# maths --plse help me

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language
plse refresh me on what a thesis statement is plse and thx you i just want to get it right

maths --plse help me..
prove that 1/2 * 1/3 * 1/4 * ... ..... ... ..... ..... .... ....... .... ... ....1/99 < 1/2

maths --plse help me..
factorize x^3-3x^2+3x+7

maths --plse help me..
if a, b, c are in A.P. then solve that b+c-a,c+a-b,a+b-c are in A.P.

maths --plse help me..
find 6 no.s between 2/3 and 6/7.

maths --plse help me..
IF 47.2506=4A + 7/D +2C +5/D +6E THEN THE VALUE OF 5A +3B + 6C+D +3E

maths --plse help me..
On a certain sum, C.I. is Rs 41 and SI is Rs 40. for 2 years. What is the rate p.a.

maths --plse help me..
On a certain sum, C.I. is Rs 41 and SI is Rs 40. for 2 years. What is the rate p.a.

maths --plse help me..
On a certain sum, C.I. is Rs 41 and SI is Rs 40. for 2 years. What is the rate p.a

maths --plse help me..
7root3/(10^1/2 +3^1/2) - 2root5/(6^1/2+5^1/2) - 3root2/(15^1/2+3^root2)

maths --plse help me..
if 5/4 times a no. results in the value of the no. increasing by 10 find the no.

maths --plse help me..
can we prove the formula to find the area of an octagon

maths --plse help me..
Solve the system of equations for positive real numbers: 1/xy = x/z + 1, 1/yz = y/x + 1, 1/zx = z/y + 1.

maths --plse help me..

maths --plse help me..
Is eulers formulae true for spheres and cylinder ,please explain

maths --plse help me..
The area of 3 adjacent faces of a cuboid are x,y,z.. if the volume is v , prove that [v]^2=xyz.

maths --plse help me..
solve the following equation by method of completing the perfect square:- 4x^2 + 4 √3 x +3=0

maths --plse help me..
In a parallelogram ABCD, diagonals AC & BD intersect at O. E, F, G, & H be the midpoints of sides AO, DO, CO & BO. Find the ratio of (EF+GH+HG+EH) TO (AB+BC+CD+AD

maths --plse help me..
In a parallelogram ABCD, diagonals AC & BD intersect at O. E, F, G, & H be the midpoints of sides AO, DO, CO & BO. Find the ratio of (EF+GH+HG+EH) TO (AB+BC+CD+AD).

maths-binomial theorem--plse help
find the greatest term in the expansion of (1+x) raised to thepower of10, x=2/3

maths --plse help me..
prove that the points (2,-1) (0,2) (2,3)and (4,0) are the coordinates of vertices of a parallelogram and find the angle between its diagonals

maths --plse help me..
Find the area of the sector of a circle of radius 7cm if the corresponding arc length is 6.2cm

algebra 1
plse help me 24 (-3,-4) (3,-2) 27 (3,-8) (-2,5) 30. 0.2,1.1) (7,3) a line passes throught the given point. write an equation for the liine in point slope form. then rewrite the euqation in slope intercept for plse help me with these three

science
plse help me. thx a million confused ok here it is Two compounds NaCl (an ionic compound) and water (a covalent compound). write a profile related to how each compound useses electrons to make a bond. plse help me with this

maths --plse help me..
shankar bought some grain for rs.9000 and spent rs.540 on transporting it. how much should he sell to make a profit of 20%

maths --plse help me..
Find the difference of the areas of two segments of a circle formed by a chord of length 5cm subtending an angle of 90degree at the centre.

Maths
Thnx Reiny & Steve 4 d help rendered in per the past questions. Plse help in this, If the line through the point y=2x+c touches the hyperbola 4(x)^2-6(y)^2=24. Show that c=+-2sqrt5.

maths --plse help me..
find the sum to infinity of the following series rn (1+1/n) -(1 - 1/1+n) - n square / (n+1)square + ...........

maths --plse help me..
find the sum to infinity of the following series rn (1+1/n) -(1 - 1/1+n) - n square / (n+1)square + ...........

maths --plse help me..
what acute angle does a line of slope -2/3 make with vertical line.

sociol studies
plse help me 1. How African Americans were used by the U.s army, and french army (world war 1) 2. (ww1) countries in the allied powers and centeral powers? 3.goals of the panama canal? plse help me and thx you so very much

maths --plse help me..
is the solution is (100,-95) for the given equation is 2x + 95y =100

maths --plse help me..
MNT is a triangle in which A point lies on MN and B lies on MT. join AB. Now,if NT/AB =9/5 and if MB=10cm , then MN will be ??

maths --plse help me..
a circle enclose a rectangle of side 6cm and 8cm. what is the perimeter of the circle?

