# Calculus (Answer Check)

88,916 results, page 57-
## adverb question

i have to fill in the blank: adverbs of time tell ___ something happens. I wrote: when adverbs of frequency tell ___ something happens. i wrote : how often or is it also when? can you check this? i have an ARTICLES EXCERCISE 1) ARTICLES ARE USE WITH: a -
## English - check my answer, please.

"Martha, Gates, and Zuggy lifted the piano onto the bed of the truck and Kate tied the legs to the frame with ropes and grounding cable and I watched from the sofa." This statement: includes an inappropriate combination of modifier and noun. includes a -
## English

Read the thesis statement that follows. Identify why it is a good thesis statement. Government should provide health insurance because the costs of uninsured people damage the economy. A.It is interesting B.Everyone already knows it’s true. C.It mentions -
## Calculus 1

A family wants to fence a rectangular play area alongside the wall of their house. The wall of their house bounds one side of the play area. If they want the play area to be exactly 1600ft^2, what is the least amount of fencing needed to make this? Round -
## Health; Check Answers

Please check my Answers 1. Which is a common viral disease? A. strep throat B. lyme C. tuberculosis D. common cold*** 2. which statement is about the flu? A. there is no cure B. there is usually a fever C. It typically lasts 3-7 days D. it spread by -
## english

Can you check my poem if it has 10 syllables per line and any other mistake? and thank you. You just didn’t know how much I loved you How hard I tried and you still didn’t know How close we were was something oh so true I don’t think it was right for -
## Algebra 1

REINY, Thank you for your answer and the answer is obviously correct when you go back and do the multiplying ......however , I do not just want the answer, I desperately wish to understand from start to finish how you got the answer. I am sorry if I seem -
## Algebra

Hello, could someone check my answers to the following 1.For the function f(x) = x^2 - 2x + 1, (a) find f(0) My Ans: (0) = 0² - 2(0) + 1 = 0 - 0 + 1 = 1 f(0) = 1 (b) solve f(x) = 0 My Ans: 0 = x² - 2x + 1 (x - 1)(x - 1) = 0 (x - 1)² = 0 x = 1 2. (Solve -
## 6th grade math

Can you check the following problems? Tell if the problem can be solved by using GCF or LCM and then solve. 1. Joanne is campaigning for class president and plans to distribute 20 flyers and 16 buttons. She wants each classroom to receive an identical set -
## physics- check

1. three point charges, q1, q2, q3, lie along the x-axis at x = 0,3,5, respectively. Calculate the magnitude and direction of the net electric force on q1 if q1 = +6 x 10^-6 C, q2 = +1.5 X 10^-6 C and q3 = -2.0 x 10^-6 C. my answre is 46.8 N to the right. -
## Math

The total weight of the shape blocks on both sides of Kim's pan balance equals 30 grams. Circles weigh 5 grams, squares weigh 10 grams, and triangles weigh 3 grams. The right side has circle and square. How many triangles are on the left side? A) 5 B) 4 C) -
## Physics

A block of mass m = 5.9 kg is pulled up a è = 21° incline as in the figure with a force of magnitude F = 34 N. (a) Find the acceleration of the block if the incline is frictionless. 1 Your response differs from the correct answer by more than 10%. Double -
## PHYSICS ANSWER CHECK

A car can brake to a stop from 60mph in 2.6 seconds. If the car has a weight of 3225 lbs, what force in Newton's acts on the car. F=ma, vt=v0+at, a=(vt-v0)/t=(0-60mph)/2.6s=-23.1m/s^2 3225 lbs=1462.84 kg thus F=1462.84kg*(-23.1m/s^2)=-63.3N -
## World History Answer Check

What was the effect of total war on ordinary citizens during World War I? A: Military conscription, food rationing, and an increase in taxes were the effects that total war had on ordinary citizens. -
## History Plz help i changed the answers

Ms. Sue, Reniy , Writeteacher . I changed my answers now can you check if they are correct? Please guys i really need a good grade 2. What role did nativism play in federal policy? A. Concern for immigrants' children led to increased public education -
## Calculus

