Find d^2y/dtheta^2 if y=sin^5

Find D^2y/dtheta^2 If Y=sin^5

Answers

Answer 1

Answer:

20 sin³O. cos²O - 5sin⁵O

Step-by-step explanation:

y = sin⁵O

Using the Chain Rule

dy/dO = 5 sin⁴O cosO

Using the Product / Chain rules:

d²y/dO² = 20 sin³O.cosO . cos O+ 5 sin⁴O * - sin O

= 20 sin³O. cos²O - 5sin⁵O


Related Questions

A manufacturer of cheese filled ravioli supplies a pizza restaurant chain. Based on data collected from its automatic filling process, the amount of cheese inserted into the ravioli is normally distributed. To make sure that the automatic filling process is on target, quality control inspectors take a sample of 25 ravioli. The correct value of t* to construct a 98% confidence interval for the true mean amount of cheese filling is ________. Group of answer choices 2.797 2.492 2.064 3.467 3.745

Answers

Answer:

The correct value is t* = 2.492.

Step-by-step explanation:

The first step to solve this problem is finding how many degrees of freedom, we have. This is the sample size subtracted by 1. So

df = 25 - 1 = 24

98% confidence interval

Now, we have to find a value of T, which is found looking at the t table, with 24 degrees of freedom(y-axis) and a confidence level of [tex]1 - \frac{1 - 0.98}{2} = 0.99[/tex]. So we have T = 2.492, which is the answer to this question.

Solve for y.

pls help

Answers

Answer:

y=  -6

Step-by-step explanation:

11.) Evaluate the expression.

Answers

Answer:

- 116

Step-by-step explanation:

Given

28 - ( [tex]\sqrt{144}[/tex] )²

= 28 - (12)²

= 28 - 144

= - 116

Determine the general rule for the sequence 19;11;3;.....​

Answers

Answer:

Answer 3.0/528 claudiasai 88-2n + 2927,25,23,21,19- 2 difference- 2n + 29-2 x (1 ) + 29 =27-2 x (3) +29 =23

Step-by-step explanation:

Write a recursive formula for each sequence. 3. 1, 6, 11, 16, ... SOLUTION: ... Check for a common ratio by dividing each term by the term that precedes it. = 3 ;. = 3 ; ... 19. 100, 80, 64, 51.2, ... SOLUTION: Subtract each term from the term that follows it. ... Patrick thinks that the sequence can be written as a recursive formula​.

Answer:

[tex]a_{n}[/tex] = 27 - 8n

Step-by-step explanation:

There is a common difference between consecutive terms, that is

11 - 19 = 3 - 11 = - 8

This indicates the sequence is arithmetic with nth term

[tex]a_{n}[/tex] = a₁ + (n - 1)d

where a₁ is the first term and d the common difference

Here a₁ = 19 and d = - 8 , then

[tex]a_{n}[/tex] = 19 - 8(n - 1) = 19 - 8n + 8 = 27 - 8n ← general rule

in the given parallelogram ABCD, find the value of x and y​

Answers

Answer:

see explanation

Step-by-step explanation:

(a)

The consecutive angles are supplementary, sum to 180° , then

3y + 2y - 5 = 180

5y - 5 = 180 ( add 5 to both sides )

5y = 185 ( divide both sides by 5 )

y = 37

Then ∠ A = 3y = 3 × 37 = 111

The opposite angles are congruent , then

3x + 3 = 111 ( subtract 3 from both sides )

3x = 108 ( divide both sides by 3 )

x = 36

---------------------------------------------------------------------

(b)

The diagonals bisect each other , so

x + 8 = 16 - x ( add x to both sides )

2x + 8 = 16 ( subtract 8 from both sides )

2x = 8 ( divide both sides by 2 )

x = 4

and

5y + 4 = 2y + 13 ( subtract 2y from both sides )

3y + 4 = 13 ( subtract 4 from both sides )

3y = 9 ( divide both sides by 3 )

y = 3

A person places $81200 in an investment account earning an annual rate of 3.6%, compounded continuously. Using the formula V = Pert, where V is the value of the account in t years, P is the principal initially invested, e is the base of a natural logarithm, and r is the rate of interest, determine the amount of money, to the nearest cent, in the account after 13 years.​

Answers

Answer:

V=129659.9491≈129659.95

Step-by-step explanation:

Is this triangle similar? Why?

