The exact values for a₀ and a₁ in the Taylor series for e²cos(2x) about 0 are a₀ = 1 and a₁ = 0.
The Taylor series for e²cos(2x) about 0 can be obtained by expanding the function using the derivatives of all orders at a. Since the function cos(2x) is an even function, all the odd derivatives will evaluate to 0. Therefore, a₀ will be the term corresponding to the zeroth derivative of e²cos(2x) at 0, which is e²cos(2(0)) = e². Hence, a₀ = 1.
The first derivative of e²cos(2x) is -2e²sin(2x). Evaluating this derivative at x = 0 gives -2e²sin(2(0)) = 0. Therefore, a₁ = 0.
Thus, the exact values for a₀ and a₁ in the Taylor series for e²cos(2x) about 0 are a₀ = 1 and a₁ = 0.
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what are the total surface area of three of these ice cubes (pic attached)
Answer:
18 feet2
Step-by-step explanation:
Thanks Have a nice day
3+ T/2 = 35  (Solve for T)
Therefore , the solution to the given problem of linear equation comes out to be T= 64.
Define a linear equation.Any function that fulfills the algebraic equation y=mx+b is said to be linear. B is the slope, and m is the y-intercept. Since both x and y are factors, the previous sentence is commonly referred to as an equation system with two variables." Two-variable linear equations are referred to as bivariate equations. There are several applications for linear equations: x + z = 2, and 3z - y + z = 3 both have a zero solution. If an equation has the form y=mx+b, where m stands for the slope and b for the y-intercept, it is referred to as linear. The equation is written as Y=mx+b, where m denotes the slope and b the y-intercept.
Here,
Given : 3+ T/2 = 35
thus,
=> 3+ T/2 = 35
=> T/2 = 35-3
=> T/2 = 32 *2
=> T= 64
Therefore , the solution to the given problem of linear equation comes out to be T= 64.
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Find the velocity of the car at the end of a drag race. Round to the nearest whole number.
Answer:
183 miles per hour.
Explanation:
The estimated velocity(v) at the end of a drag race is modeled using the formula below:
\(v=234\sqrt[3]{\frac{p}{w}}\)Given:
• The horsepower, p = 1311
,• The weight (in pounds), w = 2744 pounds.
Substitute into the formula above:
\(\begin{gathered} v=234\sqrt[3]{\frac{1311}{2744}}=182.9 \\ v\approx183\text{ miles per hour} \end{gathered}\)The velocity is approximately 183 miles per hour.
what is the solution to this equation? 3^2x+12=39
Answer:
x=3
Step-by-step explanation:
a park is in the shape of a regular hexagon 22 km on a side. starting at a corner, alice walks along the perimeter of the park for a distance of 55 km. how many kilometers is she from her starting point?
Alice is 55 km from her starting point after walking a distance of 55 km along the perimeter of the park.
To find the distance Alice is from her starting point after walking along the perimeter of the park, we can use the concept of congruent sides in a regular hexagon.
The perimeter of a regular hexagon is equal to the sum of its six congruent sides. Given that each side of the hexagon is 22 km long, the total perimeter of the hexagon is 6 * 22 km = 132 km.
Since Alice walks a distance of 55 km along the perimeter of the park, we can determine the number of complete laps she makes around the hexagon by dividing the distance she walked by the perimeter of the hexagon: 55 km / 132 km = 0.4167 laps.
As Alice starts and ends at a corner of the hexagon, each complete lap brings her back to the same corner. Therefore, the fractional part of the number of laps represents the portion of the hexagon's perimeter she has traveled beyond the starting corner.
To find the remaining distance from Alice's current position to the starting point, we calculate the fractional part of the number of laps and multiply it by the perimeter of the hexagon: 0.4167 * 132 km = 55 km.
A regular hexagon is a polygon with six congruent sides. In this problem, the regular hexagon represents the shape of the park, and each side of the hexagon has a length of 22 km. The perimeter of the hexagon is found by multiplying the length of one side by the number of sides, which is 6. Therefore, the perimeter of the hexagon is 6 * 22 km = 132 km.
