# Calculus (Answer Check)

86,066 results, page 21

### SS7R - HW Qs. Check (Q5)

Whena worker freely chooses his employer and works for wages is it called ____________ answer - free labor am i correct????

### math

Solve the equation check for extraneous solutions 6/6-4x/=8x+4 I used/ / for the brackets posssible answers x=1 x=5/2 or x=2 x=5/2 x=5/2 or x=1 Not looking for just the answer, would like to know how to get it.

### language arts (check answer)

Which of the following words most likly comes for africa? A.boutique B.safari C.violin D.allegro i pick B.

### math (check please)

find the volume of a square pyramid with a base length of 9cm and a height of 4cm. ANSWER: 108 cm^3 (is it right?)

### science (check!)

when fossil fuels are burned they produce _____, the main greenhouse responsible for global warming trends. ----MY ANSWER: emission?---

### Math check see if i;m coorrect

In division, a problem includes a divisor, a dividend, and a(n) ______. A. product B. sum C. expression D. quotient My answer is b

### Science

which of the following helps ensure a groups access to resources it needs for survival? My answer is D. Territorial Behavior. Please check if this is right?..

### CHECK MY ALGEBRA 2

Write an equation that would have a hole at x = 4 and a vertical asympote at x = -2. My answer was f(x)= (x-4)/(x+2) If it is not correct can someone please help me solve it and explain it to me? Thanks!

### Mathematics

Choose the Compound Inequality that represents this phrase: All real numbers that are less than -3, or greater than or equal to 5 (I need to check my answer) A) x < -3 or x >_ 5 B) x < 5 or x >_ -3 C) x <_ -3 or x > 5*** D) X <_ -3 or x <_ 5

### Calculus

Let f(x)=3x^4-2x^2+3 a) find f'(x) Answer: f'(x)=12x^3-4x b) find the slope of the line tangent to the graph of f at x=3. Answer:312 So I got those firs two right but what I need help with is part C which is c) find an equation of the line tangent to the graph of f at x=3

### calculus

Suppose f(x) is the function 2x^3+ 12x^2+ 21x + 3. Find the smallest value of f at which the tangent to the curve is 3. I did: f'(x)+ 6x^2+ 24x + 21= 3 = 6(x+3)(x+1), x= -3, -1 the correct answer is supposed to be -8

### Calculus

Find the surface area formed by revolving the graph of f(x)=81-x^2 on the interval [0,9] about the y-axis. (express the answer in terms of pie.)

### calculus

Find the smallest positive value of x which satisfies 1.400cos(1.000x) Give answer in four decimal places for accuracy.

### Calculus

Solve the exponential equation for t. Round your answer to three decimal places if necessary. e^(0.08t)=4 Please show work

### calculus

Find the arc length of the graph of the function over the indicated interval. (Round your answer to three decimal places.) y = (2/3)x^(3/2) +7 ;[0,6]

### Calculus

Which of the following is a point at which the tangent to y=(x-2)^2(x+3) is horizontal? a) (-2,16) b) (-1, 18) c) (1,4) d) (2,0) I found the derivative of y=(x-2)^2(x+3) which is 3x^2-2x-8 if I solved for 0, it wouldn't give me the answer that are listed above. What did I do ...

### calculus test corrections. 1 question

Describe the linear programming situation for this system of inequalities. x < 1 y > 0 3x + y < 5 the answer is unbounded. please tell me why

### Pre-calculus

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

usethe intermediate theorem to show that the polynomial function has a zero in the given interval f(x)=18x^4-8x^2+9x-1;[0,3) can you please me how you got the answer

### Calculus

Find the derivatives of the function k(x)=sqrt(sin(2x))^3 I think I have the answer and was wondering if i had it correct k'(x)=2sin(x)^3+8sin(x)

### Calculus

Let f be the function given by f(x)= 2x/(sqrt(x^2 +x +1)) c. Write an equation for each horizontal asymptote of the graph of f. d. Find the range of f. Use f'(x) to justify your answer.