Answers

Answer:

IT'S NOT THE SAME BECAUSE THIS TWO TRIANGLE HAS DIFFERENT MEASUREMENT

Simplify using suitable property. Also name the property used:-3/5 x 4/7 + 8/5x 4/7

Answers

Answer:

The answer is 4/7 and the property used is the distributive property

Step-by-step explanation:

Recall from the distributive property;

a * (b + c) = ab + ac

Applying same here, we have it that;

4/7 (-3/5 + 8/5)

= 4/7 * ((-3 + 8)/5)

= 4/7 * 5/5

= 4/7 * 1 = 4/7

Find the domain in interval notation.

Answers

Answer:

x ∈ ( - ∞ , - 8 ) ∪ ( - 8 , 0 ) ∪ ( 0 , 8 ) ∪ ( 8 , ∞ )

Step-by-step explanation:

x³ - 64x = x( x² - 64 ) ≠ 0 ⇒ x ≠ 0 and x ≠ ± 8

x ∈ ( - ∞ , - 8 ) ∪ ( - 8 , 0 ) ∪ ( 0 , 8 ) ∪ ( 8 , ∞ )

Oksana wrote the equation below on the whiteboard.

6 b + 6 = 48

What is the value of b?
4
7
8
9

Answers

Answer:

b = 7

Step-by-step explanation:

6 b + 6 = 48

Subtract 6 from each side

6b+6-6 = 48 -6

6b = 42

Divide each side by 6

6b/6 = 42/6

b = 7

Answer:

7

Step-by-step explanation:

6b +6 = 48

collect terms that is ,

6b =48 - 6

6b = 42

divide both sides by 6

therefore, b = 42/6 =7

Hope this helps !

James goes to a meeting that lasts 1 hour and 50 minutes. The clock shows the time the meeting ends. What time did the meeting begin?

Answers

Probably need the clock showing the time the meeting started. If you have it just go 2 hours more, & then back up or take away 10 minutes. That should give you the time. Ex 11:30 > 1:30 then take away 10 minutes. Equals 1:20

The required time, when the meeting begins is given as 11:55 minutes.

What is simplification?

The process in mathematics to operate and interpret the function to make the function or expression simple or more understandable is called simplifying and the process is called simplification.

here,
When the meeting end the time was 1:45,
Meeting last for 1 hour and 50 minutes.

Now,
1 hour and 50 minutes. = 01 : 50 minutes
Required time  = 12 : 00 + 1:45 - 01:50
                       = 12 :00 - 00:05
                       = 11 : 55 minutes

Thus, the time when the meeting begins is given as 11:55 minutes.

Learn more about simplification here:

https://brainly.com/question/12501526

#SPJ2

Which?
A
B
C
D
Help me for 20 points!!!

Answers

B, 7 3/10 minus 5 7/10 is 1 6/10

Can someone solve this and show it step by step

−5x + 2[x − (4 + 2x)] ≥ 5 − 2(x − 1)

Answers

Step-by-step explanation:

-5x + 2(x -4 -2x) > 5 - 2x -2

-5x + 2x -8 -4x > 3 - 2x

-7x -8 > 3 - 2x

-5x > 11

x < 11:-5

x < -2.2

Answer:

x ≤ 3

Step-by-step explanation:

100 points my guys
what is the defenition ofmean , medium and mode

Answers

Mean is just another name for average.
The MEAN of data is found by adding all the numbers in the data set then dividing the number of how many values you added.

Example:

6,4,10,3,7

6 + 4 + 10 + 3 + 7 = 30

30/5 = 6

Answer: 6


I'm pretty sure you ment median.
But the MEDIAN is the the middle number when the values are set from least to greatest.

