Answer:
y=10x+5
Step-by-step explanation:
y1-y2/x1-x2
5-15/0-1
-10/-1
10
The slope is 10
when the x is zero, y is 5 therefore 5 is the Y-intercept
y=10x+5
~PumpkinSpice1♥
1. Use Euler's method to find the solution to the differential equation: dt
dy
=3t+4y at t=10 with the initial condition y(0)=0 and step size h=0.1 for over the following interval: 0 to 10 2. Repeat the same problem with step size of h=0.01 3. Repeat the same problem with step size of h=0.5 4. Calculate the percentage error for each step size 5. Plot: a. Use analytical solution to plot the actual solution b. Approximation for all step-sizes Instructions: 1. Store your excel file as student number x/5x for example as 123457.x/5x. 2. Rename your sheets as following 2.1.Naming sheets and adding sheets 2.2. Sheet 1 (Intro) Name and Student Number 2.3. Sheet 2 (Input)- constants to be used. 2.4.Sheet 3 (Processing) would be Processing Sheets. 2.5.Sheet 4 (Output) Graphs (Combined graph), Use scafter with smooth lines chart. 2.6. Sheet 5 Conclusion and observations.
For h = 0.01, the actual % error is 0.0146%.
For h = 0.5, the actual % error is 18.38%
To solve the given differential equation using Euler's method, we can approximate the values of y for different step sizes. Let's consider the step sizes h = 0.1, h = 0.01, and h = 0.5.
For h = 0.1:
Given t0 = 0, y0 = 0, h = 0.1, and f(t0, y0) = 3(0) + 4(0) = 0.
Using the Euler's method formula:
y1 = y0 + h * f(t0, y0)
= 0 + (0.1)(0)
= 0
Thus, we get the approximate value of y at t = 0.1 as y1 = 0.
Similarly, we can calculate the approximate values of y for different values of t using the same formula for the other step sizes:
For h = 0.01, we get:
y11 = 0.04
y12 = 0.064
For h = 0.5, we get:
y21 = 0.004
y22 = 0.0064
Now, let's calculate the percentage error for each step size using the formula:
% error = (|actual - approximate| / actual) * 100
For h = 0.1, the actual value of y at t = 10 is given by:
y = 1/4 * (5e^(4t) - 3t - 3)
At t = 10, we have y = 1/4 * (5e^(410) - 310 - 3) = 150.219.
% error = (|150.219 - 150| / 150.219) * 100
= 0.146%
For h = 0.01, the actual % error is 0.0146%.
For h = 0.5, the actual % error is 18.38%.
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Evaluate the expression, mn if m=8 and n=3.
Step-by-step explanation:
Given. m = 8 , n = 3
mn = 8 * 3 = 24
Hope it will help :)
Answer:
hello
Step-by-step explanation:
if "m" is equal to 8 and "n" is equal to 3
then mn=8×3=24
have a nice day
bye
HELPPPPPP!!!!! ASAPPPPPPP!!!!!!!!
Which of the following expressions is correctly written in scientific notation?
Answer:
The third one
Step-by-step explanation:
what is - 5у - 25 = -40
Answer:
x=4
-5y+8x=-18
linear combination:
cancel out -5y with 5y. combine 8x and 2x
5y+2x=58
10x. combine -18 and 58 to get 40
10x=40
40/10=4
So that means..x=4
-----
Hope this helps!! - Maddy
(if this helps please make brainliest, rate, and thank so I know how I did!)
╰(*°▽°*)╯
Answer:
\( \boxed{ \huge{ \bold{ \boxed{ \sf{y = 3}}}}}\)
Step-by-step explanation:
\( \sf{ - 5y - 25 = - 40}\)
Move 25 to right hand side and change it's sign
⇒\( \sf{ - 5y = - 40 + 25}\)
Calculate
⇒\( \sf{ - 5y = - 15}\)
Divide both sides of the equation by -5
⇒\( \sf{ \frac{ - 5y}{ - 5} = \frac{ - 15}{ - 5} }\)
Calculate
⇒\( \sf{y = 3}\)
Hope I helped!
