Mathematics - 2 September 2006

If 12(x^2+y^2)=25xy then show that x^2-y^2 is either 3/4 xy or 4/3xy.

2006-09-02 23:57:41 · 2 answers · asked by Anonymous

2006-09-02 23:18:20 · 30 answers · asked by Thomas 1

2006-09-02 22:55:07 · 8 answers · asked by metakido 1

Please tell me every step of how you solved the following question:
Find the number of different choices that can be made from 3 apples, 4 bananas and 5 mangoes, if at least one fruit is to be chosen.

Please explain the reasoning.

2006-09-02 22:21:43 · 9 answers · asked by Y L 2

2006-09-02 22:12:49 · 11 answers · asked by jessica a 1

2006-09-02 21:49:18 · 10 answers · asked by Anonymous

2006-09-02 21:39:58 · 6 answers · asked by Mujaahid 3

did you see the ten theme there? it was good wasnt it?
a clue ... ten is NOT the answer.

2006-09-02 21:32:58 · 22 answers · asked by Anonymous

2006-09-02 21:23:09 · 22 answers · asked by ANURAG G 1

2006-09-02 20:48:37 · 3 answers · asked by ANURAG G 1

2006-09-02 20:46:34 · 6 answers · asked by bay-from-indonesia 1

There are 100 students in a MBA course. The college offers following disciplines as Specialistaion:
Marketing (MK)
Finance (FN)
Human Resources (HR)
International Business (IB)
Information Technology (IT)

Each student has to opt for dual specialisation, that is any two disciplines out of 5 above.
Now each discipline has following number of students:
MK 90
FN 60
HR 20
IB 20
IT 20

How does the college schedule the periods so that there is least wastage of time?

Please Note: The figures given above might not actually add up as I have taken random figures.
I simply want to know how it can be done. Got it.

2006-09-02 20:41:22 · 5 answers · asked by Anonymous

Is there a formaula to decrease AND increase percents of an amount? Like increase 30% or decrease 49% of $78?

2006-09-02 20:25:17 · 7 answers · asked by Anonymous

2006-09-02 19:52:37 · 9 answers · asked by Upendra S 1

2006-09-02 19:50:31 · 10 answers · asked by alim k 1

**All taxpayers have to pay 1.4% Medicare Levy. Calculate how much each of the following earners will pay:

a) Leia who works in a Chemist earns $32000 per annum.
(how do i work out this question?)(the answer is $488)

b)Caitlin earns $48000 a year and pays $10.80 a week for private health cover. Calculate her total health care costs for the year and the percetage this is of her annual income.(The answer : $1233.60, 2.6%)

2006-09-02 19:38:51 · 6 answers · asked by Anonymous

For example in 100 dollars in Germany is worth how much in the united States?

2006-09-02 19:38:04 · 6 answers · asked by tuffchevy86 4

i cn't find the answer,this is da question "find the area in the 3rd quadrant bounded by the curve x=y^2+2*y ?
thanks

2006-09-02 19:22:10 · 3 answers · asked by jhen_hidaka 1

2006-09-02 19:14:57 · 1 answers · asked by guanlin_loi 1

i need to solve it for x, but i have no idea how to do it. PLEASE, SOMEONE HELP ME!!!!
2 = 2.718 ^ 220x

2006-09-02 19:04:02 · 5 answers · asked by KATЯ 3

how many of the first 30 positive integers can be expressed as a sum of two distinct prime numbers?

2006-09-02 18:45:36 · 7 answers · asked by nakz 1

2006-09-02 18:43:58 · 11 answers · asked by double B 2

which one of the following integers can be expressed as the sum of 100 consecutive integers?

2006-09-02 18:38:38 · 5 answers · asked by nakz 1

a set of five positive integers exists whose average,or mean,is 5;whose median is 5;and whose only mode is 8.what is the difference between the largest and smallest integers in the set?

2006-09-02 18:35:27 · 5 answers · asked by nakz 1

the least common multiple of two numbers is 2cubed x 3 to the fourth power x 5 x 7.the greatest common divisor of the same two numbers is 2 x 3 x 5.one of the numbers is 210.what is the other?

2006-09-02 18:29:45 · 4 answers · asked by nakz 1

it so difficult...........

whew*

2006-09-02 17:03:12 · 36 answers · asked by seeker 1

This is part of a differential question but i am stuck at this integration part. any suggestions i will really appriciate. ty.

intergrate 1/(a - x)(b - x) with repect to X.

the whole question is basically solve for x

dx/dt = k(a - x)(b - x)
first I separte the varibles which gives

dx / (a - x)(b - x) = k dt

2006-09-02 16:59:23 · 9 answers · asked by Anonymous

I need examples of hyperbola in everyday life.

2006-09-02 16:51:55 · 5 answers · asked by Stacey S 1

i dont understnd it 3 times as many wins as last season (w=last seasons wins)

2006-09-02 16:45:44 · 15 answers · asked by skateboard everyday allday 24/7 2

how to find the radius? Something got to do with angle properties of triangles and quadrilaterals...i think so....

2006-09-02 16:42:31 · 5 answers · asked by CCE 1