Mathematics - 9 October 2006

please........

2006-10-09 04:56:18 · 6 answers · asked by Anonymous

Distribute and collect like terms:

-3(2x - 4) + 5 -(4x + 2)

2006-10-09 04:55:38 · 8 answers · asked by cak 1

When I do a regression in a graph what should I do with the R value? What is that for?

2006-10-09 04:40:40 · 3 answers · asked by noemi_pena 1

If the sides of a square are decreased by 3 cm, the area is decreased by 81 cm2. What were the dimensions of the original square

2006-10-09 04:08:16 · 12 answers · asked by lawanda p 1

D answer is ... "313"... bt i dunno how 2 go abt it.. help...related to permutations n combinations

2006-10-09 04:06:49 · 4 answers · asked by the_rip_roaring 3

2006-10-09 03:58:53 · 11 answers · asked by Aqsaqqal D 1

6x=12

2006-10-09 03:39:11 · 15 answers · asked by Anonymous

2006-10-09 03:38:19 · 8 answers · asked by Anonymous

2006-10-09 03:34:12 · 15 answers · asked by splandastic 3

2006-10-09 03:31:27 · 11 answers · asked by BMW 1

I would be exstremly gratful if someone could help me with this quesion

2006-10-09 03:10:26 · 14 answers · asked by john w 1

Can one of you math genious post a milimeter(mm) conversion chart for me,i need to convert some US standards to mm's ,for an order. Thank you

2006-10-09 03:09:37 · 3 answers · asked by johnnyBgood 4

prove that if
a^(n) - b^(n) = (a-b)[(a-b)^(n-1)+nk]
then "k" will come natural for n=any prime number.
Please provide the mathematical proof.

2006-10-09 03:08:49 · 9 answers · asked by rajesh bhowmick 2

the largest popcorn container ever filled was one constructed in October of 1994 by the students and faculty of Beauclerc Elementary School in Jacksonville, FL. The container was approx. 40 feet long 21 feet wide, and 8 ft. high. How many cubic feet of popcorn did the container contain when it was filled?

2006-10-09 02:51:23 · 6 answers · asked by causeway 1

How many more square feet of tile would it take to cover a cube of sides 8 feet than a sphere of diameter 8 feet?

2006-10-09 02:48:51 · 7 answers · asked by causeway 1

approx.________pounds.

On average, a giraffe's tongue growns to be 50 centimeters or approx. ________inches.

2006-10-09 02:47:07 · 2 answers · asked by causeway 1

Prove that 4=3 and state the wrong statement :D!!

2006-10-09 02:42:58 · 4 answers · asked by Yuna 1

2006-10-09 02:40:39 · 4 answers · asked by Sergio__ 7

Answers must be related to mathematics for economist.

2006-10-09 02:37:41 · 1 answers · asked by Justice B 1

2006-10-09 02:30:00 · 7 answers · asked by osurules 1

What are these temperatures in degrees Fahrenheit?

2006-10-09 02:28:50 · 2 answers · asked by osurules 1

grams of iron are there in 25 grams of rust?

2006-10-09 02:26:49 · 5 answers · asked by osurules 1

the water 6 feet from the base of the wall. How high was the diving block from which Joe Jump jumped?

2006-10-09 02:25:19 · 2 answers · asked by osurules 1

the water 4 feet from the base of the wall How far did Jenny Jump jump altogether?

2006-10-09 02:24:13 · 3 answers · asked by osurules 1

How long will it take them if they work together, yet independently ?

2006-10-09 01:52:25 · 7 answers · asked by Anonymous

2006-10-09 00:47:27 · 28 answers · asked by Anonymous

We have the cylindrical equation:
r = h Θ

1) What do you call the graph?
2) Convert it into spherical coordinates.
3) In what area of mathematics is this kind of question found?

Thanks...

...easy...

^_^

2006-10-09 00:46:31 · 3 answers · asked by kevin! 5

rose drove her car from her home to the province and back, a total distance of 120 km. her average speed returning was 3 kph slower than her average speed going to the province . if her total driving time was 9 hours, what was her average speed in going to the province?
joel drives his car for 20 km at a certain speed. at a distance, he increases his speed by 5 km per hour and drives for an additional 20 km. if the total trip taken was one hour , what is his original speed?

2006-10-09 00:34:19 · 3 answers · asked by avenger 2

a flare is launched from a life raft with an initial velocity of 176 m/ sec. how many seconds will it take for the flare to return to the sea?
find the speed at which water travels in a pipe if the height is (use the formula v^2 = (h+10)
a. 5cm b. 8cm. c. 18cm.
the velocity of a bloodcorpuscle in a vessel depends on how far the the corpuscle is from the center of the vessel. let r be the constant radius of the vessel ; Vm , , the constant maximum velocity of the corpuscle ; r, the distance from the center to a particular blood corpuscle (variable); and Vr, the velocity of that corpuscle . the velocity Vr, is related to the distance according to Vr=Vm(1-r^2/R^2). find r when Vr=1/4 Vm.
the sensitivity S to a drug is related to the dosage x by S=1000x-x^2. sketch the graph and determine what dosage gives maximum sensitivity. use the graph to determine the maximum sensitivity.

2006-10-09 00:23:23 · 3 answers · asked by avenger 2

the value of a stone is varies with cubic of its weight. the value of a 20 gm stone $10000. if the stone is broken by three parts into 5:3:2 then estimate the loss due to the breakage.

2006-10-09 00:07:20 · 9 answers · asked by Anonymous