The hypotenuse of a right triangle has one end at the origin and one end on the curve y=x^(7)e^(-7x) , with x greater than or equal to 0. One of the other two sides is on the x-axis, the other side is parallel to the y-axis. Find the maximum area of such a -
## Calculus

this homework is due in one hour and i have no idea how to answer these questions. 1. A car is traveling at 50 mi/h when the brakes are fully applied, producing a constant deceleration of 20 ft/s^2. What is the distance covered before the car comes to a -
## Math ~CHECK MY ANSWER~

1) Which of these is a rational number? a. Pi b. Square root 3 ****** c. Square root 2 d. 1.3 (the # 3 has a line at the top) 2) Which of the following sets contains 3 irrational numbers? a. Square root 120 , n , Square root 3 ****** b. - Square root 256 , -
## Math 7 - Homework Question Check (Q2)

37. On the lines below, explain why the graph you choose is misleading? Answer - The reason why graph A was misleading is because on the left side (where the numbers are) it started from 0 to 50, then 50 to 100, AND 100 to 300! From 100 to 300 is too much, -
## chem can u check answer please

Which is NOT a chareteristic property of acids? A: react with carbonate to yield CO2 gas B: taste sour C: neutralize bases D; turns litmus red to blue E:reacts with metal to yield H2 gas I reckon its D because isnt it the other way around ? Blue to red -
## Algebra

Can someone help me with this please. Andrew factored the expression 20x^3-12x^2+8x as 4x(5x^2-12x^2+8x) but when melissa applied the distributive law and multiplied out 4x(5x^2-12x^2+8x)she got 20x^3-48x^3+32x thus Andrews solution does not appear to -
## math help

Use the following table to answer the questions. (Give your answers correct to two decimal places.) x 1 1 3 3 5 5 7 7 9 9 y 3 2 6 1 3 3 3 2 5 3 (a) Find the equation of the line of best fit. y hat = + x (ii) Graph this equation on a scatter diagram. (Do -
## E.L.A. PLEASE CHECK!

Choose the direct object(s), if any, in the sentence. A grapefruit tree can bear 1,500 pounds of fruit each year. A: pounds B: 1,500 C: year D: no direct object My answer is A Choose the direct object(s), if any, in the sentence. Nathan went to the -
## Science AZ

Define what is meant by the terms initiative and referendum as they are used in the Arizona Constitution. Please check the Government definition of "initiative" in this online dictionary. http://dictionary.reference.com/browse/initiative Then click the -
## Algebra II-Please check

I'm sorry the computer jammed on an earlier post and I couldn't do anything-so here is the problem I need asistance with Please check and offer advice-I'm NOT SURE IF I USED CORRECT FORMULAS-thank you the problem is List the center, vertices, and foci of -
## American government

which of the following was one compromise related to the declaration of independence that was agreed to by the delegates to the second continental congress? A. language condemning he slave trade was removed B. language criticizing the english people was -
## Calculus ll - Arc Length/Simpson's Rule

Use Simpson's Rule with n=10 to estimate the arc length of the curve. Compare your answer with the value of the integral produced by your calculator. x = y + y^(1/2), 1 ≤ y ≤2 -
## Algebra 2 ..

Solve the equation by completing the square. x^2-2=9x My answer: x=9/2+or- the sqrt. of 22.25 (but when I checked my answer the actual answer was x=9+or - the sqrt. of 89 and then all over 2) Please explain why my answer is different from the actual -
## ELA

Find the prepositional phrase in each sentence 1. There was a town that did without television. Answer:without television 2. Most people in town stopped watching TV. Answer:in the town 3. They did not watch television for a whole week. Answer:for a whole -
## social studies

3. By 1700, the British East India Company had founded A. Madras. B. Madras, Calcutta, and Bombay. C. Calcutta. D. Madras and Calcutta. Student Answer: B Answer: Incorrect Reference: 7. In the 1500s, if you were searching for a sophisticated cosmopolitan -
## math

|(x-3)/(x+5)|< 2 i've asked so many ppl, but they all give me different answers :( Well if the expression is less than two, and the abs function is positive, then the ratio is between 0 and 2. Lets look inside the abs function, it can be negative, -
## elements of calculus

cost, revenue, and profit are in dollars and x s the number of units cost: if the cost function for a particular good is C(x)= 3x^2 +6x + 600, what is the (a) marginal cost function (b) marginal cost if 30 units are produced? (c) interpretation of your -
## calculus