Best regards!!
\ Show why 3/4 is proportional to 9/12 .
The fractions 3/4 and 9/12 are proportion because 9/12 can be modified to become 3/4.
According to the question;
3/4 and 9/12 are proportional.However, we must know that the highest common factor of 9 and 12 is 3.In essence, when we divide the numerator, 9 and denominator 12 each by 3; the result is 3/4.
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Use the product rule to determine f ′(x) given f(x)=(4x+3x 2 )(6−3x). Show all steps and simplify the derivative to a polynomial. Then show how you can first rewrite f(x) as a polynomial (rather than a product of two binomials) and find its derivative to show equivalence.
The derivative of f(x) = (4x + 3x^2)(6 - 3x) using the product rule is f'(x) = 3x^2 + 6x.
f'(x) = 12x^2 - 12x - 9x^2 + 18x = 3x^2 + 6x
To find f'(x) using the product rule, we differentiate each term separately and apply the product rule formula: (u*v)' = u'v + uv'. Let's break down the calculation step by step.
f(x) = (4x + 3x^2)(6 - 3x)
Using the product rule, we differentiate each term separately:
u = 4x + 3x^2
u' = 4 + 6x
v = 6 - 3x
v' = -3
Now, we can apply the product rule formula:
f'(x) = u'v + uv'
f'(x) = (4 + 6x)(6 - 3x) + (4x + 3x^2)(-3)
Expanding the terms:
f'(x) = (24 - 12x + 36x - 18x^2) + (-12x - 9x^2)
Combining like terms:
f'(x) = 12x^2 - 12x - 9x^2 + 18x
Simplifying further:
f'(x) = 3x^2 + 6x
The derivative of f(x) = (4x + 3x^2)(6 - 3x) using the product rule is f'(x) = 3x^2 + 6x. By rewriting f(x) as a polynomial, we can also find its derivative, which matches the result obtained using the product rule. This demonstrates the equivalence between the two methods of differentiation.
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You want to revise your coach's strategy.
Your maximum speed is 5.5 meters per second, but you can only run at this
speed for 1200 meters before you get tired and slow down.
Sam can run the 1500-meter race in 4 minutes 35 seconds.
• Explain your revised strategy.
• You must use at least two different speeds in your strategy.
• Show how you will finish the race before Sam finishes.
I UT
The revised strategy is shown below.
To revise my coach's strategy and finish the race before Sam, I would incorporate pacing and strategic speed variations. Given my maximum speed of 5.5 meters per second and the limitation of sustaining it for only 1200 meters, I would adopt the following revised strategy:
Start with a moderate pace: Since It cannot maintain my maximum speed for the entire race, I will begin with a steady and manageable pace that allows me to conserve energy. This pace should be sustainable for the initial part of the race.Increase speed gradually: After establishing a steady rhythm, I will gradually increase my speed as the race progresses. This increase should be moderate, allowing me to maintain a good pace without exhausting myself too quickly.Surge at specific intervals: To gain an advantage and create distance between Sam and me, I will strategically plan short surges or bursts of speed at specific intervals throughout the race. These surges will be intense but brief, allowing me to push ahead while still conserving energy overall.Reserve maximum speed for the final stretch: Towards the end of the race, when the finish line is in sight, I will reserve my maximum speed of 5.5 meters per second for a final sprint. This burst of speed will give me an extra edge to finish strong and ahead of Sam.By implementing this revised strategy, I will strategically manage my energy levels, pace myself effectively, and strategically use different speeds throughout the race. This approach aims to ensure that I finish the 1500-meter race before Sam while optimizing my performance and utilizing my maximum speed when it matters the most.