Example:
1,3,3,6,7,8,9
The middle number is 6.

Or

1,2,3,4,5,6,7,9
Because there is no specific middle number, it's 4 and 5. So the answer is between those two, which is 4.5


The MODE is the number that most occurres in the set of data.

Example:
4,3,5,7,5,3,9,1,5,2
Number 5 most occurred in this set of data.

Hope this helps you out! ;)

Help,anyone can help me do quetion.​

Answers

Answer:

C2- 65° C3- 84°

Step-by-step explanation:

for C2:

the 2 parallel lines and the one cutting fully through form a transversal.

One of the rules for this is that co-interior angles (the 2 on the same side of the intersecting line) add to 180°.

This means that the angle at the top left (still within the triangle) should be 50° (180-121).

The other angle within the triangle (not the x one) is vertically opposite (opposite or "diagonal") with the 65°.

Vertically opposite angles have the same value, meaning the second angle is 65°.

In a triangle, the 3 angles add to 180. In this case, 50+65+x=180, which can be simplified to 115+x=180. Subtracting 115 from both sides gives x=65°.

For C3-

Imagine a parallel line is going through the angle x, splitting it into 2 angles (let's call them a and b).

With a being the top half, you can use the 133° given to help you. Like before, vertically opposite angles are the same, so the value "diagonal" to 133° should also be 133°. Using the co-interior rule, a should be 180-133, which gives 47°.

For b, we can skip this first step entirely. Since 143 and b are co-interior, 180-143=b, therefore b=37°.

To use these, remember a+b=x, which by subbing in the values gives 47+37=x, simplified to x=84°.

** I suggest revising the types of transversal relationships (corresponding, alternate, vertically opposite and co-interior). It's difficult explaining this without diagrams, but if you need more clarification, I'm happy to help!

Find the value of the variable that results in congruent triangles. Explain .

Answers

Answer:

x = 7

Step-by-step explanation:

2x + 14 = 4x

14 = 4x - 2x

14 = 2x

14/2 = x

7 = x

Therefore, the value of the variable that will result in congruent triangles is 7 in.

Hope you understand

Thank You

Please mark as brainliest

A rhombus is not a A polygon B. Parallelogram C. Trapezoid

Answers

Answer:

Hi, there your answer is polygon

A polygon is any 2-dimensional shape formed with straight lines. Triangles, quadrilaterals, pentagons, and hexagons are all examples of polygons. A rhombus has 4 sides.

Hope this helps:) Have a great day!

Step-by-step explanation:

PLEASE HELP. !!!!!!!

Answers

(7.5, 2.5)
Explanation: use the midpoint formula to solve it: ( x1 - x2 /2) , (y1 - y2 /2)

need help it’s due soon

Answers

Answer:

m∠ECF = 37°

Hope this helps!

Solve the system of equations below using the elimination method.



Show how you determined your solution.
4x+y=23
3x-y=12

Answers

Answer:

The solution is (5, 3)

Step-by-step explanation:

To solve this system of linear equations, let's use elimination by addition and subtraction.  This approach is particularly easy because one equation already has +y and the other -y, summing up to zero:

4x+y=23

3x-y=12

---------------

7x   = 35

Then x must be 5.  

Substituting 5 for x in the first equation, we get

4(5) + y = 23.  Then 20 + y = 23, or y = 3.

The solution is (5, 3)

Which of the following is not a disadvantage to cash advances on a credit card?
a.
Cash advances are similar to loans in that they need to be paid back with interest.
b.
Cash advances require a lot of paperwork and are generally difficult to get.
c.
Cash advances are often the last thing to be paid when paying off your credit card.
d.
Cash advances often come with an interest rate much higher than your credit card.

(its not a)

Answers

The one that is not a disadvantage to a cash advance is is B.
Cash advances are easy to get. They are just a line of credit that usually charges you a higher interest rate than your credit card. The bank wants you to get a cash advance, so they can make more money off you.