Suppose R is the rectangle 1<=x<=4, |y|<=2 and evaluate the double integral ∫R∫f(x,y)dA, where f(x,y)= y/(1+3x^4)^(1/2). I first decided to integrate with respect to y first (which I think I can choose to do) I am a little confused at -
## Calculus 1

A 10m ladder leans against a wall at an angle theta with the horizontal. The top of the ladder is x metres above the ground. If the bottom of the ladder is pushed towards the wall, find the rate at which x changes with respect to theta when theta equals 60 -
## american government

The Framers' most significant modification of the traditional doctrine of the separation powers? A)include a two-chamber legislature. B)define legislative power precisely, while defining executive and judicial power only in general terms. C)ensure that the -
## Finance Math

Rhonda Brennan found her first job after graduating from college through the classifieds of the Miami Herald. She was delighted when the offer came through at $22.00 per hour. She completed her W-4 stating that she is married with a child and claims an -
## SOCIAL STUDIES (CHECK answer) please

Which of the following statements can be inferred about the effect of the lousiania purcchase would have on the United States? A) because of the high cost is the purchase the US would struggle even more with public debt B) because of the treaty the French -
## calculus-changing voltage

V = IR V is increasing at the rate of 1 volt/sec while I is decreasing at the rate of 1/3 amp/sec. Let t = time in sec What is dV/dt? What is dI/dt? Find the rate at which R is changing when V = 12 volts and I = 2 amp. Thanks. Please ignore this. I got the -
## History

Hey, everyone! Do you mind helping me check my history questions for accuracy? Thanks! 1. "Living by Faith" by Charles G. Finny is representative of which of the following movements? a. Revivalism b. Transcendentalism c. Nativism d. Deism My Answer: A 2. -
## Calculus

How would you begin this problem? On a standard summer day in upstate New York, the temperature outside can be modeled using the sinusoidal equation O(t) = 11 cos (pi/12 t) + 71, where t represents the number of hours since the peak temperature for the -
## Calculus

q = f(p) = 10300e^−0.34p a) Find the number of products sold when the price of the product is $5. (Round your answer to the nearest whole number.) Number of products sold: b) Find a formula for the rate of change in the number of products sold when -
## Calc I (@Reiny)

y = x^3 - 8x^2 + 6x -2 has a slope of 6 at two points, what are the coordinates? I used Reiny's way to help solve this answer. Please check if I've done it correct: y'= 3x^2-16x+6 3x^2-16x+6=6 3x^2-16x=0 x(3x-16)=0 Solve for x's x=0 3x-16=0 ~> x=16/3 -
## maths

1) If I number the pages os a 36 page book, how many digits do I write? My answers is 63, not sure if this is the correct answer? 2) How many pages does a book have if in numbering them I use: a) 129 digits? A= 69 pages? b) 203 digits? A= 104 pages? Could -
## Calc I (@Reiny)

y = x^3 - 8x^2 + 6x -2 has a slope of 6 at two points, what are the coordinates? I used Reiny's way to help solve this answer. Please check if I've done it correct: y'= 3x^2-16x+6 3x^2-16x+6=6 3x^2-16x=0 x(3x-16)=0 Solve for x's x=0 3x-16=0 ~> x=16/3 -
## Algebra 2

I am stuck on this problem that I have tried to solve so many times! The question is:The length of a rectangle is four more than twice the width. If the perimeter of the rectangle is 32 cm, what are the length and width of the rectangle? Here is my work: -
## 8th grade Math

Can you please check my answers? Wally ordered a pizza. He ordered 4/9 of the pizza with sausage, 1/5 of the pizza with extra cheese, and the rest of the pizza with bell peppers. How much of the pizza had bell peppers on it? My answer: 29/45 of a pizza -
## Chemistry(Please check answers)

1)What is the pH of a saturated solution of lead(II) hydroxide? The Ksp= 4.0e-15 Pb(OH)2 4.0e-15 = (x)(2x)^2 = 4x^3 I divided by 4 and took the cube root and got 1.12e-5 but I am not sure I took the cube root correctly. -log(1.12e-5)= 4.95 14-4.95 = 9.05 -
## books (Henry VIII)

I know I have posted this question before put under the wrong context I accidentally wrote Hamlet instead of Henry VIII. That's because I was working on both pieces of work. My answers have changed and want to know if they are correct. Please check over my -
## Calculus

