Function f(x) that satisfies f''(x) = −2 + 24x − 12x^2, f(0) = 7, and f'(0) = 14 is given by -x^2 + 4x^3 - x^4 + 14x + 7.
To find the function f(x), you need to integrate f''(x) twice and use the given initial conditions.
1. Integrate f''(x) to find f'(x):
f'(x) = ∫(-2 + 24x - 12x^2) dx = -2x + 12x^2 - 4x^3 + C1
2. Use the initial condition f'(0) = 14:
14 = -2(0) + 12(0)^2 - 4(0)^3 + C1
C1 = 14
So, f'(x) = -2x + 12x^2 - 4x^3 + 14
3. Integrate f'(x) to find f(x):
f(x) = ∫(-2x + 12x^2 - 4x^3 + 14) dx = -x^2 + 4x^3 - x^4 + 14x + C2
4. Use the initial condition f(0) = 7:
7 = -0^2 + 4(0)^3 - (0)^4 + 14(0) + C2
C2 = 7
Finally, f(x) = -x^2 + 4x^3 - x^4 + 14x + 7
In order to find the function f given f''(x) = −2 + 24x − 12x^2, f(0) = 7, and f'(0) = 14, we will need to integrate f''(x) twice to obtain the function f(x). The first integration gives us f'(x):
f''(x) = -2 + 24x - 12x^2∫f''(x) dx = ∫(-2 + 24x - 12x^2) dxf'(x) = -2x + 12x^2 - 4x^3 + C1The second integration gives us f(x):f'(x) = -2x + 12x^2 - 4x^3 + C1∫f'(x) dx = ∫(-2x + 12x^2 - 4x^3 + C1) dxf(x) = -x^2 + 4x^3 - x^4 + C1x + C2
We can use the given initial conditions to solve for the values of C1 and C2:f(0) = 7 ⇒ C2 = 7f'(0) = 14 ⇒ C1 = 14 Plugging in the values of C1 and C2, we obtain the final function: f(x) = -x^2 + 4x^3 - x^4 + 14x + 7 .
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Based on the graph how many cups of flour is needed per batch of cookies? 1, 1.5, 2, 2.5
It is not possible to answer this question without seeing the graph. Please provide the graph or a description of the graph.
-2(3x + 6) > 4(x + 7)
solve the equation by completing the square x^2-18x=19
Answer:
x = - 1 , x = 19
Step-by-step explanation:
x² - 18x = 19
to complete the square
add ( half the coefficient of the x- term)² to both sides
x² + 2(- 9)x + 81 = 19 + 81
(x - 9)² = 100 ( take square root of both sides )
x - 9 = ± \(\sqrt{100}\) = ± 10 ( add 9 to both sides )
x = 9 ± 10
then
x = 9 - 10 = - 1
x = 9 + 10 = 19
Describe the transformation
(x,y) to (y-2, x+2)
The weight limit for suitcase is 23 kg. You want to make sure that you will not be charged baggage fees on your flight back. What is the weight limit in pounds? 1 kg = 2.2 pounds.
Answer:
33lbs
Step-by-step explanation:
I need the answer for both questions btw its 1 problem I'll give you brainlist if you get it correct i need it asap
Answer:
1.) B (Real Numbers)
2.) A
Step-by-step explanation:
) find the number of ways to distribute 10 identical cards into 3 boxes, where each box has at least one card.
Numbers of ways to distribute 10 identical cards into 3 boxes is 36
Combination is is a way of selecting items from a collection where the order of selection does not matter.
Formula of combination:
Let a x-combination of a set is a subset of x distinct elements of S. If the set has n elements, the number of x-combinations is equal to the binomial coefficient.
ⁿCₓ = n(n-1)(n-2)(n-3). . . (n-x+1) / (x-1)(x-2)(x-3) . . . .(1)
which can be written as ⁿCₓ = n! / (n-x)! x! , when n > x
ⁿCₓ = 0 , when n < x
Where n = distinct object to choose from
C = Combination
x = spaces to fill
According to the question,
Number of identical cards : n =10
Number of box cards are being distributed : x = 3
Number of ways to distribute when no condition is given : ⁿ⁺ˣ⁻¹Cₓ₋₁
If we place one one card in each box then
Number of cards left with us = 10 - 3
= 7
Now, condition of at least one cards in each box is satisfied ,
Then total number of ways to distribute 7 cards into 3 = ⁷⁺³⁻¹C₃₋₁
=> ⁹C₂ = 9! / (9 - 2)! 2!