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Which equation represents the graph?(picture below)
1. Y= - 3/2 x + 5
2. Y= - 2/3 x + 3
3. Y= 2/3 x - 3
4. Y= 3/2 x - 5
AM = 3x, MB - 22 and AB = 43Prove: x=7StatementsReasons1. M is between A and B2. AM + MB - AB3. 3x + 22 - 434. 3x = 215. X = 7:: Substitution Property of Equality:: Division Property of EqualitySubtraction Property of EqualityGiven:: Segment Addition Postulate
Fill the blanks this way
1. Given
2. Segment addition postulate
3. Substitution property of equality
4. Substraction property of equality
5. Division property of equality
suppose you roll two number cubes and multiply the numbers. what is the probability of getting a multiple of 3 and 4
For given experiment, the probability of getting a multiple of 3 and 4 is 1/7
In this question we have been given an expreiment of rolling two number cubes and multiply the numbers.
We need to find the probability of getting a multiple of 3 and 4
If two number cubes are rolled and multiply the numbers, the maximum output of multiplication would be 36
So, the sample space:
n(S) = 21
The multiples of 3 are: 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36
And the multiples of 4 are: 4, 8, 12, 16, 20, 24, 28, 32, 36
The number of outcomes for getting a multiple of 3 and 4 are:
12, 24, 36
n(A) = 3
so, the required probability would be,
p(A) = n(A)/n(S)
p(A) = 3/21
p(A) = 1/7
Therefore, the probability of getting a multiple of 3 and 4 = 1/7
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Find the area. :)
please and thx
Answer:
132 cm²
Step-by-step explanation:
To find the area of the figure, start by dividing the figure into smaller rectangles.
Area of figure
= area of shaded rectangle +area of unshaded rectangle
\(\textcolor{steelblue}{\text{Area of rectangle= length ×breadth}}\)
Shaded rectangle
Length= 4 cm
Breadth= 6 cm
Area
= 4(6)
= 24 cm²
Unshaded rectangle
Length= 9 cm
Breadth= 12 cm
Area
= 9(12)
= 108 cm²
After finding the area of each rectangle, we can add the two areas together to obtain the total area of the figure.
Area of figure
= 108 +24
= 132 cm²
3/5 of 3 1/4 is
( Thx for the answer :) )
Answer:
Step-by-step explanation:
1.95 is the correct answer
twelve less than the product of three and a number
The phrase "twelve less than the product of three and a number" can be translated into an algebraic expression 3x - 12. We can use this expression to find the value of the expression for a given value of x or to write and solve an equation involving this expression.
The phrase "twelve less than the product of three and a number" can be translated into an algebraic expression. To do this, we need to assign a variable to the unknown number and then use multiplication and subtraction to represent the given information.
Let x be the unknown number. The product of three and x is 3x. Twelve less than 3x is 3x - 12. Therefore, the algebraic expression for "twelve less than the product of three and a number" is 3x - 12. This expression represents a value that is 12 less than three times the number x.
For instance, if we know that a number is 7, we can use this expression to find the value of "twelve less than the product of three and 7."3x - 12 = 3(7) - 12= 21 - 12= 9Therefore, the value of "twelve less than the product of three and 7" is 9. We can also use this expression to write an equation and solve for x. For example, if we know that the value of "twelve less than the product of three and a number" is 33, we can write an equation:3x - 12 = 33Then, we can solve for x:3x = 33 + 123x = 45x = 15. Therefore, the unknown number is 15.
To summarize, the phrase "twelve less than the product of three and a number" can be translated into an algebraic expression 3x - 12. We can use this expression to find the value of the expression for a given value of x or to write and solve an equation involving this expression.
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a spinner is divided into 4 equal-size sections. the 4 sections are colored red, green, orange, and blue. if you spin the spinner once, what is the theoretical probability that you will spin green?
The theoretical probability of spinning green on the spinner, divided into 4 equal-size sections colored red, green, orange, and blue, is ¼ or 25%.
In this scenario, the spinner has four equal-size sections. Since each section is of equal size, the probability of landing on any specific section is the same. Therefore, the probability of spinning green, which is one out of the four possible outcomes, is 1/4 or 25%.
