Saturday

August 2, 2014

August 2, 2014

Number of results: 18,322

**Maths Calculus Derivative Integral - Urgent Please**

Use 2nd Fundamental Theorem of Calculus to find derivative of f(x) = integral of 2x^2 (at the top) to x-5 (at the bottom) of square root of Sin(x)dx
*October 18, 2010 by Nick*

**Maths calculus**

Evaluate f'(1) if f(x) =(7x+1)^2
*April 14, 2013 by Shudufhadzo*

**maths calculus**

How to integrate (cos2x)^2?
*October 17, 2008 by Surf*

**calculus maths**

y=lnlog base2 x
*September 13, 2012 by jeremy*

**Math**

Make a complete re search project on maths is interconnected with other subject i.e. Maths Vs computer using art with maths.
*June 5, 2012 by Shivansh Tomar*

**maths letaracy,history,geography and life science **

im going to grade 10 next year,and i want to be a psychologist and im going for maths letaracy and history feild im realy not good with maths and i just found out a few weeks ago that i need pure maths to do psychology.i dont know what to do now ,i also dont know the jobs ...
*October 26, 2013 by khanyisa maringa*

**Maths Calculus**

Find the first derivative for the following functions 1) x^3 . sqrt( 3x^5 + 1 ) . sin (7x)
*October 22, 2011 by Yousef*

**maths-calculus**

mean value theorem prove sq root 9.1 is less than or equal to 3+1/60
*January 1, 2013 by jen*

**Maths (Calculus)**

A current i = 50sin 100πt mA flows in an electrical circuit. Determine, using integral calculus, its a) Mean Value b) RMS Value each correct to 2 decimal places over the range t = 0 to t = 10 ms I need to do this two way so I was thinking of using the trapezoidal rule and...
*May 5, 2013 by Dylan James*

**Further maths **

Under differential calculus using the product rule find the derivative of (2x+3)^3(4x^2-1)^2
*March 13, 2011 by Stanley dominic*

**Further maths**

Differential calculus using product rule pls with detailed explanation (2x+3)^3(4x^2-1)^2
*March 14, 2011 by Stanley dominic*

**Maths B**

Charlotte received a score of 68 on both her English and Maths tests. The mean for English was 52 and the mean for Maths was 55. The standard deviations for English and Maths were 10 and 8 respectively. In which subject did Charlotte perform better? Explain your decision.
*May 24, 2012 by Anna*

**Maths B**

Charlotte received a score of 68 on both her English and Maths tests. The mean for English was 52 and the mean for Maths was 55. The standard deviations for English and Maths were 10 and 8 respectively. In which subject did Charlotte perform better? Explain your decision.
*May 24, 2012 by Anna*

**Further maths**

But i need a more detail explanation find the derivative function of the differential calculus (2x+3)^3(4x^2-1)^2
*March 14, 2011 by Stanley dominic*

**maths**

i am told to do a project in maths it should involve a maths consept.pls help as to what should i do?
*November 18, 2007 by chandini*

**Maths**

A school has eleven Year 9 Maths classes of 27 students. Each class has 4 extra students added to it. Find the total number of students studying Year 9 Maths.
*February 26, 2009 by Jessica*

**maths**

I am really facing difficulty in maths. I do my best to improve in maths but after entering in the examination hall during my exams, i just get confused. please help The proper name for the subject is mathematics or just "math" for short. Calling it "maths" calls attention to ...
*June 14, 2006 by devendri*

**Maths B**

Andrew got 68 for both English and Maths. The mean for english was 52 and the mean for Maths was 55. The standard deviations were 10 and 8 respectively. Determine the subject in which andrew did better
*March 9, 2013 by Will*

**statistics**

among the exames in the examination 30%, 35% & 45% failed in statistics, in maths, & in atleast one of the subjects respectively. one student is selected at random. find the probability that: (a)he has failed in maths, (b)he passed in statistiics if it is known that he has ...
*October 27, 2010 by hhhh*

**probability**

among the exames in the examination 30%, 35% & 45% failed in statistics, in maths, & in atleast one of the subjects respectively. one student is selected at random. find the probability that: (a)he has failed in maths, (b)he passed in statistiics if it is known that he has ...
*October 27, 2010 by hhhh*

**Maths**

Hey :) I'm sitting my maths non-calculator GCSE tomorrow and am currently revising. I'm doing a practise paper and am currently stuck on this question: Express A in terms of w. 3w + 20 A -------- = -------- 200 A + 12 -- What does the question mean? -- Can you explain to me ...
*May 17, 2009 by Sarah*