Maths
Plse Help how do you obtain the maximum value and minimum value of a quadratic equation like for , 1/11+8x-2x^2

maths-urgently needed ,plse
Explain cos^-1 [cos 5pi/4] also tell it can be defined or not.

maths --plse help me..
The diameter of a roller is 80 cm and its length is 126 cm. It takes 750 complete revolution once over to level a playground. find the area of the ground.

maths --plse help me..
prove that the lines through a(0,-1,-1) and b(4,5,1) intersects the line through c (3,9,4) and d (-4,4,4). also find their point of intersection

maths --plse help me..
a train leaves kanyakumari for warengel on tuesday at 10:30 a.m if warengel 1586 km from kanyakuri when will it reach there if its speed is 39 km/h.

maths --plse help me..
a train leaves kanyakumari for warengel on tuesday at 10:30 a.m if warengel 1586 km from kanyakuri when will it reach there if its speed is 39 km/h.

maths --plse help me..
Two numbers are in the ratio 4:7.If thrice the larger is added to twice the smaller ,we get 87.Find the numbers

maths --plse help ..sumebudy help me to solve this
On a certain sum, Compound interest is Rs41 and Simple interest is Rs 40. for 2 years. What is the rate p.a.?

maths --plse help me..
if the no. of bacteria doubles everyday and on the 16th day , a jug becomes full . then on which day was it half filled?

maths --plse help me..
The value of (₆√27-√27/4)^2 is:

algebra
srry if i am asking to many questions today this is my last thing plse help me how do you do problems like this find the slop and y intercept of the equation 3 y=x-5/4 5/4 is a fraction how do you do problems like that plse expalin and show me step by step

maths..plse helppppppp
Please help me to find the separate equations of the line represented by following equations: a) x^2+2(cosec a)xy-y^2=0 b) x^2+2xy. tan a-y^2=0

maths --plse help me..
find the path of a moving point such its distance is from two lines 3x-2y=5and 3x+2y=5 are equal and state the name of path.

maths-perimeter
Plse tell me if there is any relation between area and perimeter of any regular polygan , if the answer is yes. Can it be applicable to irregular ones also

maths --plse help me..
if tangent to the curve y=2sinx +sin2x are drawn at p(x=60degree) then find the area of the quadrilateral formed by the tangent the normal at P and the coordinate axis

maths --plse help me..
Prove that the radius of the base of right circular cylinder of greatest curved surface area which can be inscribed in a given cone is half that of the cone

QUERY -COMPUTER
hi i want to have antivirus in my computer, would u plse suggest me which should i go for . well i have also antivirus called ESET NOD32 Antivirus 6 plse tell me is it good antivirus or okay-okay.

maths --plse help me..
ABCD is a parallelogram in which BC is produced to E suh that CE=BC.AE intersects CD at F.if ar(DFB)=3cm^2. find the area of the parallelogram ABCD.

maths --plse help me..
a rectangle with perimeter 44 cm is divided into 5 congruent triangles as shown in the figure. what will be the perimeter of each of the congruent triangle?

maths --plse help me..
A cuboid has total surface are 40cm^2 and its lateral surface area is 26cm^2.find the area of its base.

maths --plse help me..
the mass of three bodies is 16000x kg, 250 kg and 3200 kg. find the total weight of three bodies

maths --plse help me..
ABCD ia a parallelogram whose diagonals intersecting at E. AC is produced to F such that CF=AE. Prove that ar(BDF)=ar(parallelogram ABCD)

maths --plse help me..
ABCD is a parallelogram in which BC is produced to E suh that CE=BC.AE intersects CD at F.if ar(DFB)=3cm2find the area of the parallelogram ABCD.

maths --plse help me..
ABCD is a parallelogram in which BC is produced to E suh that CE=BC.AE intersects CD at F.if ar(DFB)=3cm2find the area of the parallelogram ABCD.

maths --plse help me..
Let a,b,c be positive integers such that a divides b^2 , b divides c^2 and c divides a^2 . Prove that abc divides (a + b + c)7 .

maths --plse help me..
Let a,b,c be positive integers such that a divides b^2 , b divides c^2 and c divides a^2 . Prove that abc divides (a + b + c)^7 .

maths --plse help me..
In a pentagon ABCDE, angle B = 168, angle C:angleD = 23:25 and AB//ED. Find angle C and angle D.

maths --plse help me..
two solids of right cylendrical shape are 49 cm and 35 cm high and thier base diameters are 16 cm,14 cm respectively.Both are melted and moulded into a single cylinder,56cmhigh find its base diameter