### AP Calculus

In the answer space below, provide the larger of the two positive integers that add up to 60 and have the largest possible product.

### Health (Ms. Sue Check Please)

1.Kori's doctor says her muscular strength and endurance are excellent, but he worries about Kori's cardiovascular health. Kori enjoys weightlifting, softball, basketball, and bowling. Increasing the frequency of which activity will best improve Kori's cardiovascular endurance...

### French

Could you check these thanks. We are working on les actions réciproques. 1. Pierre parle à Marie. Marie parle à Pierre. Answer: Ils se parlent. 2. Pierre aime Marie. Marie aime Pierre. Answer: Ils se aiment. 3. Je t'aime. Tu m'aimes. Answer: Nous nous aimons. 4. Je te vois...

### math answer check

Three coins are tossed, and the number of heads observed is recorded. (Give your answers as fractions.) (a) Find the probability for 0 heads. Incorrect: Your answer is incorrect. . Your answer cannot be understood or graded. More Information Redone 0/3 was my answer (b) Find ...

### Math - check my answers :)

1. Find the amplitude, if it exists, and the period of y=tan 1/4È Answer: No limits in amplitude, y=tanÈ/4 period is 4pi 2.Solve x = Arctan(-sqrt3) Work: Pythagorean theorem: sqrt(1^2+3)= sqrt4=2 in length. Triangle is 1, sqrt 3,2 Answer: -60° 3. In triangleABC, A = 35°, a...

### spanish/check please

Completa la oracion usando las palabras este,ese,aquella oaquellos.) (Hint:Complete the sentence using este, ese,aquella,o aquellos) 1. Mira el caballo que esta delante de mi.Mira( ....) caballo. answer:( ese) 2 ¿Ves la llama que está lejos de nosotros? ¿ Ves(.....) answer...

### spanish/check please

Completa la oracion usando las palabras este,ese,aquella oaquellos.) (Hint:Complete the sentence using este, ese,aquella,o aquellos) 1. Mira el caballo que esta delante de mi.Mira( ....) caballo. answer:( ese) 2 ¿Ves la llama que está lejos de nosotros? ¿ Ves(.....) answer...

### calculus

With x people on board, a South African airline makes a profit of (1104 − 3 x) rands per person for a specific flight. A. How many people would the airline prefer to have on board? Answer: x= B. What is the maximum number of passengers that can board such that the ...

### Calculus Please Help

If 1100 square centimeters of material is available to make a box with a square base and an open top, find the largest possible volume of the box. I'm supposed to type the answer in cubic centimeters... my answer was 2500 cm^3 but it's wrong... I have also tryed with others...

### calculus

Me again. One last question! Again, just needed my answer verified with any explanation or walk-through. The position of a particle moving along a coordinate line is s=√(3+6t) with s in meters and t in seconds. find the particle's acceleration at t=1 second. a. 1 m/sec^2...

### Calculus

Explain the global optimization process for a continuous function over a closed interval. Be sure to identify all steps involved and clearly explain how the derivative is utilized in this process. Does this have to do with the first derivative rule or second derivative rule ...

### Calculus

Explain the global optimization process for a continuous function over a closed interval. Be sure to identify all steps involved and clearly explain how the derivative is utilized in this process. Does this have to do with the first derivative rule or second derivative rule ...

### Physics-ASAP

A plane has an airspeed of 200 {mph}. The pilot wishes to reach a destination 600 {mi} due east, but a wind is blowing at 50 {mph} in the direction 30 degrees north of east. a)In what direction must the pilot head the plane in order to reach her destination? answer in south of...

### calculus

consider the initial value problem dy/dx=y^2+1, y(0)=0. estimate y(2) 1) use h=1 to compute your estimate I got x1=1 x2=2 y=1=1 y2=3 2)use h=1/2 to compute your estimate I got x1=1/2 x2=1 x3=1.5 x4=2 y1=1/2 y2=9/8 y3=289/128 y4=5.306671143 3) use h=1/8 to compute your answer ...

