Calculus (Answer Check)

86,499 results, page 23

Algebra

Write an equation for the translation so the graph has the given vertex. 1. y=-|x| vertex (-5,0) 2. y=2|x| vertex (-4,3) 3. y=-|x| vertex (p,q) I really have no idea how to even begin these, but I do know the answer to # 2 is y=2|x|+11 and #3 is y=-|x-p|+q Thanks in advance. ...

Ethics

please check my answer thanks :) Mediation has which type of characteistic ? A. THe court controls B. The parites remain in control C. THe mediator decides whi is right I said B

Anatomy and Physiology

Please check my answer thank you An approach to skin cancer treatment would involve surgery, either alone or combined with what ? I think chemotherapy

7th grade health

Please check my answer thanks :) Blood flows from the left ventricle of the heart to thr general circulation through the what ? I think it is aorta

Health/ Basic Clinical Procedures

Please check my answer thanks An organism that can exist only in the presence of oxygen ? A. anaerobic B. oxygenopyhile C. aerobic D. heterotopy I think it is C

Health/Specialty Exams and Advance Techniques

please check my answer thanks The surgical procedure that involves dilating and scraping endometrial tissue is referred to as colposcopy

Dog Hunting Training

Please check my answer thanks :) Which of the following is not considered to be a natural,or inherited ablity ? A Nose B Pointing C Search D Delivery to hand I picked D

algebra please check :(

Are the lines parallel and how did I come to this conclusion? y + x = -5 and y - x = -5 first I it so y is by itself y = -x -5 second equation = y = x +5 Would the answer be yes? y= -5 and y = 5? Not sure I really understand thx.

Geography check

This geographical feature is made up of two parts and continues through Eritrea, Ethiopia, and Tanzania. The answer is The Great Rft Valley, correct?

math

Carrie said that the best estimate for the sum of the heights is 10,000 feet. Explain hoe you would check her answer to see whether it is reasonable.

Science 7R - HW Qs. Check

1. The biosphere includes all the air, land, and water where ____ exist a) soil b) coral c) an abiotic facter d) life My Answer - a (or b....) am i correct??????

Spanish, CHECK?

Chose the correct informal command for the following verb (usar) No ______________ mi computadora. A. usas B. usaste C. usarás D. uses E. usa My answer: E

check math

If boys ad girls are equally likely to be born, what is the probability that in a randomly selected family of eight children, there will be at least one a boy. Answer 0.984

math check

Find the area under the standard normal curve between -1.32 and the mean, P(-1.32 < z < 0.00). (Give your answer correct to four decimal places.) 0.0968

math check

Find the critical value for the hypothesis test, given the following. (Give your answer correct to two decimal places.) Ha: ó1 > ó2, with n1 = 8, n2 = 10, and á = 0.025 F = 2.24 is what I got .

statistic check

Find the critical value for the hypothesis test, given the following. (Give your answer correct to two decimal places.) Ha: ó1 > ó2, with n1 = 8, n2 = 10, and á = 0.025 F = 2.60 is what I got.

Math

2(4m+6)=8m+6 8m+12=8m+6 -6= -6 _________ 8m+6= 8m -8m. =-8m __________ 6=m I think in doing something wrong just not to sure when I check both sides give me different answer can someone explain please

Social Studies Please Check Answer

where do most people in arabia and iraq live? a.in the fertile crescent b.in the rub' al-khali c.in cities d.in and around mecca a? b? or d?

Science

Which of the following carries oxygen to every cell of your body? alveoli bronchi capillaries lungs I think its number 2 but i'm not sure, Could someone check my answer?

Health

1. The _____ is something that should be tested according to the comfort level of the golfer. A. Grip** B. Putting green C. Sand trap D. Tee Check my answer?

SOCIAL STUDIES CHECK ANSWER PLEASE

what term would best describes the relationship between israel and palestinians? A) friendly B)prosperterious C)hostile**** D)distant

Calculus

Use the Midpoint Rule with the given value of n to approximate the integral. Round the answer to four decimal places. int_2^10 2 sqrt(x^2+5)dx text(, ) n=4

Calculus

Use the Midpoint Rule with the given value of n to approximate the integral. Round the answer to four decimal places. int_2^10 2 sqrt(x^2+5)dx text(, ) n=4

Calculus - First Derivatives

Find K'. Y = K^(0.25) * L^(0.75).... relates to Cobbs-Douglas function (dL/dK) = 0.25 (K/L)^(0.25) I got to this.... but answer is... (dL/dK) = 0.25 Y/L <--- Please provide a full solution (all steps..) to get to this....

calculus

The total area enclosed by the graphs of y=10x^2–x^3+x y=x^2+19x This is a really long problem I keep getting the answer of 20.25 but it is incorrect I don't know where I am going wrong?