When Alice walks along the perimeter of the park for a distance of 55 km, we need to determine how many complete laps she makes around the hexagon. By dividing the distance she walked by the perimeter of the hexagon, we find that she completes approximately 0.4167 laps.
Since Alice starts and ends at a corner of the hexagon, each complete lap brings her back to the same corner. Therefore, the fractional part of the number of laps represents the portion of the hexagon's perimeter she has traveled beyond the starting corner.
In this case, multiplying 0.4167 by 132 km gives us a result of approximately 55 km. Therefore, Alice is 55 km from her starting point after walking a distance of 55 km along the perimeter of the park.
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Mr. Pham is looking at renting a vacation home. He finds one that can be rented for $229 per night. In addition, there is a one-time cleaning fee of $89. What is the cost of a 3-night stay?.
The total cost of a 3 night stay is $776.
Given,
Cost of rent per night = $229
Price of one time cleaning fee = $89
As Mr. pham will be staying for 3 nights, then the cost for three nights will be 3*229=687
and also one time cleaning fee is also included then
Total cost of a 3 night stay =687+89=776
Thus, the total cost of a 3 night stay is $776.
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5. Enter the answer as a decimal
Calculate the rate of interest, when simple interest = $5,616;
loan amount = $7,200 and time = 12 years.
Answer:
6.5%
Step-by-step explanation:
I = prt
5616 = 7200 × r × 12
r = 5616/(7200 × 12)
r = 0.065
r = 6.5%
a car traveling at 45 miles per hour is brought to a stop, at constant deceleration, 132 feet from where the brakes are applied. (round your answers to two decimal places.) (a) how far has the car moved when its speed has been reduced to 30 miles per hour? 72 correct: your answer is correct. ft (b) how far has the car moved when its speed has been reduced to 15 miles per hour? 84 incorrect: your answer is incorrect. ft
a) When the vehicle's speed was dropped to 30 mph, it moved 73 feet.
b) When the vehicle's speed was dropped to 15 mph, it moved 117 feet.
Kinematic equations are a collection of equations that describe how an item moves when its acceleration is constant. The deceleration rate is then determined using this using method, \(a=\frac{v^2-v_0^2}{2\Delta\cdot s}\) where v is the final speed, v₀ is the initial speed, and Δs is the traveled distance.
Given v₀= 66 ft/s (45 mph), Δs=132 feet, and v=0 ft/s. Then,
\(\begin{aligned}a&=\mathrm{\frac{(0-66^2)ft^2/s^2}{2\times132\;ft}}\\&=\mathrm{-16.5\;ft/s^2}\end{aligned}\)
a) The distance covered by the vehicle at a 30 mph (44 ft/s) reduction in speed is,
\(\begin{aligned}\Delta s&=\frac{v^2-v_0^2}{2\cdot a}\\&=\mathrm{\frac{(44^2-66^2)\;ft^2/s^2}{2\times-16.5\;ft/s^2}}\\&=\mathrm{73.333\;ft}\\&\approx\mathrm{73\;ft}\end{aligned}\)
b) The distance covered by the vehicle at a 15 mph reduction in speed is,
\(\begin{aligned}\Delta s&=\mathrm{\frac{(22^2-66^2)ft^2/s^2}{2\times-16.5\;ft/s^2}}\\&=\mathrm{117.33\;ft}\\&\approx\mathrm{117\;ft}\end{aligned}\)
The required answers are 73 feet and 117 feet.
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PLESE HURRY!!! 40 POINTS! The following system of linear equations is solved by graphing them on the coordinate plane. y=2x−2y=−35x+1 Which ordered pair is the best approximation of the solution to the system? (1,0) (1,1) (0,1) (2,1)
Answer:
its 1,0
Step-by-step explanation:
because im 4o3 iq trust me
We want to solve the given system of equations graphically
The estimated solution that we will get is (0, -2)
The given system of equations is:
y = 2x - 2
y = -35x + 1
To solve it graphically, we need to graph both lines on the same coordinate axis, and see where the lines intersect.
