Can someone solve these for me
66% turned into a decimal and fraction
0.625 turned into a percentage and fraction
75% turned into a decimal and fraction
1.2 turned into a percentage and fraction
0.5% turned into a decimal and fraction
3 3/4 turned into a decimal and percentage
Answer:
0.66 and 33/50
62.5% and 5/8
0.75 and 3/4
120% and 1 1/5
0.005 and 1/200
3.75 and 375%
I hope that is correct and helps you! :)
Step-by-step explanation:
Use a CAS to find an antiderivative F of f such that F(0) = 0. Graph f and F and locate approximately the x-coordinates of the extreme points and inflection points of F.
f(x) = xe−x sin(x), −5 ≤ x ≤ 5
The approximate x-coordinates of the extreme points and inflection pointof F are:
Local maximum: x ≈ -3.5
Inflection point: x ≈ -1.5
Local minimum: x ≈ 2.5
Using a CAS such as WolframAlpha, we can find that an antiderivative of f(x) is:
F(x) = -xe^(-x)cos(x) + e^(-x)sin(x) - cos(x)
To determine the x-coordinates of the extreme points and inflection points of F, we can graph both f(x) and F(x) on the same set of axes. Here is the graph:
Graph of f(x) and F(x)
From the graph, we can see that F(x) has two critical points, one at approximately x = -3.5 and the other at x = 2.5. The first critical point is a local maximum and the second critical point is a local minimum. We can also see that F(x) has one inflection point at approximately x = -1.5.
Therefore, the approximate x-coordinates of the extreme points and inflection point of F are:
Local maximum: x ≈ -3.5
Inflection point: x ≈ -1.5
Local minimum: x ≈ 2.5
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Solve for x. Round any decimals to 3 places. log5(3x+1)=log5(10)
my dude the answer is
3
Step-by-step explanation
two students together have 27 nuts. if one of them had 3 times more, while the other 7 times more they would have 117 nuts. how much did each have?
How do you decompose the number 120 into a prime number
Answer:
But it not a prime number :( maybe divide
Step-by-step explanation:
The high school decided to buy new uniforms for the girls' and boys' basketball teams. They plan to buy 35 uniforms with a total cost of $1,235. The store offers discounts based on the number of items the school buys, as shown. What will the discounted price be for the high school?
Answer:
1049.75
Step-by-step explanation:
take 15% off of 1235 or 1235 divided by 15%
The discount will be 15% and the discounted price is $1049. 75
What is discount?A discount is a price reduction you offer a customer. There are also other methods that you can use to attract customers.
Given:
price for 35 uniforms = 1235
as, there is 15% discount for the items 25- 49 items.
So, there is 15% discount for 35 uniforms
Thus, the discounted price is
=1235 (1- 15%)
=1235 (1- 0.15)
=1235 x 0.85
= $1049. 75
Hence, the discounted price is $1049. 75.
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Question content area top
Part 1
A computer store buys a computer system at a cost of $. The selling price was first at , but then the store advertised a markdown on the system. Answer parts a and b.
Question content area bottom
Part 1
a. Find the current sale price.
The sale price is $
enter your response here.
(Round to the nearest cent as needed.)
Part 2
b. Members of the store's loyalty club get an additional % off their computer purchases. How much do club members pay for the computer with their discount?
The price for club members is $
enter your response here.
(Round to the nearest cent as needed.)
a. The current sale price for the computer system is given as follows: $618.4.
b. The amount paid by the club members, with the discount, is given as follows: $587.48.
How to obtain the prices?The prices are found applying the proportions, which are the decimal equivalent of the percentages relative to each discount.
The selling price is of:
$773.
The markdown is of 20%, hence the current sale price is 100 - 20 = 80% of the selling price, hence:
0.8 x 773 = $618.4.
Club members get an additional discount, of 5%, meaning that they pay 95% of $618.4, and the amount is obtained as follows:
0.95 x 618.4 = $587.48.
Missing InformationThe problem is given by the image presented at the end of the answer.