**Math**

In a maths class of 13 students, 2/3 of boys and 1/4 of the girls love maths. How many girls love maths
*March 27, 2012 by kayode*

**Maths Calculus Derivatives & Limits **

Using the definition of the derivative evaluate the following limits 1) Lim h---> 0 [ ( 8 + h )^1/3 - 2 ] / h 2) Lim x ---> pi/3 ( 2cosx - 1 ) / ( 3x - pi)
*October 25, 2011 by Yousef*

**Maths**

Hi Can someone give me a help in finding maths quiz websites for Ket Stage 3
*April 21, 2007 by Fahad*

**maths**

pplz tell me about maths working modals froom where can i down load then????
*January 22, 2009 by pulkit*

**Maths**

What is the best website which has printable free worksheets for grade 7 with the maths topic : decimals? thank you for your help.
*January 23, 2011 by Alberta*

**Maths - Calculus **

Can anyone help with this...I need to find the derivative of the functions below. If possible please show working so I can try and understand? f(t) =3-t^4 and g(t)=sin(4t) Then using the Quotient Rule differentiate the function k(t) 3-t^4/ sin(4t) (0<t< pie)
*February 13, 2011 by Christine *

**Maths - Calculus **

Can anyone help with this...I need to find the derivative of the functions below. If possible please show working so I can try and understand? f(t) =3-t^4 and g(t)=sin(4t) Then using the Quotient Rule differentiate the function k(t) 3-t^4/ sin(4t) (0<t< pie)
*February 13, 2011 by Christine *

**MATHS**

A store clerk sold 25 maths books and 10 english books for $855.00 .if she sold 10 maths books and 40 English books, she would have got $135 more. calculate the cost of each book.
*February 9, 2010 by JERMAINE*

**MATHS**

ms.sue can you practice me in maths for s.e.a like give me sites to do test then you will correct when i post the answers
*March 17, 2013 by fred*

**REGARDING MATHS**

how to get the top rank in various maths olympiads...?
*May 26, 2011 by ???????*

**maths**

can any one tell me wat are the topics for class 10th maths project for the year 2010-2011.
*May 15, 2010 by prateek nayak*

**history,geography,life science,maths or maths lit**

can i be a social worker while am those subject
*December 5, 2013 by kamva*

**maths**

How to prepare a working model in maths for standard IV?
*May 1, 2008 by pawan*

**maths**

what are the applications of maths in our daily life
*May 20, 2013 by Gagandeep*

**Pre-Calculus/Calculus**

I am too embarassed to ask this Calculus (really pre-calculus) question in tutoring, because I know I should know. Is the inverse of f(x)=3x-1 actually f(x)=1/3x+1? How do I find it? What if it asks the same equation replaced with f to the -1 power (x)? I think I know how the ...
*July 1, 2008 by Molly*

**Maths**

Could somebody help me with this Maths squence 2N + 2, 3N - 1 , 10N + 6
*September 27, 2007 by Robert*

**maths**

which is valuable abacus or vedic maths?
*December 16, 2012 by Anamika*

**MATHS**

if a student scores 58 in a maths exam predict the score they would get in science??? Have no idea where to start on this answer other than having a good guess!! Can anyone help please??? Thanks Andrew
*July 19, 2010 by ANDREW*

**Calculus**

What is the use of Calculus? How is it use in jobs? What jobs use Calculus? Calculus is used in engineering, economics, any physical science, and in business (e.g., actuary studies and statistics).
*May 5, 2007 by Anonymous*

**Calculus - Maths**

I got a few questions. Hope ya'll can help out. 1) for F(X) = 6x - 2x^2 Find the gradient of the chord joining the point where the X coorinates are 1 and (1+h) respectively. b) hence find the gradient at x=1 2) Find the Coordinates of the point on the curve Y=1/2x^3 - 3/2x^2 +...
*November 26, 2007 by xxCeLoL*

**maths**

In a maths test a student score 75 out of 100 marks.Express his marks as a decimal
*December 8, 2011 by wizguysaturday*

**Accounting,business studies,economics and maths literacy**

What career to follow wth maths literacy
*January 22, 2014 by Bongiwe*

**Maths- Calculus **

a sheet of cardboard is to be folded up to make a closed box. If the cardboard measures 55 cm by 80cm calculate the maximum volume of the box that can be made from this sheet of cardboard
*August 3, 2013 by Daksh*