The graph can be seen below, there we can see that the lines intersect near the point (0, -2)
Note that this does not coincide with any of the given solutions, which means that one of the two lines must be written incorrectly.
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need help to solve please
Answer:
\(\displaystyle m\angle RTU=73^\circ\)
Step-by-step explanation:
Interior Angle of a Circle
An interior angle of a circle is formed at the intersection of two lines that intersect inside a circle.
Lines AC and BD of the figure attached below intersect forming arcs p and q. The measure of the interior angle x is:
\(\displaystyle x=\frac{p+q}{2}\)
The question includes the drawing of a circle with lines US and RV intersecting at point T. The measure of the interior angle RTU is:
\(\displaystyle m\angle RTU=\frac{68^\circ+78^\circ}{2}\)
\(\displaystyle m\angle RTU=\frac{146^\circ}{2}\)
\(\boxed{\displaystyle m\angle RTU=73^\circ}\)
All of the brands that a consumer would consider for the solution of a particular problem is known as the
The term that refers to "All of the brands that a consumer would consider for the solution of a particular problem" is known as an evoked set. A consumer often recognizes some brands before starting a search for information and forming attitudes.
These brands constitute a consumer's evoked set or consideration set.A consumer's evoked set includes all of the brands that come to mind during a specific problem-solving session. Consumers establish their evoked set as a result of previous interactions with the company or its products. A consumer's evoked set represents a small subset of the available brands that a customer is aware of.
A consumer's evoked set includes all of the brands that come to mind during a specific problem-solving session. Consumers establish their evoked set as a result of previous interactions with the company or its products.A consumer's evoked set is determined by their previous experiences and is usually quite small. Consumers don't typically consider every possible option when trying to solve a problem. Instead, they limit their search to a few brands they know and trust.
Companies try to position themselves in a way that will ensure that their brand is included in the consumer's evoked set. A successful marketing strategy is one that ensures that a company's brand is at the forefront of the consumer's mind when trying to solve a particular problem.
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[ÑL;
´lkCuáles son las cosas que pueden medir en fracciones y cuáles en decimales
Answer:
Las cosas que se pueden contar (i.e. Contar y clasificar frutas) así como cosas que se pueden dividir se pueden medir en fracciones (i.e. Cortar un pastel), mientras que las cosas que no se pueden contar, de naturaleza no discreta, así como cosas que no se pueden dividir (i.e. Líquidos, material granulado) se pueden medir en decimales.
Step-by-step explanation:
Las cosas que se pueden contar (i.e. Contar y clasificar frutas) así como cosas que se pueden dividir se pueden medir en fracciones (i.e. Cortar un pastel), mientras que las cosas que no se pueden contar, de naturaleza no discreta, así como cosas que no se pueden dividir (i.e. Líquidos, material granulado) se pueden medir en decimales.
Hi! I need help on this khan academy equation. If you can, please explain how to do other problems like this too. ): Thank you if you answer <3
Answer:
C
Step-by-step explanation:
x + 2y = 6
isolate x through
x = 6-2y . . . (iii)
Substitute equation (iii) in equation (i)
7x - y = 7
7(6 - 2y) - y = 7
42 - 14y - y = 7
42 - 15y = 7
Collecting Like terms
-15y = 7 - 42
-15y = -35
-15y = -35
-15 -15
y = 7
3
y =
\(2\frac{1}{3} \)
Substitute y in equation (iii)
x = 6 - 2y
x = 6 - 2 × 7
3
x = 6 - 14
3
x =
\(1\frac{2}{3} \)
Answer:
c is the right answer
Step-by-step explanation:
Solve the equation using inverse operations. show your work
-x^2=-36
Answer:
x = 6, -6
Step-by-step explanation:
-x^2 = -36
~Take the square root of both sides
x = ±6
Best of Luck!