### Agility Training

Please check my answer thanks :) The organization that excludes mixed breeds from its agility competition is the A. United Kennel Club. B. American Kennel Club. C. North American Dog Agility Council. D. Agility Association of Canada My answer is B

### Math check

Complete the following hypothesis test: Ho: ì = 52, Ha: ì < 52, á = 0.01 using the data below. 43 48 44 48 42 60 54 44 50 35 48 58 (a) Find t. (Give your answer correct to two decimal places.) -2.05 . (ii) Find the p-value. (Give your answer correct to four decimal ...

### physics

A 10.0-kg cylinder rolls without slipping on a rough surface. At the instant its center of amss has a speed of 10m/s, determine (a) the translational kinetic of its center of mass (b) the rotational kinetic energy about its center of mass and (c) its total kinetic energy. can ...

### Chemistry

Please check the following. 1. What is the empirical formula of the compound C6O6H14? A. C3O3H7 B. CO2H C. C12O12H28 D. COH2 My answer: A.C3O3H7 2. The diameter of an atom is approximately 1x10^-10 meter. What is the diameter in millimeters? A. 1 x10^-12 mm B. 1 x10^-13 mm C. ...

### Math

Ten cousins share 3 pizzas equally. What fraction of a pizza does each cousin get? Answer: 3/10 Four boys share 9 yards of fishing wire equally. How many yards of fishing wire does each boy get? Answer:9/4 Please check on the above answers.

### Math-check my work please??

Write an equation, in point-slope form, for the line that is perpendicular to y – 10 = 3/2 (x – 4) and that passes through the point (4, 2). My Answer: Formula for point-slope form; y – y = m(x – x) Insert y and x value; y – 2 = m(x – 4) If the slope for the ...

### Spanish-Please check answer

We are just learning about travel and I'm not sure if I answered these correctly-especially the second question Cuando vas a otro país necesitas pasar por la ? Would answer be la advana (customs) Tienes que_______el cinturón de seguridad mientras estás en el vuelo. Would it...

### Physics

Can someone please check my answers for the first three questions and help me with the last one? 1)A racecar accelerates from rest at +7.2 m/s2 for 4.1 seconds. How fast will it be going at the end of that time? Answer: 29.5 m/s 2)A racecar starts from rest and is accelerated ...

### Social Studies

Please review the question and check my answer. Thank you tutors. Q: What was the Reciprocity Treaty? My answer: The Reciprocity Treaty allowed Hawaii sugar into the United States duty-free and set of rapid growth in the Island's sugar industry. I also got my answer from a ...

### check english answers please??

Match the definition with the appropriate word. A. an appeal to logic B.the emotion that a speaker demonstrates towards his or her subject C.an appeal to the credibility of the speaker D.an appeal to the emotion E.devices in a speech that seek to convince an audience Use the ...

### Math ~CHECK MY WORK~

With stars are my answers. Please check them if they are wrong please tell me the right ones. Number 1 (the bottom one) I don't get it so please help me with that one please! 1) You have $60 in your wallet and want to buy some new CDs. If the CDs are $11 each, what number of ...

### chemistry

i don't understand any of this ! I'm doing the STP & stuff like that . The question is; How Many Molecules are contained in each of the following ? a] 1.00 mol O2 b] 2.50 mol He c] 0.0650 mol NH3 d] 11.5g NO2 pls just explain how to do . i don't need you to just give me an ...

### How to get quick responses to your math questions

Math is a wide subject, ranging from K to 11, college and university. Then there is algebra, trigonometry, geometry, arithmetic, calculus, number theory, ... etc. Not all teachers answer all math questions (many do). If you would give a little more detail on which branch of ...

### LA check work

Hello could you check my work on these two questions? Question one: How do you form the perfect tense of a verb? A. use the helping verb will and the base form of the verb B. use a form of the verb have and the present particle of the verb C. use a form of the verb have and ...