S.S plse help
ok i really need help kind of like a SOS. i need a website that describes the flapper. and its like a news style of a woman more bold and stuff. i need to right an article about it plse give me some links or some facts about it thxs a million in advance.

science
ok so plse heko me i have to come up with some examples of chemicals changes and identify the product and the reactent. i need three more i already have these two you start out with a egg (reactant) and then it gets burnt (product) you have a pile of wood (reactant) then you ...

sociol studies
plse help me 12 the ____ islands were added to the united states in 1898 but never became a state. 14 queen liliuokalani attempted to prevent these islands from becoming part of the united states. 5. a central american country dominated by the u.s 10. He was an influental ...

maths --plse help me..
how to find the cartesian eqn of plane passing through A(0,0,0) and B(3,-1,2) and parellel to line (x-4)/1 = (y+3)/-4 = (z+1)/7 basically how to find a plane parallel to a given line??

maths --plse help me..
two adjacent sides of a parelellogram are 24 cm and 18cm .if the distance between the longer side is 12 cm then the distance between the shortest side is

Physical Science
Plse help i need so much help on thes questions i am SO confused 10. What is stucturally diffrent between an atom and an ion? 13. If prontons and neutrons have the same mass wat is the approximate mass of apronton and nuetronin atomic mass units (amu)? 16. What is the charge ...

Science
plse help me and thxs you very much. A. What is the anology diffrence between a strong force and electrostatic force. B. What is the anology about the relationship between strong electrostatic forces in nuclear stability. plse help thxs

maths --plse help me..
The pilot of an aircraft flying horizontally at a speed of 1200 Km/hr observes an angle of depression of a point on the ground changes from 30 degree to 45 degree in 15 seconds. Find the height of the aircraft at which it is flying?

maths --plse help me..
Wall paper ,312cm long and 25cm wide is required to cover the wall of a room . length of the room is 7m and its breadth is twice its height. Determine the height of the room .

maths --plse help me..
without using set square or protacter construct 1. triangle A BC WITH AB = 5.5 CM , BC = 3.2 CM CA = 4.8 CM 2. DRAW LOCUS OF A POINT WHICH MOVES SO THAT IT IS ALWAYS A DISTANCE OF 2.5 CM FROM B. 3. DRAW LOCUS OF POINT SO THAT IT IS EQUIDISTANT FROM BC & CA . 4. MARK POINT OF ...

maths --plse help me..
How many cubic centimeter of iron is required to construct an open box whose external dimensions are 36cm,25cm, and 16.5 cm provided the thickness of the iron is 1.5cm. If one cubic cm of iron weighs 7.5g find the weight of the box.

maths --plse help me..
A school has a hall which is 22 m long and 15.5 m broad . A carpet is laid inside the leaving all around a margin of 75 cm from the walls . Find the area of the carpet and the area of strip left uncovered . If the width of carpet is 82cm ,find its cost at the rate of Rs60 per m.

maths --plse help me..
A school has a hall which is 22 m long and 15.5 m broad . A carpet is laid inside the leaving all around a margin of 75 cm from the walls . Find the area of the carpet and the area of strip left uncovered . If the width of carpet is 82cm ,find its cost at the rate of Rs60 per m.

maths --plse help me..
A fruit vendor buys 300 apples at Rs 50 per dozen. The vendor sold 200 of them at Rs 50 per 10 apples. At what rate per apple should the vendor sell the remaining apples to make an overall profit of 12% ?

maths --plse help me..
THERE IS A SMALL ISLAND IN THE MIDDLE OF A 100M WIDE RIVER AND A TALL TREE STANDS ON THE ISLAND.pAND q RE POINTS DIRECTLY OPPOSITE EACH OTHER ON THE TWO BANKS AND IN LINE WITH THE TREE.IF THE ANGLE OF ELEVATION OF THE TOP OF THE TREE FROM p AND q ARE 30 DEGREES AND 45 DEGREES....

MATHS -SALES TAX -plse URGENT-
a shopkeeper buys an article at a discount of 15% on the printed price. after charging a sales tax of 5% on the printed price, he sells the article at rs.630. find the profit

maths --plse help me..
A man has Rs 50,000.He invests some part of it in one bank @ of 11 p.c.p.a. and the remaining money in another bank @ of 9 p.c.p.a.He gets a combined simple interest of Rs 5,400(i.e the S.I of one bank + S.I of another bank = 5,400).Then find the amount of money invested in ...

maths --plse help me..
20% of boys in an exmaination were not appeared,70% of appeared boys passed the examination.What percentage of total registered boys for the exmaination were failed.If absent boys are considered as failed

maths --plse help me..
ABCD IS A PARALLELOGRAM, G IS THE POINT ON AB SUCH THAT AG = 2GB, E IS A POINT OF CD SUCH THAT CE = 2DE AND AND F IS A POINT OF BC SUCH THAT BF = 2FC. PROVE THAT 1) ar(EGB) = 1/6 ar(ABCD) 2)ar(EFC) = 1/2 ar(EBF) 3) ar(EBG) = ar(EFC) 4) FIND WHAT PORTION OF THE ARE OF ...

maths --plse help me..
ABCD IS A PARALLELOGRAM, G IS THE POINT ON AB SUCH THAT AG = 2GB, E IS A POINT OF CD SUCH THAT CE = 2DE AND AND F IS A POINT OF BC SUCH THAT BF = 2FC. PROVE THAT 1) ar(EGB) = 1/6 ar(ABCD) 2)ar(EFC) = 1/2 ar(EBF) 3) ar(EBG) = ar(EFC) 4) FIND WHAT PORTION OF THE ARE OF ...

maths --plse help me..
THE VOLUME OF A CYLINDER IS 48.125cm cube , WHICH IS FORMED BY ROLLING A RECTANGULAR PAPER SHEET ALONG THE LENTH OF THE PAPER . IF A CUBOIDAL BOX ( WITHOUT ANY LID i.e , OPEN AT THE TOP ) IS MADE FROM THE SAME SHEET OF PAPER BY CUTTING OUT THE SQURE OF SIDE 0.5 cm FROM EACH OF...

maths --plse help me..
A toy is in the shape of a right circular cylinder with hemisphere on one end and a cone on the other . The height and radius of the cylindrical part are 13 cm and 5 cm respectively. The radius of the hemispherical and conical parts are the same as that of the cylindrical part...

plse helppppp
prove that 1/2 * 1/3 * 1/4 * ... ..... ... ..... ..... .... ....... .... ... ....1/99 < 1/2

maths --plse help me..
if 16 men can build a road of 9 km in 3 days then how many men can build 21 km road in 5 days.

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 ...

maths --plse help me..
A bacteria culture has an initial population of 600. After 4 hours the population has grown to 1200. Assuming the culture grows at a rate proportional to the size of the population, find the function representing the population size after t hours and determine the size of the ...

Spelin!!! plse chek my spellin!
How do you spell, 'dog'?

maths- probabilty(me posted third time)plse answer
There are two bags out of which Bag 1 contains 2 white and 3 red balls and bag 2 contains 4 white and 5 red balls. 1 ball is drawn at random from one of the bags and is found to be red. Find the probability that it was drawn from bag 2

maths --plse help me..
In a purse there are 20-rupee notes 10-rupee notes and 5-rupee notes. the number of 5-rupee notes exceeds two times the 10-rupee notes by one. the 20-rupee notes are 5 less than the 10-rupee notes. if the total value of the money in the purse is Rs185 find the number of each ...

maths --plse help me..
In a purse there are 20-rupee notes 10-rupee notes and 5-rupee notes. the number of 5-rupee notes exceeds two times the 10-rupee notes by one. the 20-rupee notes are 5 less than the 10-rupee notes. if the total value of the money in the purse is Rs185 find the number of each ...

maths --plse help me..
A man drives fom the origin to his destination in his car at the speed of 24km/hr and reaches 5 minutes late.Next day he drives from the same origin to the same destination with a speed of 30km/hr and reaches 4 minutes early.Find at what distance is the origin from the ...

maths --plse help me..
A villager Itwaari has a plot of land of the shape of a quadrilateral. The Gram Panchayat of the village decided to take over some portion of his plot from one of the corners to construct a Health Centre. Itwaari agrees to the above proposal with the condition that he should ...

maths --plse help me..
A villager Itwaari has a plot of land of the shape of a quadrilateral. The Gram Panchayat of the village decided to take over some portion of his plot from one of the corners to construct a Health Centre. Itwaari agrees to the above proposal with the condition that he should ...

maths --plse help me..
The angle of elevation of the top of a tower as observed from a point on the ground is alpha and on moving a meters towards the tower, the angle of elevation is beta .prove that the height of the tower is a (tan alpha*tan beta)/(tan beta - tan alpha)

maths --plse help me..
the cost of 6 cows are same as cost of 8 goats. if cost of 9 cows and twice numbered goats is rs. 9000, then find the cost of 3 cows and 6 goats? (Here , twice numbered goats means 9 * 2 = 18)

Physical Science
can you plse show me a link that links to a picture that explains the law of coservation of matter

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 ...

physical science
plse make sure these are correct 1.When an atom loses an electron is.. a. becomes a negative ion. b. becomes a positive ion. c. forms a covalent bond. d. gains protons is the answer D 2.Which of these is a property of an ionic compound? a. low melting point b. poor conductor ...

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