**Exams help**

Hello I am a Grade 11 student , I am willing to resit my maths exam this November , but I have to take my account that my IGCSE's are this year , my mocks will be in January and my real resit exams will be at the beginning of November , which is just a month ahead Should I ...
*October 4, 2008 by Amy*

**English**

Can you please help express the concept below? Thank you, Writeacher. I was last proud of myself when I got an A in maths/when I got a 7 and a half (according to the Italian grade system) in maths.
*April 24, 2012 by Mike1*

**maths**

As a foundation teacher how can you make maths sansetive to all foundation phase learners
*March 18, 2010 by Thandokazi*

**presentation-maths**

I have to do a presentation on maths. It is on time but I can't think of many mathmatical links.
*May 14, 2009 by Anonymous*

**math**

any shape with 4 lines of symmetry and rotational order 2. A rectangle would fit that description. See http://www.icteachers.co.uk/children/sats/rotational.htm#Maths I hope this helps. Thanks for asking. i need some help on my maths and i am inbarresed to ask my teacher
*September 17, 2006 by george*

**statistics**

in a class of 40 student,18 pass maths, 19 pass account,16 pass economics 5 pass maths and account only, 6 pass maths only, if each student pass at least one of the subject.find the percentage number who fail in at least one of economics and maths. how many student fail in all...
*October 5, 2011 by kenneth*

**10th**

i am just abt to finish my 10th grade,i am very weak at maths and science,hence i have opted to take economics. 1.is this the right choice? 2.is there goin to be maths in it? 3.what are the core subjects involved?
*February 23, 2011 by sam*

**Maths**

Hi I have a maths problem I can't figure out please someone help. Zac had some 2c stamps and 5c stamps.he needed to put 30c on a postcard to mail it.what combinations of stamps could he use.
*August 13, 2013 by Maddy*

**Algebra**

In an interview of 50 math majors, 12 liked calculus and geometry 18 liked calculus but not algebra 4 liked calculus, algebra and geometry 25 liked calculus 15 liked geometry 10 liked algebra but neither calculus nor geometry 2 liked geometry and algebra but not calculus. Of ...
*January 11, 2010 by Anita*

**quick french question**

In the sentence "ou prenez vous des cours de maths?" can I replace "des cours de maths" with "en?"
*February 5, 2009 by rc*

**maths Literacy**

It takes time to understand maths Literacy most on fractions an mixed fractions what must I do?
*January 25, 2014 by Katleho*

**Maths**

I have a maths exam tomorrow and am studying with a friend. We are working on a question and are getting two different answers. Could you please show us the right way to do it? 2(4x + 3)(4x - 3) - (4x + 3)squared p.s i couldn't find a squared symbol so only the last bracket is...
*March 15, 2008 by Nat*

**Maths Calculus**

We want to build a rectangular cardboard box with no top and of given volume V using the least quantity of cardboard. Find the length of the box's edges by fnding the minimum of the total surface function. Verify that the point you found is indeed a minimum applying the second...
*April 25, 2013 by Mohit*

**Calculus**

What is the simplest solution to the Brachistochrone problem and the Tautochrone problem involving calculus? (I know that the cycloid is the solution but I need a simple calculus proof as to why this is the case)
*May 27, 2010 by Sam*

**Maths Revision**

Does anyone know of any websites where I might be able to find a set of GCSE maths revision notes or anywhere I could purchase some revision notes? It would be a big help if someone could help me! Thank you Sam
*November 6, 2007 by sam*

**maths-urgently needed**

90% of all students passed in Hindi, 85% in Maths and 150 students passed in both. calculate total number of students in the school.
*February 20, 2013 by Anonymous*

**MATHS**

Critical help please. Level 3 maths algebraic methods is really hard. Q) Two functions f and g are defined by f:x (arrow) x^2 + 3 g:x (arrow) 2x+1 Find a) the function fg b) solve the equation f(x)=12g^-1(x) I need to show my working out, please help someone
*December 19, 2012 by CHLOE*

**math**

8. In an interview of 50 math majors, 12 liked calculus and geometry 18 liked calculus but not algebra 4 liked calculus, algebra, and geometry 25 liked calculus 15 liked geometry 10 liked algebra but neither calculus nor geometry 2 liked geometry and algebra but not calculus. ...
*November 30, 2009 by poo*

**Maths calculus**

A rectangular box has a square cross-section and the sum of its length and the perimeter of this cross-section is 2 m. If the length of the box is x m, show that its volume V m^3 is given by V = [x(2-x)^2]/16. Hence find the maximum volume of the box.
*May 24, 2011 by Stephen*