### Marketing Management

What ae subway limited target group? Are you asking what the Subway sandwich company targets as its prime customers? Please clarify your question and we'll try to help you. Actually i am totally lost at what i am really looking for. This was suppose to be another person ...

### Physics -- check answers please

1. Which of the following best shows the transfer of heat by radiation? my answer: c 2. Which of the following best shows the transfer of heat by convection? my answer: b 3. Water has specific heat of 4200 J per kilogram per degree celsius. This means that 2 kg of water will ...

### Chemistry(Please check answer)

The Ksp values for three salts are given: AgCl = 1.0e-10 Ag2CO3 = 6.3e-10 Ag3PO4 = 2.0e-21 Determine the order of solubility for these three salts. My answer is AgCl > Ag2CO3 > Ag3PO4. Would you agree? Thank you.

### Language Arts

Directions: Circle the correct form of negative to complete each sentence. 1. I decided that there wasn't (no, any) point in finishing the project. Answer: Circle any 2. I could name (none, any) of the singers we heard. Answer: Circle any 3. The woman left the store without (...

### Calculus

The fuel consumption (gallons per hour) of a car traveling at a speed of v miles per hour is c = f(v). 1) What is the meaning of the derivative f ' (v)? answer: rate of change of fuel consumption as miles go up 2) What are its units? answer: miles per gallon 3) Write a ...

### calculus

Suppose strontium-90 decays at a rate of 2 percent per year. (a) Write the fraction P of strontium remaining, as function of t, measured in years. (Assume that at time t=0 there is 100 % remaining.) Answer: P(t) = (b) Estimate the half-life of strontium. Answer: Hint: Use your...

### Chemistry

Write the balanced camical equation for the complete combustion of propane C3H8, a fuel used in gas grills (carbon dioxide and water are products). This is the WRONG answer that I got... 2(C3H8) + 7(02) -> 3(CO2) + 8(H20) Can anybody help me? 2(C3H8) + 7(02) -> 3(CO2) + ...

### Math- double check me please

In a shipment of 1200 parts, 60 were found to be defective. What percent of the parts were faulty? a.60 b. 1200 c what percent d. shipment answer:a Ms. Jefferson has been given a loan of 20,000 for a 1 year. If the interest charged is $800, what is the interest rate on the ...

### French

Could you please check my answers thank you so much:) Use the verb pouvoir or vouloir Ah, je regrette, mais je ne ------- pas. À la télé, il y a ... Answer: Peux Si je comprends bien, tu ne ------ pas faire le dîner, parce que tu ------ regarder la télé. Answer: Peux ...

### Geometry

Hello! Thanks for checking my question out! ____ Use the Corresponding Angles diagram to answer the question. Diagram URL (remove spaces so that it can work): h t t p s : / / p r n t . s c/ g v v 9 k q 2. Which can be used to directly prove that ∠1 ≅ ∠8? (1 point) a) ...

### grammar

Diagram the simple subject, the simple predicate, and the direct object of each sentence. Diagram any indirect object as well. 1. People solve problems every day. People/solve/problems 2. A computer will provide answers. Computer/will/provide 3. Anidea enters your mind. Idea/...

### geometry

Which type(s) of symmetry does the uppercase letter H have? my answer i believe is reflectional symmetry Which type of symmetry is shown by the lowercase letter w? my answer i believe is rotational symmetry. Could someone please check and explain.

### Math - Answer Check

Jeff hiked 2/3 distance from Lookout Point to Eagle Station then stopped for lunch. How far had he hiked? Lookout Point to Eagle Station: 2 1/10 I got 1 13/30 but it's not an answer choice.

### MATH/ Check?

Correct. what is pi The definition or the number? The number is 3.14159 but that isn't an exact number. pi doesn't have an exact number except by definition and that is in words and not a number. The ellipse in question above( is translated 4 units to the right and 2 units ...