Calculus

Use your calculator to approximate the integral using the method indicated, with n=100. Round your answer to four decimal places. sqrt(x+4)^dx between 4 and 0.

math-calculus

15+2y-y^2/3y^2-16y+5 (5-y)(3+y)/(3y-1)(y-5) i factor out a negative one from (5-y) to make it same like (y-5) (-1)(-5+y)(3+y)/(3y-1)(y-5) i cancel off y-5's. and i get (-1)(3+y)/(3y-1) but the real answer have to be 3+y/1-3y what i doing wrong?

calculus test corrections. 1 question

Find the minimum value of f(x, y) = y – x + 1 for the polygonal convex set determined by this system of inequalities. x > 0 y > 0 2x + y< 4 the answer is -1. please tell me why

calculus

Find the values of p for which the following series is convergent. The sum from n=2 to infinity of 1/(n(ln(n))^p). I tried the integral test using u-substitution, and I know the answer is p>1, but I'm not quite sure how to get there. Thanks for the help.

Calculus

How would I solve the limit for this sequence. [n^(2)]*[1-cos(2.4/n)] I used L'Hopital's rule by putting n^(-2) in the bottom, but I got the wrong answer of -1.44 in the end. Please help, thanks!

Calculus

Use the Evaluation Theorem to find the exact value of the integral ç^6 2 2x+1dx 1) What is the antiderivative? 2)What is theupper and lower limit? 3) Give final answer.

Calculus

May someone answer this question for me? Thank you! I appreciate it. a.) Use the definition of continuity and the properties of limits to show that the function is continuous on the given interval. f(x)=(2x+3)/(x-2), (2, ∞)

Calculus 2 - Indeterminant forms

lim (2^x-3^x)/(cos(x)-1) x->0 The answer the book has for this is "diverges." I know I'm supposed to use L'Hospitals' rule, but I'm not sure how. Can you walk me through the steps?

Pre-Calculus

Umm, how do I find this? with work? Use a calculator to evaluate the function at the indicated value of x. Round your answer to four decimal places. f(x) = 3 ln x x = 0.32

Social Studies

Please review the question and check my answer below. Thank you tutors. Q: What was the effect of the McKinley on the value of Hawaiian-grown sugar? My answer: Funded the "most favored" status of Hawaiian-grown sugar and rewarding American producers with a 2 cent per pound ...

math,algebra

I'm not understanding so the answer should read as follows and steps: 15x^4y^9 divided by 3x^2y^2 = 5x^2y^7 Can you check this one for me. Direction. Simplify each of the following expressions where possible. 6x^2y^3+9x^2y^3 divided by 3x^2y^2 My answer: 15x^4y^6 divided by 3x...

calculus

a) If x3 + y3 - xy2 = 5, find dy/dx. (b) Using your answer to part (a), make a table of approximate y-values of points on the curve near x = 1, y = 2. Include x = 0.96, 0.98, 1, 1.02, 1.04. (c) Find the y-value for x = 0.96 by substituting x = 0.96 in the original equation and...

Please check my Calculus

1. Find all critical values for f(x)=(9-x^2)^⅗ A. 0 B. 3 C. -3,3 D. -3, 0, 3 E. none of these I got D. I found the derivative and solved for critical numbers. 2. Find all intervals on which the graph of f(x)=(x-1)/(x+3) is concave upward A. (negative infinity, infinity) ...

History

Thanks, for for your suggestion.Please check on the following questions, if I have the correct answers. Question 1 During World War I the most striking break from pre-war conditions on the home front was Answer (A)the use of volunteer armies. (B)central planning of the economy...

prealgebra/ check answer please

John who is an amateur golfer spends 3 hours every day practicing golf. What percentage of his waking hours does John spend practicing golf if he sleeps 9 hours a day? 24-9=15 3/15= 0.2% Answer I am unsure if the steps are right

math answer check

Patients who have artificial hip-replacement surgery experience pain the first day after surgery. Typically, the pain is measured on a subjective scale using values of 1 to 5. Let x represent the random variable, the pain score as determined by the patient. The probability ...