Answer:

B

Step-by-step explanation:

it is b because I got it right on Edu and it was on quiz let

Find the mean absolute deviation of the following numbers. 10, 8, 5, 12, 20

Answers

The mean absolute deviation of the following set of data is 4.5
Step-by-step explanation:
We need to find the mean absolute deviation of the following set of data.
10,20,12,4,18,8,14,18
For finding mean absolute deviation, first we need to find the mean of the given data set.
The formula used to calculate mean is:
Sum of all data points: 10+20+12+4+18+8+14+18 = 104
Number of data points = 8
So, mean is:

Now, we will subtract 13 from the given data points:
10 - 13 = -3
20 - 13 = 7
12 - 13 = -1
4 - 13 = -9
18 -13 = 5
8 - 13 = -5
14 - 13 = 1
18 - 13 = 5
We will take absolute values i.e |-a|=a
So, now the numbers will be:
3,7,1,9,5,5,1,5
We will now find absolute mean deviation by finding mean of newly calculate values
Sum of all data points = 3+7+1+9+5+5+1+5
Number of data points = 8

So, the mean absolute deviation of the following set of data is 4.5

I need help with this question. Whoever helps me I will mark branliest! <3

Answers

Answer: A, B, C

Step-by-step explanation:

AC is half of AB, so AB = 2AC

1/2 of AB will be AC, and AB

AC = CB

a, b, and c are correct!! hope this helps, and id love brainliest

NEED HELP! Will give brainiest!! And thanks if you even answer one of them

Answers

1. 24 7. 11 15. True
2. -2 8. 6 16. True
3. 29 9. -20 17. True
4. 3 10. 7
5. 20 11. 40
6. 51 12. 9/2 (fraction)
13. -17
14. -4

Answer:

In the questions you are asked to evaluate by substituting the variables to the given number.

PLZ EXCUSE MY HANDWRITING.

Nancy made a scatter plot of how much money she had left at the end of each day her vacation which table represents the data in her scatter plot

Answers

Answer:

d

Step-by-step explanation:

Which of the following is the definition of the sine ratio in a right triangle

Answers

Answer:

Oppositeleg

adjacenleg

Answer:

option 1

Step-by-step explanation:

Just remember this to get the trigonometric ratio in a right triangle :

    Old Henry And His Old Aunt

O for opposite

H for hypotenuse

A for Adjacent

Sin = O/ H

Cos = A /H

Tan = O /A

In a survey of students , every student studies at least one of the three subjects Maths English and Science . The number of students who study only one subject is twice the number of students who study only two students . If 20 students study all three and 80 students who study only two subjects, find the total number of students in the survey. ​

Answers

Answer:

80x2=160         20x3=60  160+60=220

Step-by-step explanation:

I need help with this question w2–23w–50

Answers

Answer:

(w - 25)(w + 2)

Step-by-step explanation:

w² - 23w - 50

w² + 2w - 25w - 50

w(w + 2) - 25(w + 2)

(w - 25)(w + 2)

W² – 23 W – 50 =0

(w - 25) ( w+2) =0

As for:

w-25=0

w=25

or :

w+2=0

w=-2

I hope I helped you^_^

The blueprint for the pelham's living room has a width of 12 inches using the scale of 2 inches = 7 feet.

The family wants to use a scale of 1 inch = 6 feet. What is the width of the living room on the new blueprint?

Answers

Answer:

The new blueprint's width will be 7 inches.

Explaination:

Find the width of the actual room

Create a proportion: 2in:7ft

Divide 12 by 2 and multiply by 7 to find the real width: 6•7=42

Find new width

Divide actual width by 6 and multiply by 1 to find the new scale: (42/6) •1 = 7

4(3p+2)-5(6p-1)=2(p-8)-6(7p-4)​

Answers

So, The value of p is -5/22
Step-by-step explanation:
4(3p+2)-5(6p-1)=2(p-8)-6(7p-4)
12p+8-30p+5=2p-16-42p+24
-18p+13=-40p+8
-18p+40p=8-13
22p. =-5
p. =-5/22
The answer is p= -5/22
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