The velocity function is v(t)=t^2−5t+4 for a particle moving along a line. Find the displacement and the distance traveled by the particle during the time interval [-1,5]. So I found the antiderivative of the function, which gave me t^3/3-5^2/2+4x+c. -
## chemistry-please check my work

Determine the mass of carbon monoxide that is produced when 45.6 g of methane CH4 react with 73.2 g of oxygen gas, O2. The products are CO and H2O. Please check my work: CH4 + 3O2 ---> 2CO + 2H20 nCH4=2.84 mol nO2=4.58 mol Limiting Reactant: 1 mol -
## World History Answer Check (Ms. Sue)

1. What is the principle of minsterial responsibility? A: The chief executive officer, usually called the prime minister, was responsible to the popularly elected legislative body, not to the king or president. This principle is calls ministerial -
## Algebra

1. What is the mapping of? Domain Range -3 3 -2 -6 -1 0, 15 0 -6 1 -1 I needed to represent these with arrows, but I can't. a. relation b. linear function c. all of these d. none of these Answer- none of these 2. Re-write 2x - 3y < 6 in slope intercept -
## Calculus (pleas help!)

Consider the function f(x)=12x^5+60x^4−100x^3+4. For this function there are four important intervals: (−INF,A], [A,B] ,[B,C] , and [C,INF) where A, B, and C are the critical numbers. Find A, B, and C. At each critical number A, B, and C does -
## Calculus

So, I have a homework question on The Quotient Rule (taking derivitives) and I would like to know if I did it right. Calculate: y=(1/sqrt(x))-(1/(5th root of x^3). My 1st step was to change the sqrt to x^1/2, and the 5th root to x^1/5+^3. So then I got -
## Calculus

A donut is generated by rotating the circle, S, defined by (x-3)^2 +y^2 =4 about the y axis. If the anagement of dunkin donuts wants to know how to price these donuts use intergral calculus to help them (i) set up a definite intergral to determine the -
## Calculus

Please help simplify this expression: 2 log (base 4) ^9 - log (base 2) ^3 The answer should be log(base 2) ^3 -
## Business Check

1. The majority of CEOs blame unethical employee conduct on: the breakdown of traditional religious institutions. a failure of leadership to establish ethical standards. the increase in lawsuits used to avoid personal responsibility. the nation's business -
## medical insurance forms

please check my answer thanks When should you submit a cliam to a secondary insurance company ? A when a primary insurance company returns a cliam for correction B when the patient says it is ok C At the smae time you sumbit the claim to the primary -
## algebra

I just need a quick check before I hand in my work if you would...Thanks. 1. I am to use the intercepts to graph the equation x+3y=6 I used the formula y=mx+b using 3 and -6 for x I got these as my ordered pairs to graph (3, 1), (-6, 4)…Is this correct? -
## Calculus

The sun is passing directly over an 80ft. tall building. The shadow is 60ft. long when the angle (theta) that the sun makes with level ground is increasing at the rate of .327 radians per minute. At what rate is the shadow decreasing. (express your answer -
## EDTECH

Which of the following is a good test-taking strategy for multiple-choice questions? A)answer C is almost always the correct answer, so pick answer C if you don't know the answer. B)read the answers first, then read the question. C)when in doubt, provide -
## algebra 2

I am taking an online class, and cant understand why when I calculate ona ti84 plus an answer I get decimal answer and my teachers answer is sq root, is there something I am not doing on my calculator? How do I convert. Example, teachers answer to the -
## Physics - Potential difference (check + help)

A pair of horizontal plates are situated in a vacuum and separated by a distance of 1.8cm. What potential energy would need to be connected across the plates in order to hold a single electron suspended at rest between them? Ans: I used the formula (qv)/d -
## cultural diversity

1. Advocates of social skills building and role modeling would not be inclined to choose a Western style of play because Western play: A. Has a people focus, not an object focus B. Is impossible for many non-mainstream children to master C. Lacks a -
## Algebra

Amy has some money in her checking account. If she writes a check for $40.50, her checking account will be overdrawn by $21.50. Find how much money is Amy’s checking account now. My Answer (please correct if wrong): 40.5 - (-21.50) = x -
## calculus

In 1970, the total enrollment in public universities and colleges in a country was 5.1 million students. By 2004, enrollment had risen to 14.3 million students. Assume enrollment can be modeled by exponential growth. (a) Estimate the total enrollments in -
## calculus