English-(PLEASE CHECK)

Who is right about Willy Harris? My Answer- Ruth But is Mama also right?

dog behavior

please check my answer thanks true of false hackles up is an example of a signal I said true

math

I don't know if this answer is right so i am trying to check it here maybe if any could help The function f(x) = |x| - x 4 has a graph that is symmetric with respect to the y axis right?

Romeo and Juliet please check my answer

In act 5 is this true? Bathasar delivers Friar's message to Romeo.

Anatomy check

I just want to make sure this answer is correct: The stomach is (superior or posterior) to the diaphragm? posterior Thanks

math

can someone please check my answer for me? thanks in advance 9(x+4)=3(3x+2)+30 I got x=8 is this correct if not could you please tell me where I missed the step at?

MAT 7th GRADE

Please help. Will someone please check the answer to these problems. Thank you 1. -14 x-3 = 42 2. -24 -15 = 39 3. -48 divided by 12 = -4 4. -150 divied by -30 = -5 5. 3/4 + 5/12 = 1 1/6 6. 14 1/2 + 3 7/8 = 18 5/8

Match Check

if carrots are selling at $.0125 a pound, how many pound we can buy for a dollor. Answer 800 Right ?

dressmaking

need to check my answer, exam 042020 which type of line is considered to be softening line in design

pre algebra check

Use the percent equation to answer the question. What percent of 130 is 156? I get 202.8??

college alg

the function f(x)=6x+9/3x-7 is one to one. find its inverse and check your answer. f^-1(x)=? please show work

Math: Check answer

3. Which of the following is a solution of x² + 14x + 112 = 0? If necessary, round to the nearest hundredth. A.) x = –0.24 B.) x = –4.24 C.) 4.24 *D.) no solution Thank you

Math

Study the equation below. 25=2x+3 Which equation has the same solution? Answers: A. 28=2x B. 22=2x C. 50=x+3 D. 25/2=x+3 My answer is B. 22=2x. Please check if I am right. Thank you!

math check my answer please

Simplify 3√125a^1b^3 (By the way,in 3√, 3 is the index) 3√125a^1b^3 3√125 * 3√a^1 * 3√b^3 5 * 3√a^1 * 3√b^3 I'm stuck what to do next.

MATH!!! CHECK ANSWER

1. How many solutions can be found for the equation 4x + 5 = 10? A. Zero B.One**** C.Two D.Infinitely Many 2.What is the value of z in the equation 3z − 7 = 14? A.3 B.4 C.7**** D. 21

English (check answer)

The success of my presentation tonight ___________ on you. 1. depends 2. is depending 3. will depend 4. has depended is it will depend?

To @Bosnian

I posted a follow up question to your answer to my recent question about a sum of a series.Hope you can check it. Thank you!

Mathematics

1.What is 10^3 written in standard form 10 100 1,000 10,000 Please check this, my answer will be the third choice

CALCULUS

Please help.. ʃ (4sin²x cos²×/sin 2x cos 2x)dx That's integration of (4sin^2x cos^2x over sin 2x cos 2x) dx i've got it from the back and it has an answer from the back page of the book but i want to know how to solve it..i really need it for practicing this subject......

Child Care Environment

You're a teacher in an area day care center. Before your children arrive each morning, you set up several areas with a variety of hands-on activites. As each child arrives, he or she chooses an activity that interests him or her. What type of curriculum organization are you ...

calculus

3logy^3 + log y^2 I had this on a test I put logy^18 was the answer 3 logy^6 ?

Calculus - repost

Find the derivative of F(x)= integral from -2 to x of sqrt(t^3+8)dt? My answer: sqrt(x^3+8)? Is this right?

Calculus

Evaluate the integral e^x sin4x dx. I know the answer is 1/17 e^x sin4x - 4/17 e^x cos4x + C but I don't know how to solve it out.

Calculus

the integral of sin^3xcos^2x my answer is -(1/2)(cosx)^2+(1/4)(cosx)^4+c but this is incorrect, please help.