=> 9×8×7! / 7!2!
=> 9×8/2
=> 9×4
=>36 ways
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you are given your distance from the lighthouse and the angle of elevation. find the height of the lighthouse.
I assume you are learning about right triangle trig.
In this case, h = sin(59) * hypotenuse (have you learned about SOHCAHTOA ?)
But we don't know the hypotenuse. So we need to find it.
105 = cos(59) * hypotenuse (SOHCAHTOA again)
hypotenuse = 105 / cos(59) = 203.8 ft approximately
And then h = sin(59) * 203.8 = 174.7 ft approximately
Answer: 174.7 ft
Step-by-step explanation:
In this case, h = sin(59) * hypotenuse (have you learned about SOHCAHTOA ?)
But we don't know the hypotenuse. So we need to find it.
105 = cos(59) * hypotenuse (SOHCAHTOA again)
hypotenuse = 105 / cos(59) = 203.8 ft approximately
And then h = sin(59) * 203.8 = 174.7 ft approximately
8. The population of New Oxford, PA has been increasing by a rate of 4% each year. If the population is 5,542
in 2016, then what will the population be in 2022?
the population of New Oxford, PA is expected to be approximately 7,010 in 2022.To solve the problem, we need to use the formula for exponential growth
what is approximately ?
"Approximately" means close to, or almost but not exactly. When we use the word "approximately" in a mathematical context, it usually means that we are giving an estimate or an approximation of a value that is not known exactly
In the given question,
To solve the problem, we need to use the formula for exponential growth:
P = P0 * (1 + r)ᵃ
where P is the final population, P0 is the initial population, r is the growth rate as a decimal, and t is the time in years.
In this case, we have P0 = 5,542, r = 0.04 (since the population is increasing by 4% each year), and t = 6 (since we want to find the population in 2022, which is 6 years after 2016). Plugging in the values, we get:
P = 5,542 * (1 + 0.04)⁶
P = 5,542 * 1.2653
P = 7,010.3
Therefore, the population of New Oxford, PA is expected to be approximately 7,010 in 2022.
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PLEASE HELP ME ASAPPPP
Answer:
The answer is
90 degrees the first one is I don't know about the rest sorry
Step-by-step explanation:
B is between A and C AB = 4 and BC = 5. Find AC.
Answer:
9
Step-by-step explanation:
5+4=9
Can somone please help me and explain very much appreciated and this is 7th grade math btw
Answer:8.95+10>115
Step-by-step explanation: wow ok
Write an inequality, in slope-intercept form, for the graph below. If necessary,
use "<=" for < or ">" for >.
Can anyone pls help ?
Given:
The graph of a linear inequality.
The boundary line passes through the points (0,-2) and (1,1), and the shaded region lies above the boundary line.
To find:
The inequality for the given graph.
Solution:
The boundary line passes through the points (0,-2) and (1,1), so the equation of the boundary line is:
\(y-y_1=\dfrac{y_2-y_1}{x_2-x_1}(x-x_1)\)
\(y-(-2)=\dfrac{1-(-2)}{1-0}(x-0)\)
\(y+2=\dfrac{1+2}{1}(x)\)
\(y+2=3x\)
Subtract 2 from both sides.
\(y=3x-2\)
The boundary line is a solid line and the shaded area lies above the boundary line, so the sign of inequality must be \(\geq \).
\(y\geq 3x-2\)
Therefore, the required inequality is \(y\geq 3x-2\).
Answer:
y>3x-2
Step-by-step explanation:
.............................
two chicken coops are to be built adjacent to one another using 120 ft of fencing. what is the maximum area of an individual coop?
The maximum area of an individual coop to be built adjacent to one another is 450 ft².
Let the length of each chicken coop be l ft and the width of each chicken coop be w ft. Since the coops are built adjacent to each other, hence,
total length = l + l = 2l and the width = w
The perimeter of the coop = 2(length + width) = 2(2l + w) = 4l + 2w
120 = 4l + 2w
w + 2l = 60
w = 60 - 2l (1)
The area (A) = length x width
= 2l x w
= 2l(60 - 2l)
Area = 120l - 4l²
At maximum area, dA/dl = 0, therefore:
dA/dl = 120 - 8l
120 - 8l = 0
8l = 120
length = 15 ft
putting l = 21 ft in equation 1 gives:
w = 60 - 2(15)
= 60 - 30
width = 30 ft.
