Mathematics - 28 November 2007

x^4 - 1 (x to the 4th power minus 1)

not sure if I have it- thanks!!

2007-11-28 11:24:54 · 8 answers · asked by Smilingcheek 4

2007-11-28 11:24:30 · 2 answers · asked by Henri J 1

This one's been bugging me for years since I took hs geometry. Construction using only ruler and compass. Given any four points, construct a square so that each side of the square or its extension passes through one of the four points. Show method, please

2007-11-28 11:19:31 · 1 answers · asked by Anonymous

pile in the shape of a cone whose base diameter and height are always equal.How fast is the height of the pile increasing when the pile is 20 ft high?

2007-11-28 11:15:14 · 1 answers · asked by simonkf2002 1

7n!/(n-2)=6(n+1)/(n-1)

2007-11-28 11:15:04 · 3 answers · asked by Anonymous

integrate: (x+1)(2x-3)/Sqrootx

2007-11-28 11:15:00 · 2 answers · asked by innerchild191 2

like if someone asked your height in inches and you where 5'2"

2007-11-28 11:09:34 · 10 answers · asked by dollface66 2

can anybody help me understand this

2007-11-28 11:04:40 · 6 answers · asked by T P 1

Why is mass more useful than weight for measuring matter?

Also.. what property of matter is measured in cubic centimeters?

How are milliliters related to liters?

2007-11-28 10:51:15 · 3 answers · asked by Brittneyyyyyy 1

2007-11-28 10:46:52 · 4 answers · asked by Mykel D 1

in this problem, the question only states to match the trigonometric question with the answer that is right.. I don't know which is the right answer and how to get the right answer. the expression: (sec (x) cos (x)) matches with which answer? A) -1 B) cos x C) cot x D) 1 E) -tan x F) sin x

2007-11-28 10:46:28 · 1 answers · asked by Isabelle31 1

Im doing a science fair project in school and i need to know a simple but accurate formula for R-Value. How do I find it? Is it also possible to do the R-Value formula with the metric system(centimeters and grams) instead of inches and feet? I really need to know the R-Value formula and fast so please help me!

2007-11-28 10:28:57 · 1 answers · asked by xx_Tina_xx 2

i need help with this math question its asking me to expand this, 4(x-6)

2007-11-28 10:27:32 · 9 answers · asked by Brooke J 1

how to solve s/s+2+s=5s+8/s+2

2007-11-28 10:26:27 · 3 answers · asked by Tiana S 1

A factory has 6 machines,2 are modified, within a week problems are reported with 3 machines.

Assuming all machines are equally likley to give problems what is the probability that both of the modified machines are among the 3 with problems??


the answer is 0.20 i need to be shown how to get the answer

2007-11-28 10:25:25 · 1 answers · asked by Bob 2

if anyone can help/break this down for me....THANKYOU
Find the first derivative:

1) (x^2)/tanx
2) cosx + (x^2)
3) 3cscx
4) 2cos(x^2)/(x^3)
5) x^2 + (sin4x/2)

2007-11-28 10:17:36 · 1 answers · asked by popasmile 1

Each daughter demanded infinitely many dollar bills for christmas shopping spree. The banker knows, that neither investors nor his daughtres check serial numbres of the bills, they are concerned only about total amount.

How can the banker embezzle enough money to please all his daughters, and get away with it during the next audit?

2007-11-28 10:16:54 · 3 answers · asked by Alexander 6

please help with

d^2 - 5d=3d^2 + 1

it is a quadratic equation and your aloud to round to the neareth hundred if necessary

2007-11-28 09:33:56 · 3 answers · asked by yo 1

2007-11-28 09:31:57 · 3 answers · asked by Boo Radley 4

that can turn the corner where the hallways intersect

2007-11-28 09:31:11 · 3 answers · asked by 2brina 1

here is the question:

22. state whether the quanitity has a direct variation.

The Circumference C if a circle and it's diameter d are related by the equation C=(pie symbol)d.

ok i have no idea my math teacher didnt explain this to me. can you help me understand better.

2007-11-28 09:26:20 · 4 answers · asked by mveeyore_luver 4

The coordinates are : (0,3) (3,0). and then theres a line threw them. Can you tell me how pls ?? :)

2007-11-28 09:20:19 · 2 answers · asked by ? 2

which shape does not have a rotational symmetry?
trapezoid, regular pentagon, circle, or square

2007-11-28 09:13:56 · 14 answers · asked by Anonymous

sin(x)/x

2007-11-28 09:10:01 · 2 answers · asked by lordvoom2 2

im wut situation can you use only multiplication 2 find the same fractions to a given fraction?Give an example.

2007-11-28 09:00:08 · 3 answers · asked by ladybug101 1

This problem is driving me crazy... how would you do...

log2 (3x + 2) - log4 x = 3

Since the bases aren't the same, I don't know what to do >.<

Can someone help me figure out the steps so I can know what I'm doing?... I tried somethin and got 14/3... But it didn't work.

2007-11-28 08:55:57 · 6 answers · asked by Missi R 1

2007-11-28 08:53:40 · 5 answers · asked by Anonymous

20x^2 + 31x + 12

and

-45x^3 + 42x^2 - 9x

please help!

2007-11-28 08:52:38 · 8 answers · asked by Anonymous

"Let BC be the diameter of the circle T with centre O. Let A be a point on T such that 0 < (
Circle T on the real question is Circle Gamma.

I'd really appreciate it, if you told me what to do whether than give me the answer.

2007-11-28 08:52:11 · 2 answers · asked by UnknownD 6

One interger is 8 less than another interger. The product of the lesser interger and -5 is 28 more than the greater interger. What are the interger?

2007-11-28 08:49:37 · 4 answers · asked by erikjjjacob 1