The question I'm having problems with is If f(x)=3x^2+7x+2, find f'(4) , using the definition of derivative.f'(4) is the limit as x--> ________ of the expression __________________. The value of this limit is _________________. I've got the first part -
## English

Write the vocabulary word that goes with each idea. Glared - legendary - muttered - gaped -flinched- fluke - snickering - stunned. 1/.............stared at angrily. Answer: glared 2/..........something so great that stories are told about it. -
## dog behavior

please check my answer thanks :) If you're going to be teaching a dog a lot of different basic commands, what would be best to use as a treat? A. Small scoops of canned dog food B. Small pieces of rawhide C. Half of an ordinary dog biscuit D. An extra -
## Algebra

I have some problems that I am having trouble with and I have some that need checking please. Thanks! Solve the equation. 4. (x+7/4)=2(x-1/6) Find all the value(s) of x that make thedenominator(s) zero. Then solve the equation. 6. (x-8/2x) +5= (x+6/x) -
## Macroeconomics* Please check my answers*

If real GDP per capita grows at a rate of 5% per year consistently over time, how many years would it take for it to double in size? 5 10 My answer 14 70 The purpose of indexing Social Security payments to the CPI is to ______. increase corporate profits -
## Calculus

Find the open intervals on which f(x) = -6x^2 + 96x + 7 is increasing or decreasing. a. increasing on (-inf, 16); decreasing on (16, inf). b. increasing on (-inf, 14); decreasing on (14, inf). c. increasing on (-inf, 84); decreasing on (84, inf). d. -
## physics

A cart of mass m = 1.10 kg on a track undergoes a collision with another cart. It's velocity before and after the collision, vi and vf is measured and found to be vi = 2.12¡À0.06 m/s and vf = 0.60¡À0.08 m/s. Calculate the following quantities including -
## Confidentiality of Health info

Please check my answer thanks:) Joe Smith asks for access to patient records as part of a research project. What should the Health infomation manager do ? 1. Say yes-access for research is permitted. 2. Say no 3. Tell Joe to sumbit his request to an -
## History

Which of the systems of government claims to be a form of government that supposedly uses a system of laws and administrative practices that are in keeping with the will of a Supreme Being? Check this site for your answer. -
## dog behavior

please check my answer thanks so much :) Which one of the following statements is accurate for the heeling command? A. The instructor should hold the leash taut in his or her right hand. B. Conduct your first lesson in a place where the dog won't be -
## Rational Expression

(x+1/2x-1 - x-1/2x+1) * (2x-1/x - 2x-1/x^2) (x+1/2x-1 - x-1/2x+1)*(2x-1/x - 2x-1/x^2) The first parenthesis reduces to zero. Check that. I have the answers in the back of my book (just not how to get there) the book shows the answer as 6(x-1)/x(2x+1). When -
## English

Could you check the following sentences on indirect speech, too? Thank you. By the way, how do you pronounce "Keruac", the surname of the famous American writer? 1)He invited me to go for a walk. 2)One of the guests apologized for breaking the vase. 3)He -
## math

I just want to see if my answers are correct and if no, can you please show your work and explain how to do it? Thank you. A. (x^1/2)^4√x^6 I got an answer of x^2x B. √x^4y^12 I got an answer of xy C. 3√a^6b^3 I got an answer of a^2b D. -
## math

I just want to see if my answers are correct and if no, can you please show your work and explain how to do it? Thank you. A. (x^1/2)^4√x^6 I got an answer of x^2x B. √x^4y^12 I got an answer of xy C. 3√a^6b^3 I got an answer of a^2b D. -
## Calculus

A man starts walking north at 4 ft/sec from point P. Five minutes later a woman starts walking south at 5 ft/sec from a point 500 ft due east of P. At what rate ae the people moving apart 15 minutes after the woman starts walking? Draw a diagram. 1) What -
## Calculus

In a chemical reaction, substance A combines with substance B to form subtance Y. At the start of the reaction, the quantity of A present is a grams, and the quantity of B present is b grams. Assume a is less than b. At time t seconds after the start of -
## French