How do you find the asymptote, the y-intercept, and the x-intercept of a logarithmic function from its graph or its equation? Find these features for the function y = -log3(x - 2) - 4.
The x intercept is x = 2, there is no y - intercept and the x = 2 is the vertical asymptotes, there is no horizontal asymptote.
What are asymptotes?
When one or both of the x or y coordinates tend to infinity, a line is said to be an asymptote of a curve in analytical geometry if the distance between the curve and the line approaches zero. An asymptote of a curve in projective geometry and related contexts is a line that is tangent to the curve at a point at infinity.
Consider, the given function
\(y = -log_3(x-2)-4\)
We have to find asymptotes, x - intercept and y - intercept of the given function.
From graph we can see that the vertical asymptote is x = 2, there is not y - intercept because graph does not crosses the y - axis.
Now to find x - intercept.
Plug y = 0 in the given function.
\(-log_3(x-2)-4=0\\-log_3(x-2)=4\\log_3(x-2)=-4\\(x-2)=3^-^4\\(x-2)=\frac{1}{3^4} \\(x-2)=\frac{1}{81} \\x=\frac{1}{81}+2 \\x = \frac{163}{81}\\ x = 2.01234\\x = 2\)
Hence, the x intercept is x = 2, there is no y - intercept and the x = 2 is the vertical asymptotes, there is no horizontal asymptote.
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15. ¿Cuál es ol rosultado de 2x(x - 1)?
\(2x(x - 1) \\ \\ {2x}^{2} - 2x\)
Espero que te ayude107. 12ML to L
I need help please
Answer : 0.10712
Step-by-step explanation: Please give brainliest it helps alot
WILL MARK BRAINIEST!!!
What is the solution to the system of equations?
(−1, 3)
(1, −3)
(1, 3)
(−1, −3)
Answer:
(1,-3)
Step-by-step explanation:
!!!WILL MARK BRAINLIEST IF ALL ARE ANWSERED!!! please provide short explanations
Answer:
20= 20
21. 10
22. 1.8
23. 4.4
24. 32
25. 7/9
If a=6, b=12,and c=4, then what does 2ab-c^2 equal?
Answer: 2(6)(12)-4^2 = 128
What is the prime factorization of 100,000?
Answer: 2^5× 5^5
Solve for x. 5.8 = 4x+0.2
Answer: x= 1.4
Find the area of this shape.
Answer: Area = 1.21
What is the lateral surface area of this rectangular prism?
Answer: 208 in^2
5/9 + 1/3 × 1/3 = 0.66666666666 = 2/3
Step-by-step explanation:
The prime factorization of 100,000 is 2^5 × 5^5. Since it has a total of 10 prime factors, 100,000 is a composite number.
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5.8-0.2=4+0.2−0.2
5.6 = 4x
5.6/4 = 4x/4
x= 1.4
-----------------------------------------------------------------------------------------------------
Square sides are equal..
A=a^2=1.1^2≈1.21
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The lateral surface area of a rectangular prism can be calculated by finding the sum of all the lateral faces of the prism, i.e. the total area excluding the area of the bases. The formula to find the surface area of a rectangular prism is given as, Lateral surface area of a rectangular prism = 2(l + b) h square units.
When a prism has its bases facing up and down, the lateral area is the area of the vertical faces. (For a rectangular prism, any pair of opposite faces can be bases.) The lateral area of a right prism can be calculated by multiplying the perimeter of the base by the height of the prism.
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Find the balance if $22000 is invested in an account with an 8% annual interest rate, compounded semi-annually for 15 years (round to the nearest penny)The balance will be $___
A = 22000(1 + 0.08/2)^(15*2)
A = 71354,75
Let A and B be two independent events with P(A) = 0.4 and P(AUB)= 0.64. What is P(B)?
The probability of event B is 0.5.