Calculus

find f'(a) for f(x)=1/sqrt(13-7x) i got my answer to be 7 / (7(13-7x)sqrt(13-7x)) but it says i am wrong please help

Calculus

find f'(a) for f(x)=1/sqrt(13-7x) i got my answer to be 7 / (7(13-7x)sqrt(13-7x)) but it says i am wrong please help

calculus

Let x = 1 and Δx = 0.01. Find Δy. (Round your answer to five decimal places.) f(x) = x/x^2 + 5

calculus

definite integral of (e^(8x))cosh(8x)dx from 0 to 1/16 -I substitued the definition of cosh in, i.e. (e^(8x) + e^(-8x)/2 but i cant get the "e's" to combine and i know the answer is e/32

Calculus

Find the derivative. d/dx[sqrt of x (x^3 +1)] My answer in its most simplified form: (7x^3 + 1)/ 2 • sqrt of x

Calculus 1

Find the derivative dy/dx for the following. Simplify your answer. y=(ln(x^2))/(x^3) I got (2/x x^3-3x^2 ln(x^2))/((x^3)^2) for the derivative is that correct? Or no?

Calculus

Find the value of the derivative (if it exists) of f(x) = (x+3)^(4/3) at x=-3. So I got (4*(x+3)^(1/3))/3 for the derivative and 0 for the final answer.

Physics check my answer please

The atmosphere on Mars is almost all carbon dioxide (CO2), and has a pressure of about 6.9×102 Pa, much less than that of Earth. At −22°C (a warm day on Mars), what is the mass of one cubic meter of the atmosphere? (Assume the atmosphere is completely CO2.) I got 0.020...

math algebra 1

There are 4 times as many nickels as dimes in a coin bag. The coins have a total value of 600 cents ($6.00). Find the number of nickels. Write and solve an equation to do so. (i found the answer through guess and check but i need to know the equation....btw the answer is 80 ...

Algebra 2

I've got some homework about ellipses and I am not sure if I am doing these right. So if you could check my answers I would appreciate it. Thanks!! 1.) Write an equation for an ellipse if the endpoints of the major axis are at (1,6) and (1,-6) and the endpoints of the minor ...

Math - point on the graph (check +help)

Determine the coordinates of the point on the graph of f(x)=sqrt(2x+1) where the tangent line is perpendicular to the line 3x+y+4=0 I do not seem to get the answer... I find the first derivative of f(x0 and equate it to the value of the slope from the tangent line. the answer ...

Chemistry (just need someone to check my answer)

When iron metal reacts with oxygen, the reaction can form Fe2O3. Write a balanced chemical equation for this reaction, and find the number of moles of oxygen that are needed to form 6 mol of Fe2O3. My answer: 9 moles of oxygen

Calculus

How do you find the derivative of (x-2)^.5 times (2x+1) times (x-3)^-.666666667? What is the final answer as well?

Calculus

find y' of 4(cos(x^3))^2 when x = 1. I got -24(1)(cos(1)(sin(1) = -0.4187 but the answer is -10.9.

Calculus

Find the derivative of the integral from 2 to 5x of (sqrt(1 + u^2))/u. My answer: (sqrt(1 + 25x^2)/5x) * 5

English

Writeacher, could you please check the last two paragraphs I posted. I need to check everything for tomorrow. There is still one more paragraph after those and then we will have finished! Thank you for your invaluable help!

6th grade science - CHECK MY ANSWER

A color-blind woman marries a man who is not color-blind. All of their sons are color-blind, but none of their daughters are color-blind. Color-blindness is likely...? Answer choices: 1.the result of having too few chromosomes. 2.the result of having an extra chromosome. 3.a ...

Science -Check Answers-

# 2. When __________ forces act on an object, they cause the object to move. •Balanced •Unbalanced (?CORRECT?, MY ANSWER) •Friction •Net # 4. Which of the following terms BEST describes the scenario below? A meteor moving through outer space continues to move on the ...

French 1

could you please check this god bless. Directions are using the following words ma, mon, mes, ta, ton, tes, sa, son, and seu 1. Qui est ----- amie. Answer: Mon amie est Briana. 2. Qui est----- ami. Answer: Mon ami est Alex. 3. Ou habitent ----- grands-parents. Answer: Mes ...

