Friday

January 20, 2017
Total # Posts: 44

**math**

if the are of the circumcircle of an equilater triangle be 616 sq.m..,then hight of the triangle is.??

*December 19, 2016*

**optional maths**

The vertices of triangle PQR are P(2,5),Q(6,1)and R(-2,-1).Find the length of the longest median.

*December 10, 2016*

**Maths**

Rationalise the denominator for√15-3/√10-3

*October 7, 2016*

**Math**

In a group of 95 students , the ratio of students who like mathematics and science is 4:5 . if 10 of them like both the subjects and 15 of them like none of the subjects then by drawing a venn diagram,find how many of them like only mathematics and how many of them only ...

*July 3, 2016*

**Math**

If the numerator of a fractionis multiplied by 4 and the denominatoris reduced by 2,the result is 2.if the numerator of the fraction is increase by 15 and 2 subtracted from the double of the denominator the result is 9/7, find the fraction.plz tell me step by step

*July 2, 2016*

**Math**

The product of two positive number is 56.if their difference is 10,find the numbers.

*July 1, 2016*

**Math**

I don't understand this

*July 1, 2016*

**Math**

If the numerator of a fractionis multiplied by 4 and the denominatoris reduced by 2,the result is 2.if the numerator of the fraction is increase by 15 and 2 subtracted from the double of the denominator the result is 9/7, find the fraction

*July 1, 2016*

**Math**

If the third term of a gp =4 than product of first five term=

*June 10, 2016*

**maths**

in a rational number... nemerator is 3 less than the denominator. if 3 is added to the numerator.. fraction becomes 1. find the fraction??

*February 20, 2016*

**Math**

a ladders 20m long touch a wall at height of 10m find the angel made by ladders ...

*January 10, 2016*

**mathematics**

I am not satisfy

*January 10, 2016*

**Math**

At time t = 0, a set of three points A, B and C forms an equilateral triangle of side 6 cm. If two of the sides of the triangle are decreasing in length at the rate of 0.1 cm/sec and the third side is increasing at the rate of 0.1 cm/sec, how long will it take for the system ...

*December 2, 2015*

**Maths**

I hav qstion i need answer.. If the numerator of a fractionis multiplied by 4 and the denominatoris reduced by 2,the result is 2.if the numeratorof the fraction is increase by 15 and 2 subtracted from thedouble of the denominator the result is 9/7, find the fraction

*January 26, 2015*

**maths**

integrate 10*e^5t*cos5t.

*May 25, 2014*

**maths**

if you do: x+2x=6 you get that x=2 and 2x=4 is the only possible combination of colors that fulfills "one of the colors appears twice as many times as the other",then you need to analyze: 2 BLUE & 4 WHITE (case 1) or 2 WHITE & 4 BLUE (case 2) We need to apply ...

*April 28, 2013*

**math**

Solving 3 2/5 + 7 1/3 3 2/5 can be written as 17/5 and 7 1/3 can written as 22/3 So, adding 17/5 + 22/3 Multiply the denominator 5*3 will give as 15.. writing the two fractions where 15 is the denominator. 17/5*3/3 = 51/15 22/3*5/5 = 110/15 adding the two 51/15 + 110/15, will ...

*February 6, 2013*

**Che**

An optically active amino acid (A) can exist in three forms depending on the pH of the medium. If the molecular formula of (A) is C3H7NO2 write (i) structure of compound (A) in aqueous medium. What are such ions called? (ii) In which medium will the cationic form of compound (...

*February 5, 2013*

**Chemistry(the)**

An optically active compound having molecular formula C6H12O6 is found in two isomeric forms (A) and (B) in nature. When (A) and (B) are dissolved in water they show the following equilibrium. (A) Equilibrium mixture (B) D = 1110 52.20 19.20 (i) What are such isomers called? (...

*February 5, 2013*

**math**

find the value of 8ab(a^2+b^2),if a+b=r00t10 and a-b=2root2

*January 27, 2013*

**maths**

If y=x+tanx then prove that cos^2x(y2)-2y+2x=0 where y2 is the second derivative...plz help me out.

*December 24, 2012*

**maths**

Find the point on line x+2/3=y+1/2=z-3/2 at a distance 5 units from the point P(1,3,3)....pllz help me out.

*December 18, 2012*

**chemistry**

Make use of the formula t=2.303/k*log[Ri/Rf]....where k=0.639/halflyf Rf=2/100Ri..

*December 14, 2012*

**math**

Integrate Sin(rootx) wrt x

*October 12, 2012*

**math**

Integrate x^2/rootx-1..

*October 5, 2012*

**calculus**

Integrate sinx+cosx/rootsin2x with respect to dx...plzz help me

*October 5, 2012*

**calculus**

...u see the numrtr is e^2x and how can u write it as u-1?

*October 4, 2012*

**calculus**

Could u plzz tell it in detail...the 1st 1

*October 4, 2012*

**calculus**

.Sorry its e^x+1.....:P

*October 4, 2012*

**calculus**

Integrate e^2x/e^x 1....plzz note e^x 1 as a whole is the denominator

*October 4, 2012*

**math**

Integrate sinx/sinx-cosx..... Plz note sinx-cosx as a whole is in the denominator..

*October 4, 2012*

**Rate measure**

A balloon in the form of a right cone surmiunted by a hemispere,having a diameter equal to height of the cone,is being inflated.how fast is its volume changing w.r.t its total height 'h' when h

*July 1, 2012*

**physics**

Heloo ashu...the answer is v/4 bcoz :- let the first frequency be v1 and the second be v2.it is give that v2 is 25% of v1 i.e. V2

*June 17, 2012*

**math**

Heloo Mr. Don -u c that this a series of the type n^3,n+1^3,n+2^3....so the next two blanks are to be filled with the numbers 125 and 216...:)

*June 17, 2012*

**Physics**

What do u mean by phase in wave optics??

*June 15, 2012*

**Maths**

Thanku soo much

*June 14, 2012*

**Maths**

If tan inverse(x^2-y^2/x^2+y^2)=a then prove that dy/dx=x/y (1-tana/1+tana).

*June 14, 2012*

**physics**

what is steradian?

*June 11, 2012*

**chemistry**

the density of 2 molal aqueous solution of NaOH is 1.10g/L. Calculate the molarity of the solution.

*May 21, 2012*

**4th grade math**

yuhj

*January 11, 2012*

**Calculus 1**

Find f' if x power 7 + y power 7 = 8xy

*February 25, 2011*

**english**

In the chapter Necklace if one get caught in the situation like maltida,what would he has to deal with it?

*November 11, 2010*

**english**

In story "the necklace" written by "Guy De Mauspassant", if you were caught in a situation like Maltida,how would you have dealt with it

*November 11, 2010*

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