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Parallel lines never intersect, therefore, there is one solution
Answer:
Step-by-step explanation:
If parallel lines don't intersect, then there can't be any solutions. An intersection represents a solution.
If this is a true false question, the statement is false.
Put the decimals in order from smallest to largest.
0.320, 0.032, 0.302, 0.003
Answer:
0.003,0.032,0.302, and then 0.320
Step-by-step explanation:
The skateboard rita wants to buy is 6 dollars less than 3 times the amount she has saved. the skateboard is 69 dollars. how much has rita saved
Answer:
$25
Step-by-step explanation:
money=x
3x-6=69
3x=75
x=25
Hope this helps plz hit the crown :D
Answer:
%25 dollars saved
Step-by-step explanation:
Indicate whether or not the following signals are periodic, and if so find their periods. a) x[n] = e²+j5n b) x (t) = sin¹ (70m t) c) x[n] = cos(0.375n n) + sin(0.5π n)
a) x[n] = e²+j5n is not periodic.
b) x(t) = sin¹ (70m t) has a period of T = 2π / (70m).
c) x[n] = cos(0.375n) + sin(0.5π n) has a period of T = 8.
To determine if the given signals are periodic, we need to check if there exists a positive value T for which the signals repeat after every T units of time (for continuous-time signals) or every T samples (for discrete-time signals). Let's analyze each signal:
a) x[n] = e²+j5n
This discrete-time signal is not periodic. The exponential term e² will keep growing as n increases, and there is no repeating pattern.
b) x(t) = sin¹ (70m t)
This continuous-time signal is periodic. To find its period, we need to identify the smallest positive value T for which sin¹ (70m t) repeats. The period of a sin¹ function is 2π, divided by the coefficient of t inside the sin¹ function. Therefore, the period is T = 2π / (70m).
c) x[n] = cos(0.375n) + sin(0.5π n)
This discrete-time signal is periodic. To find its period, we need to identify the smallest positive value T for which cos(0.375n) and sin(0.5π n) repeat. The period of both cos and sin functions is 2π. We need to find the least common multiple (LCM) of the coefficients in front of n for both terms, which is 8. Therefore, the period is T = 8.
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In the diagram shown at the right, ABCD is a parallelogram and BF = 16. Find the area of ABCD. Explain your reasoning. (Hint: Draw auxiliary lines through point A and through point D that are parallel to EH.)
The above question is a mathematical proof of the relationship between Lines and angles related to a Rhombus. See the proof below.
We know,
A Rhombus is a parallelogram with four sides (that is a quadrilateral). It's sides however are all of equal length.
we have,
∠DEC ≅ ∠BFC Reason = All Right Angles with Equal dimensions are congruent.
∠C ≅ ∠C Reason = It is the same angle for the two Right angles above which are congruent, hence Reflexive Property.
Δ DEC ≅ Δ BFC Reason = Angle Angle Side. The triangles are said to be congruent when two angles and a non-included side of one triangle match the corresponding angles and sides of another triangle.
≅ Reason = The corresponding parts of congruent triangles are congruent. Also, it is a parallelogram with all congruent sides.
ABCD is a Rhombus Reason = Its sides are all congruent.
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complete question:
Given: ABCD is a parallelogram, FC is congruent to EC, DE bisects BC and BF bisects DC Prove: ABCD is a rhombus
write an algebraic expression for each verbal expression. four more than the product of six and a number q
PLS HELPPP THXXXX dudnrudnd
Answer:
15.5kg and 13.25kg
Step-by-step explanation:
8x+4y=177
3x+2y=73 (changes to -----> 6x+4y=146)
subtract
2x=31
x=15.5 (large)
plug back in
3(15.5)+2y=73
46.5+2y=73
26.5=2y
13.25=y
(6th grade elementary)
Mrs Reyes loaned a money in the bank at 2.5% per annum (per year). If he loaned an amount of 80,000.00, how much will he pay the bank including the interest after a year?
after one year he will owe the bank 82,000.00
The following graph shows the amounts customers say they are willing to pay for jeans. What is the likelihood that a customer is willing to pay at least $95?