The dimension of the individual coop has width of 30 ft and length of 15 ft.
Therefor, Area = length x width = 30 x 15 = 450 ft².
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Your friend has owned a dog for 35 weeks. This is five weeks less than twice as long as he has owned a cat. How long has your friend owned a cat? .
Answer:
20 weeks
Step-by-step explanation:
35+5=40
40/2=20
At what age do many children have the ability to do simple arithmetic problems?
a. Early childhood
b. Middle childhood
c. Infancy
d. Toddler
Many children develop the ability to do simple arithmetic problems during their early childhood years, typically between the ages of 4 and 6. Correct option is a).
During this time, children start to understand basic mathematical concepts such as counting, addition, and subtraction. They may also begin to recognize and name numbers and use basic math vocabulary. However, it's important to note that every child develops at their own pace and some may show these skills earlier or later than others. It's also important for parents and caregivers to provide opportunities for children to practice and reinforce these skills through activities such as counting objects, playing number games, and solving simple math problems.
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1. An online movie rental website charges $10 for one month of service plus $4 per rental. Write an equation to model the total price for one month of service if r represents the number of rentals and p
represents the total price.
Answer: p = 4r + 10
Step-by-step explanation:
The price is $4 per rental, so 4*r, and there is a flat rate of $10 per month, so + 10.
When the declaration/// int y = 5; /// is followed by the
assignment /// y += 3.7; /// the value of y is _______.
Answer:
y = 8.7
Step-by-step explanation:
Assuming we can use decimal places, y is equal to 8.7.
In programming, += is often used as a substitute for y = y + x (example)
Therefore, y = y + 3.7, and since y = 5, y = 5 + 3.7, y = 8.7
УА 1- 0 1 (a) State the value of f(1). (b) Estimate the value of f(-1). (c) For what values of x is f(x) = 1? (Enter your answers as a comma-separated list X = (d) Estimate the value of x such that f(x) = 0. X = (e) State the domain and range of f. (Enter your answers in interval notation.) domain. range (f) On what interval is f increasing? (Enter your answer using interval notation.)
Given the function f(x) = 1 - x, we need to determine the value of f(1), estimate f(-1), find the values of x for which f(x) = 1, estimate the value of x such that f(x) = 0, state the domain and range of f, and identify the interval on which f is increasing.
(a) To find f(1), we substitute x = 1 into the function:
f(1) = 1 - 1 = 0.
(b) To estimate the value of f(-1), we substitute x = -1 into the function:
f(-1) = 1 - (-1) = 2.
(c) To find the values of x for which f(x) = 1, we set the equation equal to 1 and solve for x:
1 - x = 1
-x = 0
x = 0.
Therefore, x = 0 is the only value for which f(x) = 1.
(d) To estimate the value of x such that f(x) = 0, we set the equation equal to 0 and solve for x:
1 - x = 0
x = 1.
Therefore, x = 1 is an estimate for which f(x) = 0.
(e) The domain of f is the set of all real numbers since there are no restrictions on the input x. The range of f is the set of all real numbers from negative infinity to positive infinity, excluding 1.
(f) The function f(x) = 1 - x is a linear function with a negative slope of -1. Since the slope is negative, the function is decreasing on the entire real number line.
Therefore, the interval on which f is increasing is empty or "∅" in interval notation.
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How do you solve this algebraically? I'm a bit confused on how you separate the absolute value it into a piecewise function. Thanks
Function f(x) approaches to ∞ as x approaches to 2 from left and from the right.
The absolute values are separated into two function given as,
|a| = { a , if a≥0 and -a , if <0}
The expression that we have been given is
f(x) = 4|x/(x^2 – 4)|
the absolute expression can split in following two ways which are
|x/(x^2 - 4)| = {-[x/(x^2 – 4)] , if x<2 and [x/(x^2 – 4 )] if x≥2}
a) Lim x -> 2- f(x) = lim x -> 2- 4{-[x/(x^2 – 4)]}
= lim x -> 2- 4[x/(4 - x^2 )]
= 4[2/(4 – 4)]
= 8/0
= ∞ (because something divide by 0 is infinite)
b) Lim x -> 2+ f(x) = lim x -> 2+ 4[x/(x^2 – 4)]
= 4[2/(4 – 4)]
= 8/0
= ∞ (because something divide by 0 is infinite)
Hence f(x) approaches to ∞ as x approaches to 2 from the left and from the right.