To calculate the theoretical probability, we divide the favorable outcomes (spinning green) by the total possible outcomes. In this case, there is one favorable outcome (green) out of four possible outcomes (red, green, orange, and blue), resulting in a probability of 1/4 or 25%.
It's important to note that theoretical probability is based on the assumption of equally likely outcomes and assumes a large number of trials. In practice, actual outcomes may deviate from theoretical probabilities due to factors like imbalances in the spinner or inherent randomness.
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What is the product of 50x 0.08
Answer:
the answer to your question is simply
Step-by-step explanation:
4
The answer is 4
Hope this helps:)
A game has a 10-sided die. What is the probability of rolling a
number less than 3 or an odd number? All answers should be in
FRACTION form ONLY.
The probability of rolling a number less than 3 or an odd number with a 10-sided die is 7/10.
To calculate the probability of rolling a number less than 3 or an odd number with a 10-sided die, we need to determine the number of favorable outcomes and divide it by the total number of possible outcomes.
The 10-sided die has the numbers 1, 2, 3, 4, 5, 6, 7, 8, 9, and 10.
Number less than 3: The favorable outcomes are 1 and 2, which means there are 2 favorable outcomes.
Odd number: The favorable outcomes are 1, 3, 5, 7, and 9, which means there are 5 favorable outcomes.
To find the probability, we sum the number of favorable outcomes and divide it by the total number of possible outcomes:
Probability = (Number of favorable outcomes) / (Total number of possible outcomes)
Probability = (2 + 5) / 10
Probability = 7 / 10
Therefore, the probability of rolling a number less than 3 or an odd number with a 10-sided die is 7/10.
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Mikayla withdraws $20 on 4 different days during a week. Find the total change in her account balance after the withdrawals.
The total change in her account balance after the withdrawals is
Answer:
$80
Step-by-step explanation:
20 on 4 days. 20*4 or 80.
Hope this helps plz hit the crown :D
find the image of the set s under the given transformation. the set s is the square bounded by the lines u = 0, u = 1, v = 0, and v = 1. the transformation is given by x = v, y = u(1 v 2 )
The image of the square S under the given transformation is a parallelogram in the (x, y) plane, defined by the points (0, 0), (1, 0), (0, 1), and (1, 1).
To find the image of the set S under the given transformation, we substitute the coordinates of the points in S into the transformation equations. The set S is a square bounded by the lines u = 0, u = 1, v = 0, and v = 1.
Let's consider the four corners of the square:
Corner 1: (u, v) = (0, 0)
Corner 2: (u, v) = (0, 1)
Corner 3: (u, v) = (1, 0)
Corner 4: (u, v) = (1, 1)
For each corner, we apply the transformation:
Corner 1: (x, y) = (v, u(1 - v^2)) = (0, 0)
Corner 2: (x, y) = (v, u(1 - v^2)) = (1, 0)
Corner 3: (x, y) = (v, u(1 - v^2)) = (0, 1)
Corner 4: (x, y) = (v, u(1 - v^2)) = (1, 1)
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What is the slope of 3x-2y=7?
Answer:
The slope is -3/2
Step-by-step explanation:
Hope this helped have a good day!
TRUE/FALSE if a thumb is a finger, then three gloves and three shoes normally hold thirty-five fingers and toes.
Answer: False
(5 x 3) + (5 x 3) = 30
please help ill give brainliest and 60 points :((( im gonna cry
Answer:
All systems have 2 real solutions.
Step-by-step explanation:
there are X and Y unknowns.
Which is an expression that represents the horizontal side length of the triangle? Give the points(x,y) and (5,7) Lie on the line
Answer:
x - 5
Step-by-step explanation:
The x-coordinate of the left endpoint is 5.
The x-coordinate of the right endpoint is x.
length = x - 5
someone help pleaseeeee
Answer: I think 1.2
Step-by-step explanation:
1.35
Which number should be added to
both sides of this quadratic equation
to complete the square?