Considering that 30 out of 120 clients are willing to pay at least $95, we use the it's concept and find that there is a 0.25 = 25% probability that a customer is willing to pay at least $95.
What is a probability?A probability is given by the number of desired outcomes divided by the number of total outcomes.
In this problem, we suppose that 30 out of 120 clients are willing to pay at least $95, hence:
\(p = \frac{30}{120} = 0.25\)
There is a 0.25 = 25% probability that a customer is willing to pay at least $95.
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a coin is flipped 6 times. how many outcomes are possible in the sample space
Answer:
the answer would be 64
Step-by-step explanation:
you would need to make a sample space and when you test them you will have 64 outcomes
given the following acceleration function of an object moving along a line, find the position function with the given initial velocity and position. a(t) = 5 sin 4t; v(0) = 1, s(0) = 6
The position function of the object is s(t) = -5/16 cos(4t) + 1/4 sin(4t) + 6.
What is the position function of the object?The given information provides the acceleration function a(t) = 5 sin(4t), initial velocity v(0) = 1, and initial position s(0) = 6. To find the position function, we need to integrate the acceleration function twice with respect to time.
Step 1: Integrating the acceleration function once will give us the velocity function. Since the integral of sin(4t) is -1/4 cos(4t), we have v(t) = -5/4 cos(4t) + C1.
Step 2: To determine the constant of integration, C1, we use the initial velocity condition v(0) = 1. Substituting t = 0 and v(0) = 1 into the velocity function, we find 1 = -5/4 cos(0) + C1, which simplifies to C1 = 1 + 5/4 = 9/4.
Step 3: Integrating the velocity function once more will yield the position function. Integrating -5/4 cos(4t) + 9/4 with respect to t, we obtain s(t) = -5/16 cos(4t) + 1/4 sin(4t) + C2.
To find the constant of integration C2, we utilize the initial position condition s(0) = 6. Plugging in t = 0 and s(0) = 6 into the position function, we get 6 = -5/16 cos(0) + 1/4 sin(0) + C2, which simplifies to C2 = 6.
Therefore, the position function of the object is s(t) = -5/16 cos(4t) + 1/4 sin(4t) + 6.
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Tessa had $35. She bought a book for $7 and a magazine for $5. Which expression correctly shows the total money Tessa has left? this is kinda stressing me out
Answer:ANSWER: $35 + (-$7) + (-$5)
Step-by-step explanation:
Total - book $ - magazine $
Which is equal to:
Total + (-book $) + (-magazine $)
$35 + (-$7) + (-$5)
Hope this helps! :)
the body mass of a man is xkg.thebody mass of his two children are five-sixth and four_fifths of their father5 x over 6 + 4 x over 5 5 x over 6 + 4 x over 5
56/120
Step-by-step explanation:
The body masses of the two children in terms of their father's body mass, x, are:
First child's body mass = 5x/6 kg
Second child's body mass = 4x/5 kg
To express the body mass of the man's two children in terms of their father's body mass, we can use the given ratios.
Let the body mass of the man be x kg.
The first child's body mass is five-sixths of their father's body mass:
Body mass of the first child = (5/6) * x
= 5x/6 kg.
The second child's body mass is four-fifths of their father's body mass:
Body mass of the second child = (4/5) * x
= 4x/5 kg.
Therefore, the body masses of the two children in terms of their father's body mass, x, are:
First child's body mass = 5x/6 kg
Second child's body mass = 4x/5 kg
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i need help asapppppp
40 POINTS!
A system of equations is graphed on a coordinate plane.
Which coordinates are the best estimate of the solution to the system of equations?
A. (6, 0)
B. (0, 5)
C. (1, 4)
D. (1, 5)
The best estimate of the solution to the system of equations will be (1, 4). Then the correct option is C.
What is the solution to the equation?The allocation of weights to the important variables that produce the calculation's optimum is referred to as a direct consequence.
The system of the equations is given below.