The Probability (P) is the ratio of the number of favorable outcomes to the total number of outcomes. If the events A and B are independent events, then they will not influence each other, and the probability of their occurrence will be calculated separately.
Given: P(A) = 0.4P(A U B) = 0.64
Formula: P(A U B) = P(A) + P(B) - P(A ∩ B)
The Venn diagram for two events A and B is given below:
A Venn diagram is used to show the relative probabilities of events. The rectangle represents the sample space S, which contains all the possible outcomes. A is represented by the circle A, and B is represented by the circle B.
The shaded region represents A U B.
From the Venn diagram, we can see that P(A U B) = P(A) + P(B) - P(A ∩ B) = 0.64
The probability of the intersection of events A and B is given by
P(A ∩ B) = P(A) + P(B) - P(A U B)
P(A ∩ B) = 0.4 + P(B) - 0.64
0.4 + P(B) - 0.64 = P(A ∩ B)
0.4 + P(B) - 0.64 = P(A ∩ B)
P(B) = P(A ∩ B) + 0.64 - 0.4
P(B) = P(A ∩ B) + 0.24
Probability (P) is always between 0 and 1.
P(A) = 0.4 (0 ≤ P(A) ≤ 1)
P(A U B) = 0.64 (0 ≤ P(A U B) ≤ 1)
P(B) = P(A ∩ B) + 0.24 (0 ≤ P(B) ≤ 1)
P(A U B) = P(A) + P(B) - P(A ∩ B)
0.64 = 0.4 + P(B) - P(A ∩ B)
P(B) = P(A ∩ B) + 0.24
Therefore, P(B) = 0.5
Explanation:
We are given the values of P(A) and P(A U B).
We are to find the value of P(B).
The formula P(A U B) = P(A) + P(B) - P(A ∩ B) is used to calculate P(B).
We can obtain the value of P(A ∩ B) by substituting the value of P(A) and P(A U B) in the above formula and simplifying it.
After obtaining the value of P(A ∩ B), we can substitute it in the formula P(B) = P(A ∩ B) + 0.24 to obtain the value of P(B).
Finally, we get P(B) = 0.5. Therefore, the probability of event B is 0.5.
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Delaney pays her internet provider a monthly fee of $14.95 plus $5.75 for each gigabyte of data she stores in the cloud. If Delaney paid $60.95 for the month of January, how many gigabytes of data did she use that month?
Answer: 11.3 or 11 if you are to round to nearest whole number.
Step-by-step explanation:
Take the problem step by step.
You know she has the monthly fee and a fee for each gigabyte of data she stores in her house.
Take how much she paid and Subtract the monthly fee from it since it has been a month.
$60.95 - $14.95 = $36
Now take that answer and divide it by the cost of each gigabyte to see how many she used that month.
$65 / $5.75 = 11.30434743, which rounds to 11.3 or 11 if you are to round to nearest whole number.
Evaluate the expression
-(a+c) for a = 5 and c = -7
plsss help
Find the value of TN.
A. 32
B. 30
C. 10
D. 38
The value of TN for this problem is given as follows:
B. 30.
How to obtain the value of TN?A chord of a circle is a straight line segment that connects two points on the circle, that is, it is a line segment whose endpoints are on the circumference of a circle.
When two chords intersect each other, then the products of the measures of the segments of the chords are equal.
Then the value of x is obtained as follows:
8(x + 20) = 12 x 20
x + 20 = 12 x 20/8
x + 20 = 30.
x = 10.
Then the length TN is given as follows:
TN = x + 20
TN = 10 + 20
TN = 30.
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In 2004, the world's fastest knitter was able to knit 225 stitches in 3 min. How long would she take to knit a scarf that was 20 cm wide and 1.2 m long, if she used yarn that resulted in 1.6 stitches per centimetre?
It will take her 49.15 seconds to knit the scarf.