**English**

Which one is correct? You'd better go over your maths notes. You'd better go through your maths notes
*March 22, 2012 by Matthew*

**Maths**

Student has a probality to pass in english is 60% , and probality to pass in english and maths is 54% , what is probality he will fail in maths
*May 2, 2011 by indranil chatterjee*

**MATHS&SCIENCE**

Do I qualify for an application for a Sasol bbursary as I am currently studing s1 at University of Johannesburg.I have an "A" for maths SG,"D" for P.Sience HG,"D" for Biology HG,"B" for Sepedi 1st Lang HG,"D" for English 2nd Lang HG&"E" for Afrikaans 2nd Lang HG.
*July 11, 2008 by JACKSON*

**maths - trigonometry**

I have my maths exam on Tuesday and cannot remember how to do trigonometric identities at all. I was so sure, but now I'm not. I asked a similar question earlier, but I still don't quite understand. Please give me step-by-step instructions? [sinx + tanx] / [cosx +1] = tanx
*June 18, 2010 by anonymous*

**Applied Geometry maths**

A Maths Applied student holidaying in Sydney notices that the Centrepoint tower has an angle of elevation of 15deg20'. After walking 400m directly towards the tower she now observes the elevation to be 24deg33'
*June 19, 2013 by Mandy*

**calculus maths**

Hi can some one help, explain the following please. I seem to have issues with this: 1- Find the corresponding particular solution (in implicit form) that satisfies the initial; condition y = when x = 0. 2- Find the explicit form of this particular solution. 3- What is the ...
*February 15, 2011 by Claire*

**Maths Calculus Derivatives**

Find the first derivative for the following functions 1) f(x) = sin(cos^2x) cos(sin^3x) 2) f(x) = ( tan 2x - tan x ) / ( 1 + tan x tan 2x ) 3) f(x) = sin { tan ( sqrt x^3 + 6 ) } 4) f(x) = {sec^2(100x) - tan^2(100x)} / x
*October 22, 2011 by Yousef*

**MATHS&SIENCE**

Do I qualify for an application for a Sasol bbursary as I am currently studing s1 at University of Johannesburg.I have an "A" for maths SG,"D" for P.Sience HG,"D" for Biology HG,"B" for Sepedi 1st Lang HG,"D" for English 2nd Lang HG&"E" for Afrikaans 2nd Lang HG.
*July 11, 2008 by JACKSON*

**Maths (Calculus)**

The motion of a particle performing damped oscillations is given by the formula y = e-t sin2t Where y - displacement from its mean position and t - time in seconds (a)determine the time at which the velocity of the particle is 0 (b)Determine if the displacement of the particle...
*May 9, 2013 by dylan james*

**Maths**

Alright I'm doing a maths review (grade 11) and on the page, the subtitle says "Quadratics" and then underneath is the questions, no instructions. I figured out the first one "y^2+2y+1" and got to "(y+1)^2", but the second question is "49-(2y-w)^2". I can't figure out what to ...
*March 28, 2010 by Felicity*

**Math**

There are 21 pupils who study Maths, 29 pupils who study french, 26 pupils who study history. there are 4 pupils who study both maths and french. 10 pupils who study both french and history and 3 pupils who study both maths and history. there 1 pupil who studies all three ...
*January 2, 2014 by Anonymous*

**History**

Im in grd11 this year nd when i ws in grd10 i ws doing maths lit bt in grd11 they say tht this year all grds frm 10 to 12 wl change maths lit to pere bcoz of CAPS.So iz tht true?
*January 15, 2014 by Matebane Jack*

**business,accounting,maths lit,economic **

Cn i be able to do law wth maths lit,business,economics nd accounting?
*February 18, 2014 by Dudu*

**maths**

Hi again! Today in maths we were looking at ratios and probabilities, then we got this for homework and not only do I have no idea how it ties in with today's lesson, but I also have no idea how to do it. The number of five letter words from the word 'magnetic' that end in a ...
*October 17, 2007 by Audrey*

**maths**

Hi again! Today in maths we were looking at ratios and probabilities, then we got this for homework and not only do I have no idea how it ties in with today's lesson, but I also have no idea how to do it. The number of five letter words from the word 'magnetic' that end in a ...
*October 17, 2007 by Audrey*

**maths**

What is the period of this function? - Maths? y = 5+3sin (pie t divided by 3 + pie divided 2) by definition the period is 2pi/k where k is the coefficient of the "angle" so divide 2pi by pi/3 and simplify, hope you get 6
*May 18, 2007 by claudia*