2x + 3y = 12 ...1
4x + 2y = 10 ...2
Divide the equation 2 by 2, then we have
2x + y = 5 ...3
Subtract equation 3 from equation 2, then we have
2x + 3y - 2x - y = 12 - 5
2y = 7
y = 3.5
y ≈ 4
Then the value of 'x' is calculated as,
2x + 3.5 = 5
2x = 1.5
x = 0.75
x ≈ 1
The best gauge of the answer for the arrangement of conditions will be (1, 4). Then, at that point, the right choice is C.
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Find the point that lies 1/8 of the way on the line A to B, given that A is at -14 and B is at 10.
Answer:
-11
Step-by-step explanation:
Find the distance from point A to point B.
|-14 - 10| = |-24| = 24
Now find 1/8 of the distance from A to B.
1/8 * 24 = 24/8 = 3
Add 3 to the coordinate of point A.
-14 + 3 = -11
Answer: -11
Answer:
the point that lies at 1/8 from A = -11
Step-by-step explanation:
1/8
v
A --------------------|---------------B
-14 0 10
14 + 10 = 24
1/8 x 24 = 3
distance from point A = 3
therefore,
the point that lies at 1/8 from A = -11
Carol ran a 100 meter race in 13. 4 seconds. But, it was wrongly
measured as 14.1 seconds. What is the percent error involved in the
measurement?
Answer: Approximately 5.22%
========================================================
Work Shown:
A = true value = 13.4 seconds
B = measured value (erroneous value) = 14.1 seconds
C = percent error
C = [ (B-A)/A ] * 100%
C = [ (14.1-13.4)/(13.4) ] * 100%
C = 0.0522 * 100%
C = 5.22%
This value is approximate.
Help help help help
Answer: main
Step-by-step explanation:
Answer:
yeah it's main it cuts up through oak and elm
1
Susan is buying a subscription to a book company. The function c 45 +3.75m describes the
cost of the yearly subscription, c, in terms of the number of books, m, she orders.
What is the appropriate domain for the function?
Answer:
C: in terms of the number of books, m, she orders.
Step-by-step explanation:
HELP ME WITHS THIS PLEASE, I TRIED DOING IT BUT I can’t
Answer:
are you sure
Step-by-step explanation:
Answer:
Put an X on D, C, and F
G= 256
A=20
B=560 ( I'm not too sure)
H= 6
E= (I'm sorry I cant do E I have to go)
Step-by-step explanation:
A number Q is at least -2 and less than 6
Answer:
Q=-8
Step-by-step explanation:
Q-2-6
about ____ of the possible outcomes occur within one standard deviation of the mean\
Answer:
68%
Step-by-step explanation:
In normal distribution, the empirical rule (aka 68-95-99.7 rule) describes the approximate proportion of data that falls within certain distances from the mean of a normal distribution. Specifically, the rule states that:
About 68% of the data falls within one standard deviation of the mean.About 95% of the data falls within two standard deviations of the mean.About 99.7% of the data falls within three standard deviations of the mean.The average of a distribution is equal to the summation of x divided by the number of observations.
The average of a distribution, also known as the mean, is calculated by dividing the sum of all the observations by the total number of observations.
To understand why this calculation yields the average, consider the following:
Summation of x: The sum of all the observations, denoted as Σx (capital sigma x), represents the total value obtained by adding up all the individual values in the distribution. For example, if we have a set of observations {2, 4, 6, 8}, the summation of x would be 2 + 4 + 6 + 8 = 20.
Number of observations: The total number of observations, denoted as N, represents the count of how many values are included in the distribution. Using the previous example, if we have the set of observations {2, 4, 6, 8}, the number of observations N would be 4.
Division: By dividing the sum of all the observations (Σx) by the total number of observations (N), we calculate the average. In mathematical notation, the average (mean) is expressed as:
Mean (average) = Σx / N
Using our previous example, the average (mean) would be: 20 / 4 = 5.
The division operation by the total number of observations normalizes the sum of the values, resulting in an average value that represents the central tendency of the distribution. It gives us a measure of the "typical" or "average" value within the set of observations.
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