Since in 2004, the world's fastest knitter was able to knit 225 stitches in 3 min, to determine how long would she take to knit a scarf that was 20 cm wide and 1.2 m long, if she used yarn that resulted in 1.6 stitches per centimeter, the following calculation must be performed:
0.2 x 120 = Area 24 cm2 = Area 1.6 x 1.6 = 2.56 stitches per cm2 24 cm2 x 2.56 = 61.44 225/3 = 75 61.44 / 75 = 0.8192 1 = 60 0.8192 = X 0.8192 x 60 = X 49.15 = X
Therefore, it will take her 49.15 seconds to knit the scarf.
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an urn contains 6 blue balls and 4 red balls. 6 balls are chosen at random and without replacement from the urn. if x is the number of red balls chosen, find the standard deviation of x.
The standard deviation of the number of red balls chosen, x, is 1.2.
In probability theory, the standard deviation is a measure of the amount of variation or dispersion in a set of values. It helps us understand how spread out the values are from the mean. In this scenario, we have an urn containing blue and red balls, and we are randomly selecting 6 balls without replacement. We want to determine the standard deviation of the number of red balls chosen, denoted by x.
To find the standard deviation of x, we need to calculate the variance first. The variance represents the average of the squared differences between each value and the mean. The standard deviation is then the square root of the variance.
Step 1: Finding the probability of selecting a red ball
In the given urn, there are a total of 6 blue balls and 4 red balls. To determine the probability of selecting a red ball, we divide the number of red balls by the total number of balls:
P(red) = 4 / (6 + 4)
= 0.4
Step 2: Calculating the mean of x
The mean of x, denoted as μx, represents the expected value or average number of red balls chosen. Since the probability of selecting a red ball is 0.4, we can calculate the mean as follows:
μₓ = (Number of trials) × P(red)
= 6 × 0.4
= 2.4
Step 3: Determining the variance of x
The variance, denoted as Var(x), is calculated by finding the average of the squared differences between each value of x and the mean:
Var(x) = (Number of trials) × P(red) × P(blue)
= 6 × 0.4 × 0.6
= 1.44
Step 4: Finding the standard deviation of x
Finally, the standard deviation, denoted as σx, is the square root of the variance:
σₓ = √Var(x)
= √1.44
= 1.2
Therefore, the standard deviation of the number of red balls chosen, x, is 1.2.
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Kimi and Sandeep are selling strawberry lemonade in their neighborhood for s dollars per cup. They decided to set up stands at opposite ends of their street to sell to more people. Kimi sold 20 cups of strawberry lemonade at her stand, and she made an additional $15 in tips. Sandeep sold 30 cups of strawberry lemonade at his stand, and he made an additional $25 in tips. Pick all the expressions that represent how much money Kimi and Sandeep made in all.
The expression for the total amount of money Kimi made is (20s + $15), and the total amount of money Sandeep made is (30s + $25).
How to solve the expressionIn order to calculate the total amount of money Kimi and Sandeep made, we need to consider the money they made from selling cups of strawberry lemonade and the money they made from tips. Let's represent the cost per cup as 's'.
The expressions that represent how much money Kimi and Sandeep made in all are:
Kimi's earnings from selling cups of lemonade: 20s
Kimi's earnings from tips: $15
Sandeep's earnings from selling cups of lemonade: 30s
Sandeep's earnings from tips: $25
Therefore, the total amount of money Kimi made is:
= (20 × s) + 15
= (20s + $15)
The total amount of money Sandeep made is:
= (30 × s) + 25
= (30s + $25).
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Allen had a balance of $250 in his savings account. He visited the bank and when he left his balance was $300. Did Allen make a deposit or a withdrawal?
Answer:
deposit
Step-by-step explanation:
deposit = + and it is 250+50
Please solve (show your work)
n - 5 + 3n ≠ 2n - 4
Answer:
23.167168n−9
simplify
n-5+(3n/n(2.718282^2))(n)-4=23.167168n2−9n=23.167168n−9
Help Please! Solve For Y.
Answer:
i think 7
Step-by-step explanation: