Wednesday

August 27, 2014

August 27, 2014

Number of results: 12,305

**maths-urgently needed**

if p(x) = px^7 + qx^3 + rx - 5 where p , q , r are constants , if p(-7) = 7 then p(7) = ?
*February 9, 2013 by Anonymous*

**maths-urgently needed**

If a+b+c=0 then prove that a^4+b^4+c^4=2(a^2b^2+b^2c^2+c^2a^2)
*February 17, 2013 by Anonymous*

**maths-urgently needed[Differential equations]**

solve- dy/dx = 2xy + (y^2/x^2)
*February 7, 2013 by Anonymous*

**maths-urgently needed[Differential equations]**

solve- dy/dx = 2xy + (y^2/x^2)
*February 7, 2013 by Anonymous*

**maths-urgently needed**

Integrate ( x^2cosx)/(1+sinx)^2 dx with limits from 0 to pi/4
*February 17, 2013 by Anonymous*

**maths-urgently needed**

integrate 1/x dx w.r.t x answer should be log(x) or ln(x) and why
*February 19, 2013 by Anonymous*

**maths-urgently needed**

Construct a triangle PQR with base PQ = 8.4 cm , angel P = 45 degree and PR - QR = 2.8 cm ??
*January 23, 2013 by Anonymous*

**maths-urgently needed**

show that: 2^5 cos^2a sin^4a = cos6a-2cos4a- cos2a + 2
*February 21, 2013 by Anonymous*

**maths-urgently needed**

A moneylender 's income decreased by Rs.60 when the rate of interest dropped from 8%p.a to 31/4%p.a.What was his principal
*February 9, 2013 by Anonymous*

**maths-urgently needed**

find the vector and the cartesian equation of the line passing through (1,2,3) and parallel to the planes x-y+2z=5 and 3x+y+z=6
*January 15, 2013 by Anonymous*

**maths-urgently needed**

find the vector and the cartesian equation of the line passing through (1,2,3) and parallel to the planes x-y+2z=5 and 3x+y+z=6
*January 15, 2013 by Anonymous*

**maths-urgently needed**

ABCD is a trapezium, P and Q are mid points of the diagonals AC and BD. If AB=17cm and CD=9cm then the length of PQ is equal to
*February 7, 2013 by Anonymous*

**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---urgently needed**

range of sin(siny) +cos(siny)
*May 1, 2013 by Anonymous*

**maths-urgently needed ,plse**

Explain cos^-1 [cos 5pi/4] also tell it can be defined or not.
*May 4, 2013 by anoynomous*

**maths-urgently needed**

the diameter of a metallic ball is 14 cm. what is the mass of the ball, if the density of the metal is 6gm per cm^3.(cm cube)?
*January 23, 2013 by Anonymous*

**maths-urgently needed**

A number of 4 different digits is formed by using 1, 2, 3, 4, 5, 6, 7. Find the probability that it is divisible by 5. Digits can be repeated
*February 18, 2013 by Anonymous*

**maths-urgently needed**

If the ratio of the legs of a right triangle is 1 : 2, then the ratio of the corresponding segments of the hypotenuse made by a perpendicular upon it from the vertex is
*January 23, 2013 by Anonymous*

**maths-urgently needed**

If the ratio of the legs of a right triangle is 1 : 2, then the ratio of the corresponding segments of the hypotenuse made by a perpendicular upon it from the vertex is
*January 22, 2013 by Anonymous*

**maths-urgently needed**

The areas of the the three adjacent faces of a cuboid are 600 sq.cm 300sq.cm and 200 sq.cm.find the sum of the length,breadth and height of the cuboid ?
*January 18, 2013 by Anonymous*

**maths-probabilty(urgently needed)**

A box contains 5 red balls and 6 black balls. in how many ways can 6 balls be selected so that there are at least two balls of each color?
*March 12, 2013 by anoynomous*

**maths-urgently needed**

From the top of a cliff 150m high, the angles of depression of two boats are 60 and 30. Find the distance between the boats if they are on the opposite sides of the cliff.
*January 22, 2013 by Anonymous*

**maths-urgently needed**

When a number is divided by 7 and 9 , the remainder is 4 and 3. what will be the remainder of a same no. when it is divided by 37.
*May 8, 2013 by anoynomous*

**maths-urgently needed**

ABCD is a square with length of each side 1cm. An octagon is formed by lines joining the vertices of the square to the mid points of opposite sides. Find the area of the octagon?
*February 5, 2013 by Anonymous*

**maths-urgently needed**

In right angled triangle ABC angle B=90 degree and AB= root 34 unit. The coordinates of point B and Care (4,2)and (-1,y) respectively. If area of triangle ABC = 17 sq.units, then find value of y.
*February 12, 2013 by Anonymous*

**maths-urgently needed**

find the equation of circle if the line 2x - y +1 = 0 touches the circle at the point (2,5) and the center of the circle lies on the line x+y -9 =0
*February 14, 2013 by Anonymous*

**maths-urgently needed**

A man invests Rs 3,20,000 for 2 years at 12.5% p.a. compounded annually. If the income tax at the rate of 20% is deducted at the end of each year, on interest accrued, find the amount he received at the end of 2 years.
*February 10, 2013 by Anonymous*

**maths-urgently needed**

the general solution of sin x + sin 2x + sin 3x + sin 4x = 0 ?
*February 19, 2013 by Anonymous*

**maths-urgently needed**

A line through through the point (3,0) meet the variable line y=tx at right angle at the point P. Find in terms of t, the co-ordinates of P
*January 15, 2013 by Anonymous*

**maths-urgently needed(probability)**

A bag contains 5 red, 4 blue and an unknown number of m green balls. Two balls are drawn. If probability of both being green is 1/7 find m.
*February 18, 2013 by Anonymous*

**maths-urgently needed**

If the mean of y1 and y2 is M1 and that of y1, y2, y3, y4 is M2, the mean of ay1, ay1.y3/a, y4/a is
*April 2, 2013 by anoynomous*

**maths-urgently needed**

A cube or a cuboid had the volume the measurement of the cubiod area in the ratio 1:2:3 if the difference between thee cost of painting the cuboid & cube (whole surface area) at the rate of 5m is rs80 find their volume
*January 20, 2013 by Anonymous*

**maths-urgently needed**

the simple interest of certain amount for a period of 2 years is 400 . the compound interest for the same amount for the same period is 410. find the principal and rate of interest?
*January 21, 2013 by Anonymous*

**maths-urgently needed**

A person buys a refrigerator for rupees 12000. He pays rupees 6000 in cash and agrees to pay the balance in 12 annual instalments of rupees 500 each. If the rate of interest is 12% and he pays it with instalments on the unpaid amount, how much did the refrigerator cost him
*February 23, 2013 by Anonymous*

**maths-urgently needed**

A manufacture of furniture sells a sofa set to a retailer for Rs 23000.the retailer, in turn, sells the sofa set to a customer for Rs 29000.find the VAT rate as percent,if the retailer pays Rs 520 as VAT.
*January 22, 2013 by Anonymous*

**maths-urgently needed**

If in a triangle ABC, c(a+b) Cos B/2 =b(c+a) Cos C/2 then the triangle is :- 1. isosceles 2. Right angled 3. isosceles or right angled 4. none of these I want the explanation
*February 11, 2013 by Anonymous*

**maths-urgently needed**

If in a triangle ABC, c(a+b) Cos B/2 =b(c+a) Cos C/2 then the triangle is :- 1. isosceles 2. Right angled 3. isosceles or right angled 4. none of these I want the explanation
*February 11, 2013 by Anonymous*

**maths-urgently needed**

If in a triangle ABC, c(a+b) Cos B/2 =b(c+a) Cos C/2 then the triangle is :- 1. isosceles 2. Right angled 3. isosceles or right angled 4. none of these I want the explanation
*February 11, 2013 by Anonymous*

**maths-urgently needed**

Consider the number 6135246. Jai can change this number in the following way. He can select atleast one digit and at most six digits (which need not necessarily be consecutive) from this number, and shift them to the rightmost in their respective order. For example- If she has...
*January 18, 2013 by Anonymous*

**maths- plseee urgently**

value of sin18degree-sin66degree+sin60 degree
*April 12, 2013 by anoynomous*

**maths-urgently needed**

The volume of a cylinder is 48.125 cm3, which is formed by rolling a rectangular paper sheet along the length of the paper. If cuboidal box (without any lid i.e., open at the top) is made from the same sheet of paper by cutting out the square of side 0.5 cm from each of the ...
*January 16, 2013 by Anonymous*

**maths-urgently**

let y = 3x+ 10 - x^2, where x and y are positive whole no. find sum of all possible values of y.
*January 19, 2013 by Anonymous*

**maths-urgently needed**

From the top of a tower the angle of depression of an object on the horizontal ground is found to be 60degree. On descending 20 m vertically downwards from the top of the tower, the angle of depression of the object is found to be 30degree Find the height of the tower.
*February 1, 2013 by Anonymous*

**Physics**

can anyone give a site that have problems about pressure with solution.. urgently needed.. thanks :)
*October 10, 2008 by Akitsuke*

**maths-urgently needed**

There is a garden of apples and the profit from a garden of apple trees is given by f( x ) = 70 + 30 x^2 - (1/3) x^3, where x = number of apples trees per acre. How many trees per acre will maximize the profit?
*February 14, 2013 by Anonymous*

**maths- plseee urgently**

without calculator we need to find the value of sin18degree-sin66degree+sin60 degree
*April 13, 2013 by anoynomous*

**maths-urgently needed**

A manufacturer lists the price of the goods at Rs.240 per article. The wholesaler gets a discount of 25% on the goods from the manufacturer.The retailers are allowed a discount of 15% on the list price by the wholesaler. The prescribe rate of sale tax at all stages is 8%. A ...
*February 1, 2013 by Anonymous*

**History of Schooling**

What were Infant, Primary, and Secondary schools like in the early 1900s? This info is needed URGENTLY!
*April 6, 2008 by Nevermind*

**maths-urgently needed-plse help **

A manufacturer lists the price of the goods at Rs.240 per article. The wholesaler ge6ts a discount of 25% on the goods from the manufacturer. The retailers are allowed a discount of 15% on the list price by the wholesaler. The prescribe rate of sale tax at all stages is 8%. A ...
*February 2, 2013 by Anonymous*

**maths-urgently needed**

Rana bought 500 shares of HCL at a rate that yielded him 20 % return on a 24%, Rs 350 share. Later on , the company issued a bonus share for every 10 shares held. When the market price was Rs 480 he sold all the shares and invested the proceeds in buying Rs 300 shares of IBM ...
*May 4, 2013 by anoynomous*

**maths-urgently needed**

Rana bought 500 shares of HCL at a rate that yielded him 20 % return on a 24%, Rs 350 share. Later on , the company issued a bonus share for every 10 shares held. When the market price was Rs 480 he sold all the shares and invested the proceeds in buying Rs 300 shares of IBM ...
*May 5, 2013 by anoynomous*

**maths-urgently needed**

A manufacturer lists the price of the goods at Rs.240 per article. The wholesaler gets a discount of 25% on the goods from the manufacturer. The retailers are allowed a discount of 15% on the list price by the wholesaler. The prescribe rate of sale tax at all stages is 8%. A ...
*January 30, 2013 by Anonymous*

**malayalam needed urgently **

indiayude mun presidentmarude chitrakal shekariche venda adikuripukalode oru album thayarakkukaa
*July 13, 2014 by cbse 8th*

**Science**

Urgently needed for my n.e.e.t test next week.. Calculator not allowed.. How do i find antilog of (-10.6) for solving a pH based question?? Please help!
*April 26, 2013 by Sneha*

**maths-urgently needed**

A manufacturer lists the price of the goods at Rs.240 per article. The wholesaler ge6ts a discount of 25% on the goods from the manufacturer. The retailers are allowed a discount of 15% on the list price by the wholesaler. The prescribe rate of sale tax at all stages is 8%. A ...
*February 3, 2013 by Anonymous*

**English - help needed**

Posted by annie on Wednesday, October 13, 2010 at 4:29pm. Are the following sentences semantically / gramatically correct? 1)Alert the supervisor to any defective material found. 2)Some equipment have been taken away for inspection. After inspection, ensure that all the ...
*October 13, 2010 by annie*

**maths-urgently**

An arc of a circle is of length 5p cm and the sector is bounds has an area of 20p cm^2 find the radius of the circle.
*January 20, 2013 by Anonymous*

**mega urgently important maths**

the functions f and g are defined by f(x)=2/(x+1), x>0 g(x)=1-x^2, xER a)find value of fg(x)giving your answer in the simplest form. b) find f^-1(x) c) solve f(x)= f^-1(x)
*September 28, 2009 by ???*

**science/maths?**

how much force is needed to accelerate a golfball and basketball at the same speed for one metre? please help needed soon!!!
*June 3, 2011 by who wants 2 no?*

**History of English Schooling**

What were English Infant, Primary, and Secondary schools like in the early 1900s? This info is needed URGENTLY!
*April 6, 2008 by Nevermind*

**maths-urgently needed**

Atul invested Rs 75000 in buying Rs 200 shares of ABC Ltd paying a dividend of 20%. He bought them at a rate which gave him a yield of 16%. After a year he sold them at Rs 350 and invested the proceeds along with the dividend obtained in buying Rs 175 shares of XYZ ltd paying ...
*May 4, 2013 by anoynomous*

**maths-urgently needed ,plse**

Atul invested Rs 75000 in buying Rs 200 shares of ABC Ltd paying a dividend of 20%. He bought them at a rate which gave him a yield of 16%. After a year he sold them at Rs 350 and invested the proceeds along with the dividend obtained in buying Rs 175 shares of XYZ ltd paying ...
*May 4, 2013 by anoynomous*

**Maths**

If Q(x)=x^2 for x less than or equal to 1 =ax+b for 1<x<2 = x^2-5 for x greater than or equal to 2 Find the values of a,b if Q(x) is to be continous for all x Please help with this urgently and also show all working out on method to do it Thanks
*August 6, 2012 by Jiskhaa*

**computing maths**

Determine whether the relation R on the set of all real numbers is reflexive, symmetric or transitive? where (x,y) is an element of R Explain why and why not by proving and giving examples. (a) x=1 (b) xy ≥ 0 (c) x-y is a rational number (d)x+y = 0 I need help urgently...
*June 16, 2013 by janice123*

**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*

**Maths**

Pls i urgently need solution to this problems(1) in angle xyz. Y=298cm,z=51.4cm,x=196cm.solve the angle completely. (2). Calculate the values of anglesA and C of MABC where b=14.36cm a=7.82cm B=115.6cm. (3). a,A,angleC in angleABC given that b=17.23cm.C=10.86cm,B=101.30cm.thanks
*June 7, 2011 by Malosky*

**English - help needed urgently**

Are the following sentences semantically / gramatically correct? 1)Alert the supervisor to any defective material found. 2)Some equipment have been taken away for inspection. After inspection, ensure that all the equipment are accounted for.
*October 13, 2010 by annie*

**English**

I urgently need you to see if the sentence is OK now. Thank you!! 1) Moreover, this particular bacterium can survive in presence of arsenic and, therefore, won't die until its action of purification is completed. 2) This method is inexpensive and affordable even for those ...
*February 15, 2012 by Henry2*

**English**

I urgently need to include the following details in a letter. Ms. Sue, could you please check them? 1) As I'm planning all the details for our preliminary meeting I urgently need to know when you are arriving here and if you need any help to arrange your transfer from the ...
*January 17, 2012 by Henry2*

**maths**

2x+5=x+9 urgent help needed
*January 3, 2014 by arzam*

**maths needed fastly**

solve the following equations x=4/5(x+10) 2x/3+1=7x/15+3 2y+5/3=26/3-y 3m=5m-8/5
*July 12, 2014 by cbse 8th*

**Maths**

How many points would there be if you needed to draw a 21 lined mystic rose
*December 30, 2011 by Sarah*

**Maths**

They were 336 people at a concert.if 2/3 were childre,how many chairs were needed for the adults?
*February 12, 2013 by Siphosethu*

**Maths-Help needed!!!**

Compare the graphs f(è)=sinè and f(è)=sin(-è). f(è)=cosè and f(è)=cos(-è). What conclusions can you make?
*May 5, 2012 by elena*

**maths**

if the diameter of a bike wheel is 20cm, what's the minimum number of revolutions needed to cover 1km?
*February 6, 2011 by jake*

**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*

**urgent maths help needed now**

jafar has an isosceles triangle with an area of 20.25cm squared, what is the length of the side facing the right angle?
*October 20, 2011 by joi*

**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**

find the amount of sheet metal needed to form a conical funnel of base radius 30 cm and vertical height 50 cm, allowing for a 0.5 cm overlap at the join?
*October 18, 2009 by Chirayu*

**math**

Draw a venn diagram to illustrate the following. In a shop 50 cars were inspected and it found that 23 needed new brakes and 34 needed new tires. 3 needed no services at all how many needed new brakes and new tires? How many only needed brakes? Please help
*December 9, 2011 by kia*

**college maths**

Find the LCD and add the fractions. 1/125 + 4/50= 11/24 1/1250 1/35 551/6250 (Points: 5) im not getting the concept of this some help is really needed please
*December 13, 2010 by lisa*

**maths**

10 pencils in each packet 46 pencils how many packets are needed
*February 25, 2012 by jack *

**English**

I urgently need you to check this paragraph. Thank you, Writeacher. 1)Henry II was successful in bringing order and stability. 2) To avoid civil wars, he needed to reduce the power of the barons and wanted professional soldiers (mercenaries) to do this. 3)Many knights did not ...
*April 16, 2012 by Matthew*

**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*

**maths**

in an A.p 6th term is half the 4th term and the 3rd term is 15.How many terms are needed to give a sum that 16 equal to 66.
*March 7, 2012 by remyaravindran*

**Maths(please check urgently**

Please check urgently .I have to submit the assignment A give an example of a function whose domain equals the set of real numbers and whose range equals the set? the set {-1,0,1} BGive an example of a function whose domain equals (0,1)and whose range equals [0,1] C.Give n ...
*September 18, 2012 by Fatima *

**maths**

a new hot has 32 rooms on the second floor. then rooms will be numberesd 201 to 232. the manaher wants to puit brass numerals on the door of each room how many number 2s will be needed
*September 21, 2011 by dhruv*

**maths**

Hexagonal tiles of sides20cm are used to tile a room which measures 6.25m. Assuming we complete the edges by cutting up tiles, how many tiles are needed?
*February 5, 2012 by sahar*

**MATHS**

Mr Wood makes tables with 4 legs, and stools with 3 legs. Nine customers ordered 8 items each. Each order was different. How many legs are needed altogether?
*December 1, 2013 by LARA*

**Algebra- word problem**

Jordan has a photograph on his wall that is 3 in. long and 6 in. wide. He takes it to be framed which increases the length and width by 2 in. each. How does getting the picture framed change the amount of wall space needed? My choice is B- Correct?? Choices A. the wall needed ...
*May 15, 2011 by Mary *

**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*

**English**

I urgently need you to help me express the following sentences. Thank you. Express your agreement (?) with the statements listed below (Or Agree with..) 1) My friend doesn't like Maths. I've been to Spain. I got a bad mark in my exam. I haven't got any money. Mike was ill last...
*January 9, 2012 by Henry2*

**chemistry 2**

You are instructed to create 800. mL of a 0.69 M phosphate buffer with a pH of 7.6. You have phosphoric acid and the sodium salts NaH2PO4, Na2HPO4, and Na3PO4 available. what is the molarity needed for the acid component of the buffer?What is the molarity needed for the base ...
*March 4, 2014 by Danielle*

**Health**

1. What is needed to make blood cells? 2. What pair of workers is needed to produce estrogen? 3. What is needed to produce eleven hormones that control the actions of other endocrine glands? 4. What is needed to pass oxygen from lungs into blood vessels and welcome carbon ...
*December 4, 2011 by Hayley*

**Maths**

A farmer needs to spread fertiliser over a paddock measuring 40m by 8m. the instructions on the fertiliser bag say to use 80grams per square meter. How many kilograms of fertiliser will be needed? HELP!
*February 24, 2011 by Anonymous*

**English**

How to write a report. I'm in ninth standard???Pls help urgently
*July 9, 2009 by Agrim*

**maths**

A farmer needs to spread fertiliser over a paddock measuring 40m by 80m. The instuctions on the fertiliser bag say to use 80grams per square meter. How many kilograms of fertiliser will be needed?
*February 24, 2011 by Anonymous*

**English**

I urgently need you to check these sentences on the present perfect. Thank you. 1) I've just come back from the studio where we were rehearsing/practising(exercising/training are mistakes?).Is "we practised" possible? 2) I still haven't spent my time listening to music. I ...
*April 17, 2012 by Matthew*

**maths help needed!**

Hi, just a short question. How do i find the x intercepts for the equation y=-2x^3+1 ? I tried to let y equal zero but i could only get as far as x^3=1/2 please help! x^3 = 1/2 is correct. There is only ine x-intercept. It is where x = (1/2)^(1/3) which means the cube root of ...
*March 5, 2007 by elle*

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