Calculus

Find the real solutions of this equation. If there is no real solution enter NONE. (3X+1)^1/2=8 Is the answer 2.93

Calculus

find all values of x for which function is differentiable. y=lnx^2 why is the answer= for all x doesn't equal 0?

Calculus

Suppose that f(2)=3 and f′(2)=5. Let g(x)=x^3f(x). Evaluate g′(2). Your final answer should be a single number.

Did I do this right?-Calculus

y' and y'' for x^2- xy + y^2 = 3 y'= (y-2x)/(2y-x) y'' = [(y'-2)(2y-x)] - [(2yy' - x)(y- 2x)]/ ((2x-y)^2) final answer for second derivative is: [2y^2- 5xy + 2x^2 - 2y^3 + 8xy^2 - 8x^2y/ ((2x-y)^3)] - [(4y + 2x + xy - 2x^2)/((2y-x)^2)] is this right. thank you

Calculus

g(x)= {0 if x<0 {x^2-2x if 0≤x≤2 {2 if x>2 Find all values x=a where the function is discontinuous. Is the answer 0 and 2 or just 2?

Calculus

Find y" by implicit differentiation. x^3+y^3 = 1 (x^3)'+(y^3)' = (1)' 3x^2+3y^2(y') = 0 3y^2(y') = -3x^2 y' = -3x^2/3y^2 y' = -x^2/y^2 y" = [(y^2)(-x^2)'-(-x^2)(y^2)']/y^4 y" = [(y^2)(-2x)-(-x^2)(2y)]/y^4 y" = [(-2xy^2)-(-2yx^2)]/y^4 y" = -2xy(y-x)/y^4 y" = [-2x(y-x)]/y^3 My ...

Calculus Help

If f(x) = sin(7 − 5x), find f′(π), which is the derivative at π: −0.754 −0.657 0 0.657 3.770 I chose 0.657 ... I did not really get this exact answer, its just that while I was trying to figure this out my answer was actually 0.6978 but I just...

MATHS

Could you please check my answer? Daniel played a cards game in which each loss meant that he had to give the other player half the cards he had left. He lost four times, one after the other, and then had 3 cards left. How many cards did he have when he started? ANSWER: 72

Calculus

A steady wind blows a kite due west. The kite's height above ground from horizontal position x = 0 to x = 60 ft is given by y = 150 − 1/40(x − 50)^2. Find the distance traveled by the kite. (Round your answer to one decimal place.) THe answer is supposed to be 94.2...

Education

Which of the following statements about the field of child development is correct? A. It’s devoted to understanding human constancy and change over the lifespan. B. It’s part of a larger, interdisciplinary field known as developmental science. C. It focuses primarily on ...

Calculus

alright. i need to write a definite integral for the volume and evaluate the integral for the region bounded by y=x^2, y=0, and x=1 revolved about the a) x-axis, b) the y-axis, c) x=2, and d) y=-2. HELP! Lets do the x=2 axis. dV= pi rh dr where r is radius, h is height. r= x-1...

Calculus

The population of bacteria in one cubic centimeter of the blood of a sick person has been modeled by the function P(t) = 80t(0.86^t) where t is the time, in days, since the person became ill. I was able to answer all of the questions besides, Estimate how fast the population ...

English

Identify the sentence that is punctuated correctly. A. Here is our check, Mr. Vons, for $7.35. B. Here is our check Mr. Vons, for $7.35. C. Here is our check, Mr. Vons for $7.35. D. Here is our check Mr. Vons for $7.35. D

English

Identify the sentence that is punctuated correctly. A. Here is our check, Mr. Vons, for $7.35. B. Here is our check Mr. Vons, for $7.35. C. Here is our check, Mr. Vons for $7.35. D. Here is our check Mr. Vons for $7.35. c

conclusions - check answer

Which of the following is a true statement about writing introductions of rough drafts? A. Do not worry about the central point of your essay; it will happen later on as you revise your paper. (MY ANSWER) B. Pay close attention to the correct spelling of your words. C. Make ...

calc check: average value

Find the average value of the function "f(x) = x^2 sqrt(1+x^3)" on the interval [0,2]. and this is what i did.. please check for mistakes. thanks :D f(x) = x^2 sqrt(1+x^3), [0,2] f ave = (1/(b-a))*inegral of a to b for: f(x) dx f ave = (1/(2-0))*integral of 0 to 2 for: x^2 ...

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