost b = the variable cost per unit of activity (slope) = $3.0 430 X = Activity level for production = 800 units x
The total mixing cost, which includes both fixed and variable costs, can be computed based on the given information. The fixed cost (a) is $25,000, and the variable cost per unit of activity (b) is $3.0. The activity level for production (X) is 800 units (x).
To calculate the total mixing cost, we can use the equation:
Total Mixing Cost = Fixed Cost + (Variable Cost per Unit(slope) × Activity Level)
We have,
Fixed Cost (a) = $25,000
Variable Cost per Unit (b) = $3.0
Activity Level for Production (X) = 800 units (x)
Plugging in the values into the equation, we get:
Total Mixing Cost = $25,000 + ($3.0 × 800)
Calculating the right-hand side of the equation:
Total Mixing Cost = $25,000 + $2,400
Total Mixing Cost = $27,400
Therefore, the total mixing cost, including fixed and variable costs, is $27,400.
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Select the persons or groups which advocated the following viewpoint of Jesus Christ. angel: Arius Ebionites Jehovah Witnesses Socinianism Eutychus Cerinthus Unitarians Nestorius Docetists Apollinaris
The persons or group of person that advocated the angelic viewpoint of Jesus Christ are the
EbionitesJehovah Witnesses and Docetists.Who are the Ebionites and Docetists?The Ebionites were an early Jewish Christian sect who believed that Jesus was a human Messiah and rejected his divinity. The Docetists believed that Jesus only appeared to be human and that his physical body was an illusion.
Witnesses believe in a one God rather than the Trinity. They, like other Christians, believe that Jesus Christ died for the sins of humanity and was resurrected after his crucifixion.
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Select the persons or groups which advocated the following viewpoint of Jesus Christ.
angel:
Arius
Ebionites
Jehovah Witnesses
Socinianism
Eutychus
Cerinthus
Unitarians
Nestorius
Docetists
Apollinaris
solve for n W≤21k-3n
Answer:
\(n \leq \frac{21k - W}{3}\)
Step-by-step explanation:
W ≤ 21k-3n
⇒ W + 3n ≤ 21k
⇒ 3n ≤ 21k - W
⇒ \(n \leq \frac{21k - W}{3}\)
If you buy a 7.25
pound pumpkin that
costs 59 cents per
pound, how much will
you have to pay?
Answer:
you will have to pay 427.75 cents.
Step-by-step explanation:
Multiply 7.25 by 59.