**math-calculus**

1.For any function y+f(x), express dy/dx using limit notation. Give a clear explanation for your given answer. you probably meant to type y=f(x) By definition dy/dx = Limit (f(x+∆x) - f(x))/∆x as ∆x-->0 The explanation of this equation is the whole basis ...
*March 26, 2007 by Chris*

**calculus**

Can someone please tell me what the word "WHOLE" AND "IRRATIONAL" MEAN IN CALCULUS? THANKS
*September 2, 2008 by Mike*

**Math:Calculus**

Use the Fundamental Theorem of Calculus to find the derivative of g(x)=1/(1+t^5)dt in the interval 1 to x.
*November 22, 2010 by HELP!!!!*

**Calculus**

Use fundamental theorem of calculus: Int(pi/2_pi) of e^(sin(q))*cos(q)dq
*April 28, 2011 by Rachel *

**Calculus Help **

Use calculus to find the area A of the triangle with the given vertices. (0, 0), (3, 1), (1, 8) A = ????
*May 1, 2014 by Anonymous*

**Calculus, bobpursley! **

This has to do with my last Calculus problem. I need help on it..The part I replied to after you answered the question.
*September 21, 2010 by Leanna*

**Calculus**

The area is bounded by y= x^3, x= 2 is rotated around the x-axis. Find the volume using calculus.
*July 24, 2012 by Ted*

**math, calculus 2 **

Use part 1 of the Fundamental Theorem of Calculus to find the derivative of g(x)= integrate from 9x to 4x of ((u+4)/(u-1))du
*August 29, 2012 by bobby*

**Maths**

Can pls someone explain me this ? Thank you The Browns’ gross monthly income is $2900. They have 12 remaining payments of $410 on a new car. What maximum monthly payment does the bank’s loan officer feel that the Browns can afford? For Further Reading Maths - drwls, Wednesday...
*March 19, 2008 by Mike*

**Maths- calculus**

Two ships leave different ports A and B 100 miles apart at 0800 hours, each heading for the opposite port on reciprocal courses. Ship A steams at 20 knots and ship B at 15 knots. calculate: (a) What time are they first 45 miles apart? (b) What time they will pass, and how far ...
*July 9, 2014 by sam*

**Calculus Precalculus**

Answer the calculus question about Point P, 45 mph, etc. It is ALREADY posted on here.
*August 27, 2011 by Zach*

**COLLEGE CALCULUS. HELP!**

the fundamental theorem of calculus, f(x)=∫(0,x) t^3+2t^2+2dt, and find f"(x). my answer was: f'(x)=x^3+x^2+2 f"(x)=x^4/4 + 2x^3/3 + 2x it said its wrong.
*April 15, 2012 by lindsay*

**calculus**

Find the arc length of the graph of y = x from x = 0 to x = 3 using calculus.
*September 11, 2010 by Denise*

**calculus**

I need help with this calculus problem. H(S)=S/(1+S) If F 1/2, -1/2 & (a+1)? I can't figure out what this mean /?
*May 30, 2011 by Tammy*

**calculus**

Why do we end up with f(x) instead of f(t) on the second fundamental theorem of calculus?
*November 7, 2011 by Jose*

**Calculus 1**

Use the fundamental theorem of calculus to find the area bounded by f(x)=3 square root of x+2x and the x-axis between x-=0 and x=1
*December 6, 2011 by Ihg*

**Calculus AP need help!**

Use Part 1 of the Fundamental Theorem of Calculus to find the derivative of the function. If f(x)= ∫(4,x^3)√(t^2+10) dt then f '(x).
*April 17, 2012 by dania*

**Calculus**

I need to take a college calculus class. Can someone direct me to a site which might help me get a good start? Thanks in advance.
*July 10, 2008 by jules*

**calculus**

Use the fundamental theorem of calculus to evaluate the following integral ∫^π/2 **the bottom is zeroe. |cosx| dx
*December 13, 2011 by Roxy*

**Calculus**

Use any calculus method to determine extrema, intervals where the function is increasing or decreasing, asymptotes,and points of inflection for y = -x^4 + 2x^3 - x + 2
*October 20, 2012 by Sissy*

**Calculus**

Find the derivative of the following function using the appropriate form of the Fundamental Theorem of Calculus. intergral s^2/(1+3s^4) ds from sqrtx to 1 F'(x)=?
*April 18, 2014 by Brady*

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