Calculus (Answer Check)

86,499 results, page 14

Anatomy and Physiology

Hello! Thanks for checking my question out! ____ 9. What type of bone is a skull bone? (1 point) a) long bone b) short bone c) flat bone d) irregular bone My Answer: C Could someone please check my answer? Thanks! - Da Fash

math-calculus

30/x^2-25 = 3/x-5-2/x+5 i be left with 30 = 3x^2-75-2x^2+50 i not sure what to do? i use the quadratic formula? math-calculus - Steve, Saturday, January 7, 2012 at 3:38pm First, you have to simplify properly: 30/(x^2-25) = 3/(x-5) - 2/(x+5) 30 = 3(x+5) - 2(x-5) You were ok ...

Check my answered questions.

For the combining gas law P1V1/T1=P2V2/T2 home work assignment I did three answers on my own and would like you to check them if they are right. If for some reason the answers that I provided don't seem correct please provide me with the right answers. P1V1/T1=P2V2/T2 For ...

Chemistry(Please Check)

You dissolve 6.55 g of potassium nitrate in enough water to make a 250. ML solution. 1.What is the molarity of this solution?answer:0.0262 2.If you took out 15.0 mL of this solution, how many moles of potassium nitrate would you have?answer:0.393 3. What is the percent (m/v) ...

Rational Exponents - Please Help!!!!

I will appreciate it if anyone can help me with the following: 1. The optimal height h of the letters of a message printed on pavement is given by the formula . Here, h= (0.00252d^(9/4))/e d is the distance of the driver from the letters and e is the height of the driver’s ...

Math Check

y^2-5y over y^2-7y+10 What did I do wrong.. for my answer i got (y+5) over (y-2) and the correct answer is y over (y-2)??? How would you do this problem? 3x over x+1 = ? over x^2-x-2

MATH

just want to check my work on a few things.... 1. Tile for a kitchen counter will cost $8 per square foot to install. If the counter measures 14 ft by 3 ft, what will the tile cost? Answer-336 2. Estimate the result in the following division problem. (Remember to round ...

transformations

I was wondering if someone could check my answer to see if I'm doing this type of tranfomation right. The question is The graph of f(x) =|x| is compressed vertically by a factor or 1/2, then reflected in the x-axis and translated 4 units to the right and 5 units down. Write ...

Math

Use the circle graph to determine how many hours per day Becky spends on each activity. School=25% Eating=10% Sleep=40% Homework=10% Freetime=15% I think my answer would be 25/100=x/1 4 hours Can you please check my answer,Please help me I am a little lost.

math

My 3rd grader brought home a math worksheet and I'm not sure about the answers, so I wanted another opinion. Estimate each sun or difference by rounding. 23 + 71 so, do you answer the prblem and then write the rounded numbers to the right or do you just round the answer? I ...

Science 8th grade

Please check my answer thanks A woman who recently came home from a tropical vaction now has abdominal pain and diarrhea// Her blod test show an elevated eosinophil level. Which of the following organisms is most likely the cause of her illness? A Bacteria B Worm C Virus D ...

Spanish

Could you please explain the transalation and how to answer for the first and check my answer for the second. Estás en el correo. ¿Qué hora es? I think this says I'm in the mail and what hour is it-but that doesn't make sense. Please explain how I answer this.Or is this ...

English please check answer

Please see if I Have the right answer thank you for your help . You are asked to change plural medical words to the singular form. Which of the following combinations represents the correct conversion ? A. Criterion, criteria B. Bacteria,bacterium C. Lumen, lumina D. Ganglion...

Science

How did the discovery of the electron change the atomic model? A.It disapproved the earlier idea of an invisible atom. B. It confirmed that atoms are very tiny C. it exposed fraudulent conducted by unqualified scientist D. It proved that atoms are easier to see than once ...

Algebra(check pt 2)

1)The first row of -3T. T[4 -5 2] [8 -1 3] answer=[-12 15 -6] 2)The first row of 5P-Q. P[3 1] Q[4 4] [-4 0] [12 21] answer=[11 1] 3)The first row of TV. T[4 -5 2] V[3 1] [8 -1 3] [0 2] [-4 5] answer=not possible 4)The inverse of matrix R. R[0 -1/4] [1 3/4] answer=not possible

Introduction to Graphic Design

Hello! Thanks for checking my question out! ____ Image URL: h t t p s : / / p r n t . s c / g n n q p 6 Use the image to answer the question. 4. Under which of the following categories does the artwork fall? (1 point) a) abstract painting b) portrait c) sculpture d) still life...