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Frank can mow lawns at a constant rate of 65 lawns per hour. How many lawns can Frank mow in 50 hours
Answer:
3250
Step-by-step explanation:
50 x 65 = 3250
please give the answer if your answer will be correct I promise that will mark as brainliest
Answer:
4 1/2 : 2 1/4
Divide both sides by 2 1/4
2 : 1
-------------------------------
3 months : 1 year
1 year = 12 months
3 : 12
Divide both sides by 3
1 : 4
4÷1×2 it the answer and questions
What is the measure of M
Answer:
It's also 52 If I got it wrong I'm so sorry but I'm good at angles
Step-by-step explanation:
The perimeter of the triangle below is 55 units. Find the length of side QR.
Write your answer without variables.
Answer:
QR = 8Step-by-step explanation:
find y with an equation5y+y+3+4y+2=55
10y=55-3-2
10y=50
y=50:10
y=5
find QRQR = y+3
5+3=8
what us 3 1/3 Divided by 4
Answer:
0.8333333
Step-by-step explanation:
Answer: 7/8
-------------------
carrie draws 6 cards simultaneously from a well-shuffled deck of 52 playing cards. 12. what is the probability that she chooses 4 spades and 2 cards that are not spades? a. 0.0692 b. 0.0260 c. 0.2811 d. 0.1376 e. 0.0815 13. what is the probability that she chooses 2 red face cards? a. 0.7809 b. 0.3741 c. 0.2387 d. 0.1202 e. 0.6601
Using the theories of probability, we got that 0.0260 is the probability of choosing 4 spades and 2 cards that are not spades and 0.1202 is the probability of choosing 2 red face cards from a well shuffled deck of 52 playing cards..
We know a deck of 52 playing cards has 13 hearts, 13 clubs, 13 spades,
13 diamonds.
∴ The possibility that she chooses 4 spades and 2 cards that are not spades is,
= (\(^1^3C_4\)×\(^3^9C_2\))/(\(^5^2C_6\))
As from the 13 spade cards 4 are chosen, so now we are left with (52 - 4) = 48
and 2 cards that are not spades means out of 9 spades that are left after choosing 4 that is 9 will also be subtracted (48 - 9) = 39.
= (13!/(13 - 4)!×4!)×(39!/(39 - 2)!×2!)/52!/(52 - 6)!×6!
= (13!/9!×4!)×(39!/37!×2!)/(52!/46!×6!)
= (13×12×11×10)/(4×3×2)×(39×38)/2)/(52×51×50×49×48×47)/(6×5×4×3×2)
= (529815)/(20358520)
= 0.026.
Similarly, the probability of choosing 2 red face card is given by
=(\(^6C_2\)×\(^4^6C_4\))/(\(^5^2C_6\))
=[ [(6! / (2!.4!)] × [46! / (4!.42!)] ]/ [52! / (6!.46!)]
=(15×163185)/20358520
=0.1202.
Hence, the probability of choosing 4 spades and 2 cards by carrie that are not spades is 0.026 and the probability of choosing 2 red face cards by carrie is 0.1202.
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Is (–39, 42) a solution to the equation y = x + 81?
Answer:
Yes
Step-by-step explanation:
Yes because if you insert -39 for x and 42 for y then your equation is:
42 = -39 + 81
If you were to solve this equation it would be true.
What is the equation of the line that passes through (1, 2) and is parallel to the line whose equation is 4x + y +1 = 0?
4x-y-6 = 0
4x + y-6= 0
O4x+y+6=0
A custom t-shirt company charges a $200 setup fee and $5 per t-shirt. Write an equation that can be used to determine how many t-shirts must be produced so that the total cost per t-shirt is $5.33?
A. (200+5x)/x =5.33
B. (200/x) +x = 5.33
C (200) + 5/x = 5.33
200 + 5x = 5.33/x
Answer:
its a
plz brainlest
Step-by-step explanation:
What is the value of the expression below? (9 divided by 3)+4(6-7)
Answer:
-1
Step-by-step explanation:
(9 divided by 3) + 4 (6 - 7) =
(9 ÷ 3) + 4 (6 - 7) =
( 3 ) + 4 ( -1 ) = Multiply 4 by -1
( 3 ) ( -4 ) = Subtract
-1