### world history

Can you check my answer? Question: What was the political system like in most parts of Africa [Ashanti and Ibo are good examples] Answer: In most parts of Africa the political system had no ruler to control the villagers so the citizens made their own decisions.

### math

Please check my answers and make sure there right. Joe had a total of 8 slices of pizza he gave jack 3 slices what is the ratio of total slices to slices eaten? A. 8 to 3****** B. 3 to 8 C. 4 to 9 D. 16 to 6 Read the question above what is the fraction of pizza eaten? Type ...

### French

I would like to double check my work on a few questions: 1. Nous voulions sortir mais ________ la neige tomber, nous avons décidé de rester chez nous. Answer: voyant 2. J'attends ________ de ma meilleure amie. Nous allons au concert ce soir. un coup de téléphone - une soir...

### Physics check my answer!

In order to reduce potential danger to the environment, a biohazard laboratory maintains an internal air pressure that is 1% lower than atmospheric pressure. The net force acting on a 1.8-m2 external window of this laboratory due to air pressure is most nearly 1.8 N 18 N 1.8...

### Chemistry

Comment on the solubility of the following liquids. State whether at room temperature you expect the components to be highly soluble or almost insoluble, and choose the appropriate reasons why. HINT: It may behoove you to draw the Lewis structure for each molecule. (A) H2 in ...

### Genetics

Question: Calculate the frequency of the AA, Aa, and aa genotypes after one generation if the initial population consists of 0.2 AA, 0.6 Aa, and 0.2 aa. What I have done is: P = (0.2)+(0.5)(0.6)= 0.50 q = 1-p = 1 - 0.50 = 0.50 Can someone check my answer plz.

### biology

Question: Calculate the frequency of the AA, Aa, and aa genotypes after one generation if the initial population consists of 0.2 AA, 0.6 Aa, and 0.2 aa. What I have done is: P = (0.2)+(0.5)(0.6)= 0.50 q = 1-p = 1 - 0.50 = 0.50 Can someone check my answer plz.

### physics-check my answer

in what position can a current-carrying loop of wire be located in a magnetic field so that it doesn't tend to rotate? -I think it would be perpendicular

### English

Please check my answer THe cat licked it's paws while the dog watched. Does this sentence show the apostrophe used crrectly ? I said yes

### English

Please check my answer thanks :) In research , you must document the source of all specific information unless it's common knowledge. I said True

### sensory abilites of the dog

Please check my answer thanks Because dogs are pac animals, they prefer to eat A. Alone B. In the evening C. at dawn D. with others I said D

### Health/ Basic Clinical Procedures

please check my answer thanks what is the normal range of a pulse rate of an adult A 60 -80 B 60-110 C 75-120 D 80-140 I picked B

### Health/Specialty Exams and Advance Techniques

please check my answer thanks What can be done while performing a cystoscopy of the bladder ? A. biopsy B. U/A C pyelogram D. catheterization I think it is A

### Math check answer please

Amy paid $60.12 for a pair of running shoes that were 15% off. What was the regular price. I am coming up with 69.14 (round to nearest cent)

### math(Please check)

Find the real solutions of the equation: 14x^2 - 5x^2 - 1 = 0 I know that you have to use au^2 + bu +c = 0 so u^2 - 5x -1 which is prime. So would the answer be that the solution is the empty set?

### Introduction to Medical Terminology

If a patient is lying on his back, face upward, he's in the ------position. A. shock B.anatomical C.prone D. recumbent can someone check my answer which is (D )

### Art

Can you please check these two sentences, Writeacher? Thank you. 1) Each answer must be developed in no more than ten lines. 2) Only a monolingual dictionary is allowed.

### Maths

Question: I graphed -2x+y=-6 Y=-(1/3)x+1 & w/ the options No Solution, Infinante Solutions, or ( , ) I found the answer is (3,1) am I correct? What would be a better way to double check my answers?