Calculus

"Leave the answer as a definite integral, but indicate how it could by evaluated by using the fundamental theorem of calculus." I solved the problem to a definite integral. Proceeding via the fundamental theorem, would involve finding the indefinite integral (or antiderivative...

MATH HELP

I posted this yesterday and no one bothered to check it, therefore Im posting it again, please check it this time. The south edmonton pet shop has several parrots and dogs for sale. There are a total of 24 heads and 82 legs in the display cages. A) Write a system of linear ...

Introduction to Graphic Design

Hello! Thanks for checking my question out! ____ Image URL: h t t p : / / p r n t s c r . c o m / g n n u 6 5 Use the image to answer the question. 2. Under which of the following categories does the artwork fall? (1 point) a) abstract painting b) portrait c) sculpture d) ...

math,correction

Solve each of the following equations for x. Problem#1 (x)/(6) - (x)/(8) MY answer: x = 24 Problem #2 (x)/(x-2) - (x+1)/(x) = (8)/(x^2-2x) My answer is: 6 = x or x = 6 right on the first one. check your math on the second one. i've done it twice and both times got (-10).

Medical Terminology

A mother breast feeding her babay is an example of -------immunity. A. active natural B.passive natural C. passive acquireed D. active acquired. My answer is (a.) can someone check my answer.

Algebra 1--Please, check my answers!

Multiply. Simplify your answer. 1. (n + 3/n- 5) x (n^2 - 5n) A: n^2 + 3n 2. (6xy^2/2x^2y^6) x (6x^4y^4/9x^3) A: 2 3. (3h^3 - 6h/10g^2) x (4g/g^2 - 2g) (This is the correct expression. There is no typo.) A: ? 4. (m^2 + m - 2/m^2 - 2m - 8) x (m^2 -8 + 16/3m -3) (This the correct...

MATHS

Could you please check my answer? If the accident happened on the 8th of November and then Trent spent 3 weeks and 1 day in hospital, on what day did he get out of hospital? ANSWER: 30th of November

math (check answer plz)

Types........ Adults Children Total Chocolate Chip 5 10 Peanut Butter 8 6 Oatmeal 7 4 -------------------------------------------------------------------------------------------------------------------------------- What percentage of the children chose peanut butter? 25% 35% ...

Algebra 2

Is the solution to this rational expression extraneous? The problem: (2x-3)/7 -(7x)/14 My answer: x = -9/4 My teacher wants to know if the solution is extraneous and I know I have to plug my answer back into the expression to check but I still don't understand.

Calculus

How do I find the limit of (1+sin(pi times x))^(1/x) as x approaches 0? I tried using wolframalpha, but am unable to understand their steps. My thinking is that you set y=the limit and use L'hopital's rule a couple times. The answer I got was y=e^0--->y=1, but the answer ...

Calculus

The measurement of the side of a square is found to be 12 cm with a possible error of 0.05 cm. Use differentials to estimate the propagated error ΔA in computing the area of the square. Please do not include the ± symbol in your answer. Round your final answer to one ...

French

Could you please check these thanks. Directions: Complétez avec quel et puis répondez. 1. Tu fais un voyage? ------ voyage? Answer: quel 2. Ton avion part à ------- heure? Answer: quelle 3. Ton avion part de -------- porte? Answer: quelle 4. Pendant le vol, tu vas regarder...

Spanish-7th grade-Please check my answers

Could someone check these please?I had place a possessive adjective in place of el 1. El hermano de Juan y Pedro se llama Bret Answer: Su hermano se llama Bret 2.Replace los with possessive Los hermanos de Paco y Linda se llama Santiago y Jose Answer: Sus hermanos se llaman ...

Math yeild on stocks

please check my answer thanks :) The Klien company paid a diividend of $.42 per share last year . The current selling price of the stock is $27.38. the current yeild on the stock is... my answer is 6.5%

Math- Please check my answer

Mali-li has 6 1/3 yd of material. Her new skirt will take 2 1/3 yd. How much material will she have left after the skirt is made? My answer:4 Am I wrong? If I am, can you explain it to me please? Thank you in advance.