Could you please check these thanks. Directions: Answer using the correct form of mettre. 1. Tu mets un survêtement quand tu fais du jogging? Answer: Oui, je mets un survêtement quand je fais du jogging. 2. Tu mets la table pour le dîner? Answer: Oui, -
## chem (Check)

The Question: Why must a calculated answear generally be rounded? My Answear: A calulated answear cannot be more precise than the least precise measurement from which it was calculated. I think your answer is ok but I think you are leaving out information -
## Science - Please Check My Answers

Please help me with the following: Which is usually the best way to present or communicate inferred data? A. in a bar graph B. in a data table C. in a simple diagram D. in a written paragraph I know the answer isn't C or D(I got C wrong), but now I think -
## English

1) If you listen to a normal conversation in English you will realise that large sections fall into (??) perfect iambs. An iamb is the most common stress pattern in English and consists of (is made up of??) an unstressed syllable followed by a stressed -
## Math

A fireman used a ladder with 56 rungs. The rungs are 14 inches apart and 1.5 inches thick. What is the distance from the bottom of the lowest rung to the top of the highest rung? Check if I solved correctly please. I multiplied 55*14 because there would be -
## UCI Webworks

Answer the follow using the Energy Profile plot. More than one answer is possible for some questions. What chemical species are present... A. at the longest constraint distance? (Use i, ii, iv, etc. for your answer) B. at the highest energy? (Use i, ii, -
## UCI Webworks

Answer the follow using the Energy Profile plot. More than one answer is possible for some questions. What chemical species are present... A. at the longest constraint distance? (Use i, ii, iv, etc. for your answer) B. at the highest energy? (Use i, ii, -
## English, check my answers

please check if I have put the apostrophes in the right places or if I have forgot to put them in certain places in these sentences: 1. My dog's been so sick lately. 2. We've been having lots of fun in science classes. 3. Why's the dog eating from the -
## math calculus (please help me)

In 1970, the total enrollment in public universities and colleges in a country was 5.1 million students. By 2004, enrollment had risen to 14.3 million students. Assume enrollment can be modeled by exponential growth. (a) Estimate the total enrollments in -
## computers

I need some help with creating a simple, but automatic site status (uptime/downtime) monitor script in ColdFusion. Basically I would like the script to check if an application on my site is accessible or not every 60 minutes. If the application is down at -
## Math check answer please

Trains A and B are traveling in the same direction on parallel tracks. Train A is traveling at 40mph, B is traveling at 44 mph. Train A passes a station at 820am, train B passes the same station at 850. At what time will train B catch up to train A. My -
## Calculus help

A car travels along a straight road for 30 seconds starting at time t = 0. Its acceleration in ft/sec2 is given by the linear graph below for the time interval [0, 30]. At t = 0, the velocity of the car is 0 and its position is 10. What is the total -
## Math 7 - HW Question Check

7. Which number is an irrational number? a) Square Root 3 (i can't make the symbol) b) - 13.5 c) 7/11 d) 1 over square root 9 (can't make the symbol) My Answer - D Am I correct? -
## CHECK my answers Physical science

10. If a solid piece of iron is heated and remains at 80°C until it is completely melted, you know that 80°C is (2 pts) * a. the freezing point of iron b. the melting point of iron c. the boiling point of iron d. both the freezing and melting points of -
## International Business: Please Check Answer

Hi, Please help me! I need to know is these is the correct answer for these questions. Thanks for your help! Some countries try to hold the value of their currency within some range against an important reference currency. This is referred to as what? a. A -
## chem--need help, please!!!

Ka for benzoic acid, C6H5COOH, 6.5x10^-5. Calculate the pH of solution after addition of 10.0, 20.0, 30.0, and 40.0 mL of 0.10 M NaOH to 40.0 mL of 0.10 M Benzoic acid. PLEASE CHECK MY ANSWER!!!!! My answer is: Moles acid = 0.040 L x 0.10 M = 0.0040 Moles -
## calculus

the vertical displacement y of a boat that is rocking up and down a lake, with y measured relative to the bottom of the lake. It has a maximum displacement of 12 meters and a minimum of 8 meters, a period of 3 seconds and an initial displacement of 11 -
## Health Law

please check my answer thannks :) Dr Bob is on the staff at Patient hospital ,Inc he commits malpractice the plaintiff sues both the hospital and Dr Bob Assuming no fault on the part of the hospital which is the most complete and true.. 1. the hospital is