### Algebra: check my answer

A right triangle’s legs are 3 and 4 meters long. What is the measure of the angle adjacent to the 4-meter leg to the nearest tenth of a degree? A.) 35.9° B.) 36° *C.) 36.9° d.) 37.5° Thank You.

### Math check

Consider a normal population with ì = 49 and ó = 6. Calculate the z-score for an x of 44.2 from a sample of size 22. (Give your answer correct to two decimal places.) 44.2-49/6/22^=.00165=.00

### 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 = 2.6 .

### Polynomials check my answer please

I need help bad i been doing this homework since i got home at 4:00 and am stuck on this problem. X -1 : X-2 =sum (x+1)+(x-2)=(x+x+1-2) diff (x+1)-(x-2)=(x-x-1-2) Product (x-1)(x-2)=(x^2-1)

### sociology

Of the following, which BEST characterizes India 1Single-party state 2Socialist 3Multicultural 4Authoritarian I think the correct answer is 4 can you please check

### Algebra

If anyone can check my work for me that would be greatly appreciated I'm having trouble. Evaluate the expression foe the given value of the variable. |-4b-8|+|-1-b^2|+2b^3 ; b=-2 I got 1 for my answer -4(-2)-8-1+2^2+2(-2) 8-8-1+2^2-4 -1+2^2-4 1

### Math (please check my answer)

Write a proof for the following. I have 2 answers but I don't know what the other 2 would be? Can anyone help?i68.tinypic(.)com/k2nw9.jpg

### precalculus

can you check my work? Find a polar equation of a hyperbola with its focus at the pole, an eccentricity of e=5/4 and directrix at y=2. answer: r=ek/1+esintheta r=(5/4*2)/1+5/4sin theta r=5/2(1+(5sintheta)/4)

### Social Studies

In this section of the Mahabharata, Krishna talks about doing one's duty. 1. Ramayana*** 2. Veda 3. Upanishad 4. Bhagavad Please check my answer

### easy algebra question, check answer

When multiplying two numbers written in scientific notation, what do you do with the exponents of the 10? a. multiply b. add*** c. subtract d. divide

### Calculus

Can you check what I did and help me with the third question? Thanks for the help! v(t)=25tsin(t^2) At time=0, you were backed up against the bumper of your car. How far were you from your car two minutes after you started walking? Integral (0 to 2) v(t) dt = 20.671 What was ...

### math check my answers

1. Evaluate 4 times a number q plus 25 when q=2. 27 31 33<<<my answer 42 2. Evaluate 4 times a number q plus 25 when q=2. 27 31 33<<<my answer 42 3. If q=2, evaluate (34+18*q)-(5q+7) 38>>>my answer 79 31 21

### Math

Grass can grow up to six inches in a week depending upon temperature, humidity, and time of year. At this rate, how tall will the grass grow in 24 days? My answer: 7 days x 6 inches=48 inches in 24 days Can you please double check my answer or let me know if I did something ...

### Calculus Verification

I just want to make sure im right. Find the derivative if y= arcsec(x+3). I got 1 ======================= |x+3|sqrt(x+3)^(2)-1 Is this the final answer or do you need to solve (x+3)^2 and get (x^(2) + 9x + 9)

### calculus

hi i am having trouble solving this example of finding the derivate using the quotient rule? y=(-4x^2+8)/(x^2+2)^2 what do u do with the (x^2+2)^2. please i get the wrong answer while factoring thanks.

### calculus

Find the volume of the solid when the region enclosed by the curves y=((25-(x^2))^(1/2))and y=3 is revolved about the x-axis. I already have the answer = (256*pi)/3, but don't know how to set up.

### Calculus

The region between the graphs of x=y^2 and x=6y is rotated around the line y=6. Find the volume of the resulting solid please... i am unable to get the correct answer :(

### Calculus

For the function f(x) = x/(3x+1) find the equation of the line which is tangent to the curve f(x) at x=2. Solve analytically (an exact answer is required) Please show steps. Thanks.