Archetypes

Archetypes frequently appear in literature with Contradictory themes General themes Universal themes(My answer) Specific themes Can someone check to see if my answer is correct? Thanks.

precalculus

can you check my answer? Find the coefficient of the term a6b3 in the binomial expansion of the expression (a - 4b)9. ________________________________________ 5,376 344,064 -5,376 -344,064 answer: b

English

Can some one check these? Sentence structures ; 1. In the bitter cold, (he, him) and Dad struggled to save the orange crop. My answer: Him 2. (Her and me, She and I) have joined the Shutter and Lens. My answer: she and I 3. Phil showed Danny and (I, me) his butterfly ...

Calculus

The slope of the tangent to the curve (y^3)x+(y^2)x^2=6 at (1.2) is??????????? Is the answer -1/2 or positive, or am i completely off?

Pre-Calculus

If: f(x)= radical x g(x)= x^2+1 What is the domain of f o g? I don't really understand how to answer this question.

Calculus

Find the derivative of the function, xy-x-12y-3=0. Is the answer -14,I got this from 1-1-12=0, which solves to -14.

Calculus

Is the function F(x)= the square root of 1-x^2 continuous at x = 1? Give the reason for your answer.

Calculus

Solve for x: Lnx= -5 I am stuck on this simple qusetion, i know the answer is .01, but I donr't know how to get it. Thanks!

calculus

find the area of the regions enclosed by the lines and curves. x+y^2=0 and x+3y^2=2 i know the answer is 8/3, but i don't know how to get it.

Calculus

Diffentiate the function F(x)=(1/2x)^5 My answer is 5/2x^4. The book says 5/32x^4. what am I doing wrong?

AP Calculus

True or False If f'(c)=0=f''(c)is less than 0, the f(c) is a local maximum. Justify your answer.

calculus

f(x)=12x/sinx+cosx find f'(-pie) anyone know the answer!!! need help!

Calculus

Evaluate the indefinite integral of InT(-x^3+9x^2-3x+2)/(x^4-2x^3) I got ((1-2x)/(2x^2))+3*ln(2-x)-4*ln(x) but apparently that's not the answer...

Calculus

Evaluate the indefinite integral of InT(-x^3+9x^2-3x+2)/(x^4-2x^3) I got ((1-2x)/(2x^2))+3*ln(2-x)-4*ln(x)+c but apparently that's not the answer... and I don't know why.

Calculus

Evaluate the indefinite integral of InT(-x^3+9x^2-3x+2)/(x^4-2x^3) I got ((1-2x)/(2x^2))+3*ln(2-x)-4*ln(x)+c but apparently that's not the answer... and I don't know why.

calculus

this is the last problem on my homework and I JUST CANT GET THE RIGHT ANSWER!! Help. :/ limit as x -> -infinity of: (1-(3/x))^2x

Calculus

Please Help! I tried doing this on my own and got the wrong answer. Differentiate: y=4/(x-x^2)^(1/4)

calculus

evaluate the limit using change of variable x--> 27 27-x _________ x^1/3 -3 (answer is 1/12)

calculus please help me

find derivative of: f(x)=e^2 I know that b/c e is a constant the answer is 0, but how do I show that in my work?

calculus

Find the slope of the tangent line to the graph y = x-3 at the point (0.5, 8). Answer -48 -12 4 16

Calculus

If f(x1)>f(x2) for every x1>x2, then what is the behaviour of f(x)? I believe that the answer is that f(x) is increasing but I do not know how to show my work for that

Calculus

1. If the tangent line to y=f(x) at (4,3) passed through the point (0,2), find f(4) and f'(4). My answer: f(4)=3 f'(4)=1/4

Calculus

2. For what values of x dies the graph of f(x)=2x^3-3x^2-6x+87 have a horizontal tangent? My answer: (1.6,77.9) (-0.62, 89.1)

Calculus

My question: An equation of the line tangent to the graph of f(x) = x(1 - 2x)3 at the point (1, –1) is?? My answer: y = –2x + 1

Calculus

How would I answer this question? Differentiate the function f(x)=sqrt(cosxsinx)

Calculus

Find the area of the region between the graphs of f(x)=3x+8 and g(x)=x^2 +2x+2 over [0,2]. My answer: 34/3

Calculus

How do I solve e^(ax) = Ce^(bx), when a does not equal b? I know the answer has something to do with natural log, and that a has to be connected to b and c, but I don't know what.

Calculus

Determine the interval on which f(x) = ln(x) is integrable. (0, ‡) [0, ‡) (−‡, 0) U (0, ‡)(MY ANSWER) All reals

PreCalculus

Could someone check these? I'm finding the magnitude for 5 and 6. 5. v=3i+j My magnitude is 3.16 6. v=2i+3j My magnitude is 3.61 For 22 and 23 I'm finding each specified vector or scalar. u=2i-5j, v=-3i+7j, w=-i-6j 22. v+w answer: -4i+j 23. u-v answer: 5i-13j

French

Could you check this please thanks Part 1 Directions: Au téléphone: Complétez en utilisant les verbs entre parenthèses. 1. Je --------- dans la cuisine quand le téléphone ---------. (travailler, sonner) Answer 1: travaillais Answer 2: sonné 2. Je --------- le dîner ...

calculus

(1 pt) The following table gives the cost and revenue, in dollars, for different production levels, q. Answer the questions below. q 0 100 200 300 400 500 600 R(q) 0 540 1080 1620 2160 2700 3240 C(q) 650 915 985 1115 1270 1870 2605 At approximately what level of production q, ...

English

please check my answer thanks The part of speech that answers a question is an adjeective

Math problem check

Subtract and Simplify: 4a^2/(a-b)-(4b^2-8ab)/(b-a) I have the answer as 4(a+b)^2/(a-b) or should it be 4(a-b)^2/(a-b)

government_help check answer please

is the Brandenberg vs. Ohio case is reverse discrimination ???

science

I posted a new question at 8:22 p.m. I was wondering if someone could check my answer! Thanks in advance

pre algebra

how would you solve and check the answer, back to the original problem for 3w+2+3w=-4+9?

math(Please check)

Find the derivative of the following: 1=x^2+4xy+4y My answer is 2x. Is this correct?

Math

R varies jointly as S and the square of T. If R is 32.4 when S=0.2 and T=9, find R when S=0.5 and T=5. I believe the answer is R=25, could someone check this for me?

polynomials

Can someone check my answer please i don't know if I am doing this right x^ (2):x= sum (x^2 )+ (x)=x^2+x diff (x^2 )-(x)= (x^2-x) Product (¡¼x)¡½^2 (x)=x^2^x

math

28E − 7 = 0 would I add 7 to the 0 then divide 28 by 7 but the answer don't check out

Algebra 1

I need to factor the expression t^2 + 4tv + 4v^2 I got this answer: (t + 2v)(t + 2v) Check my work? Thanks!

Algebra 1 Answer Check (Reiny)

Factor each trinomial. 1. x^2 + 6x + 5 A: (x + 1)(x +5) 2. x^2 - 7x - 12 A: (x - 3)(x - 4) Solve each system by substitution. 3. 2x - y = 1; x - y = -2 A: (3, 5)

Algebra 1--Please, check my answer!

At how many points does the graph of y = (x-6)^2 intersect the x-axis? A: Two.

Math (check answer plz)

simplify 9C4! . . . . . . . . . . . . . . . . . . . . . . A. 126 . B. 15,120 . C. 5 . D. 3,024******

math please check answer

Express f(x) in the form f(x)=(x-k)q(x)+r for the given value of k. f(x)=x^3 +6x^2 +10x+4,k=-2 Is f(x) =0 ?

Math check my answer please!

Which expression is equivalent to 4x4x4x4x4x4x4x4? a. 4 x 8 b. 8^4 c. 8x8 d. 4^8 I think D.

Algebra

My question is: b-3= -4 A.) 7 B.) 1 C.)-1 D.)-7** I think it may be D.). I would just like someone to check my answer.

Mathematics

The slope of the line of(1,2) and (-2,-1) is Positive •• Negative Zero Undefined Check my answer

Math

Check My Answer Please. Which statement is an example of the Identity Property of Multiplication? 8 • 0 = 0 8 • 1 = 8 8 • –1 = –8** –8 • –1 = 8

Math

2/8 plus 6/12= 6/24 + 12/24=18/24=9/12=3/4 Can you please check the above answer and tell me if I got this correct?

Algebra

I have answered the question but not sure how to check for extraneous solution. x/(5x+4)=3 The answer is -6/7

Math

What is y + 0.4 = 2? I think that y equls 5 but I am not sure. I would thank anyone to check my answer to see if I am right or not, thank you.

Pre-Calc-Please check my answer-I think its correc

Could someone please check these-I had tried one last night but it was really wrong so I'm been working-hopefully these are correct. What are the roots of the equation and answers have to be simplified 2x^2 + 5x-10 =0 2x^2 + 5x-10+10=0+10 2x^2 + 5x = 10 2x^2 + 5x/2 = 10/2 2x^2...

computers please check my answer

please see if my answer is correct thanks :) What is the purpose of the yellow lightbulb on a PowerPoint slide ? The purpose of the yellow light bulb above the Office Assistant indicates that it has a tip.

Chemistry check my answer?

Hi! is my answer correct? Consider the following chemical reaction: H2 (g) + I2 (g) <> 2HI (g) At equilibrium in a particular experiment, the concentrations of H2, I2, and HI were 0.15 M, 0.033 M, and 0.55 M, respectively. The value ofKeq for this reaction is I solved by...

Calculus Help and Check

The marginal cost of manufacturing x yards of a certain fabric is C'(x) = 3 − 0.01x + 0.000012x2 (in dollars per yard). Find the increase in cost if the production level is raised from 2000 yards to 4000 yards. $186,000

algebra I

Question: A telemarketing company had a loss of $2113.15 in July, a loss of $597.11 in August, and a profit of $4121.55 in September. Did the company make a profit during the 3-month period? If so, what was the profit? Answer: Yes, the profit was $1411.24 Please check my ...

English please check my answer

Please see if I have the correct answer thank you The patient went into cardiac arrest. The- (iac) portion of the word is A. noun suffix B. plural suffix C. combining form D. adjective suffix My choice is B

CHEMISTRY: DUE TONIGHT. CHECK MY ANSWER?

1. For the simple decomposition reaction below, rate = k[AB]2 and k = 0.40 L/mols. AB(g) A(g) + B(g) If the initial concentration of AB is 1.60 M, what is [AB] after 13.0 s? ANSWER: (.4)(13)=5.2 1/1.6=.625 5.2-.625=4.575 1/4.575= .2185 I tried .22 & .21. They are both wrong. I...

chemistry

2Al (s) + 3Cl2 (g)  2 AlCl3 (s) i)obtain the limiting reagent. when 2.00 mole of Cl2 (g) is reacted with 54.3 g of Al (p). ANSWER : Cl is limiting reagant. 54.3gAl(p)/27 = 2.01AI(P) Initial = 2.01 mol 2 mol divied = 2.01/2 2/3 = 1.005 =0.67 cl is smaller than al . can ...

Chemistry(HELP)

Can you check this answer? 1. Heat of combustion is the heat released by the complete combustion of one mole of a substance. a.) True b.) False Answer: b.) False Is this right?

math

Winborne has 35 coins consisting of dimes and nickels. If the value of his coins is $3.30 then how many of each type does he have? Please help to check on correct answer my answer is 31 dimes and 3 nickels

Chemistry..

Can you check my answer?When sodium chloride reacts with silver nitrate, silver chloride precipitates. What mass of AgCl is produced from 75.0 g AgNO3? My answer: 63.3g AgCl

Algebra 1

1.) Which best describes a system of equations that has no solution? •consistent, independent •inconsistent, dependent •consistent, dependent •inconsistent* ANSWER: D Please check my answer, thank you!

Calculus

If the functions f and g are defined for all real numbers and f is an antiderivative of g, which of the following statements is NOT necessarily true. (A)If g(x)>0 for all x, then f is increasing (B)If g(a)=0, then f(x) has a horizontal tangent at x=a (C)If f(x)=0 for all x...

Calculus Bonus

Form two four-digit numbers from the digits 2, 3, 4, 5, 6, 7, 8, and 9, using each digit exactly once, so that the absolute value of the difference of the two numbers is as small as possible. Confused need to double check with you all.

8th-g Science: Need help to check answer!!!

Since I will have a science test next week based on these questions but my teacher won't check all answer with the class. I don't want to make a mistake and study to an incorrect answers. Do you mind to check the answers for me so that I am able to see if I got it correct or ...

Geometry

Can you check these multiple choice questions thanks. 1. What is the length of a rectangle that has an area of 20 square meters and a perimeter of 18 meters. A. 10 meters B. 2 meters C. 5 meters D. 9 meters Answer: B 2. Find the minimum perimeter of a rectangle whose area is ...

Algebra 2(check) cont..

1)solve the inequality -3(r-11)+15>_9 my answer = r<_13 2)solve the inequality -2<4z+10<_12 my answer = -3<z<_1/2 3)solve the inequality 2x-5<_10 or 33-4x<5 my answer is x<_15/2 or <7 4)solve the inequality 3(absolute bars m-4)>6 my answer is m...

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