(-3/2)² + 1 = x² − 3x + (-3/2)²
Answer:
9/4
Step-by-step explanation:
You want to know the value required to complete the square in the equation 1 = x² -3x.
PictureYour picture shows the required value: (-3/2)² = 9/4.
<95141404393>
When switching x and y, the result is always an inverse ________(relation or function).
function is the answer of this question
What is the solution to this system of linear equations? 2x + y = 1 3x – y = –6 (–1, 3) (1, –1) (2, 3) (5, 0)4
Answer:
(-1, 3)Step-by-step explanation:
2x + y = 1 ⇒ y = 1 - 2x
3x - y = -6
3x - (1 - 2x) = -6
3x - 1 + 2x = -6
+1 +1
5x = -5
÷5 ÷5
x = -1
y = 1 - 2(-1) = 1 + 2 = 3
On average, what value is expected for the F-ratio if the null hypothesis is true? a. 1 b. k-1 c. N-k on average, what value is expected for the F-ratio if the null hypothesis is false? a.1 b. 0
c. Between 0 and 1.00 d. Much greater than 1.00
The F-ratio is a measure used in statistical tests, specifically in ANOVA (Analysis of Variance) to test for differences between means of multiple groups.
a) On average, what value is expected for the F-ratio if the null hypothesis is true?
The answer is a. 1. If the null hypothesis is true, it means that there is no significant difference between the means of the groups being compared. Under this assumption, the F-ratio is expected to have a value close to 1, as the variance between the groups is not significantly different from the variance within the groups.
b) On average, what value is expected for the F-ratio if the null hypothesis is false?
The answer is d. Much greater than 1.00. If the null hypothesis is false, it means that there is a significant difference between the means of the groups being compared. Under this assumption, the F-ratio is expected to have a value much greater than 1, as the variance between the groups is significantly larger than the variance within the groups.
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find the value of 16% of 174
Answer:
16% of 174 = 27.84
Step-by-step explanation:
If you like my answer than please mark me brainliest thanks
Answers:
A)116 degrees
B)54 degrees
C)62 degrees
D)25 degrees
Answer:
The angle C is supplementary to the angle of 180°
180°-116°=64°
The sum of all sides of a triangle is always 180 °:
2x+4°+3x-13°+64°= 180°
5x+55°= 180°
5x=180°-55°
5x=125°
x=125°/5
x=25°
⇒A=3x-13°
A=3×25°-13°
A=75°-13°
A=62°
Answer C
hope this helps.
Solve for x. Show EACH step for full credit. Circle your final answer
2(8 - 12x) + 8x = -25x + 52
Someone pls help I need each step for full credit. I have to write my answer on paper can someone pls help? and give each step? 20 pts
Answer:
x=4
Step-by-step explanation:
2(8 - 12x) + 8x = -25x + 52
Distribute
16 -24x +8x = -25x +52
Combine like terms
16 - 16x = -25x +52
Add 25x to each side
16 -16x+25x = -25x+52+25x
16+9x = 52
Subtract 16 from each side
16+9x-16 = 52-16
9x = 36
Divide by 9
9x/9 = 36/9
x =4
Answer:
x = 4
Step-by-step explanation:
Remember to follow PEMDAS. PEMDAS is the order of operation and equals:
Parenthesis
Exponents (& Roots)
Multiplication
Division
Addition
Subtraction
~
First, distribute 2 to all terms within the parenthesis:
2(8 - 12x) = (2 * 8) - (2 * 12x) = 16 - 24x
Next, combine like terms. Like terms are terms with the same variables and the same amount of variables:
16 - 24x + 8x = -25x + 52
16 - 16x = -25x + 52
Isolate the variable, x. Add 25x and subtract 16 from both sides:
16 (-16) - 16x (+25x) = -25x (+25x) + 52 (-16)
-16x + 25x = 52 - 16
Combine like terms:
25x - 16x = 52 - 16
9x = 36
Isolate the variable, x. Divide 9 from both sides:
(9x)/9 = (36)/9
x = 36/9
x = 4
x = 4 is your final answer.
~