Science & Mathematics - 24 August 2007

Did she confuse this with zero point energy, or was she explaining the "wavefunction"? Also, can you explain what the wavefunction is?

2007-08-24 19:29:18 · 2 answers · asked by spacebendingguy 1 in Other - Science

Ok, im going to make it up:

pat paints a fence in 2 hours, jill in 3 hours. put them together, how long does it take them for paint one fence.

1 hr and 12 mins, right?

2007-08-24 19:27:03 · 11 answers · asked by Trace 2 in Mathematics

The base of the triangle is bisected to create two triangles, one small and one large. The height of the smaller triangle is 15 cm and the height of the larger triangle is 25? The base of the larger triangle is 40 cm. What is the length of the base of the smaller triangle?

2007-08-24 19:22:10 · 2 answers · asked by huskychick88 1 in Mathematics

2007-08-24 19:19:24 · 4 answers · asked by LELAND 4 in Physics

Please list everything u can type. ty

2007-08-24 19:15:18 · 4 answers · asked by Tyler 2 in Medicine

If the given is secθ=3 in Quadrant IV, then what's the cosθ, tanθ, sinθ, and cos(2θ)? Thank you. I appreciated it.

2007-08-24 19:13:26 · 3 answers · asked by Anonymous in Mathematics

FACTOR OUT COMPLETELY

1. a^2 - 8ab + 16b^2 - 25

2. a^2 - b^2 + 8b - 16

***easy 2 points to whoever answers it

2007-08-24 19:07:57 · 2 answers · asked by Anonymous in Mathematics

The surface of a certain plant that requires painting is 8,000 sq.ft Two kinds of paint are available whose brand are A and B. Paint A cost P1.40 per sq. ft. but needs renewal at the end of every 4 years, while paint B cost P1.80 per sq.ft.
Please show me your formula or computation to prove that your answer is correct.. Thanks and God Bless You.

2007-08-24 19:05:47 · 2 answers · asked by JEV# 2 in Mathematics

2007-08-24 19:05:39 · 3 answers · asked by arul k 1 in Engineering

2007-08-24 19:00:36 · 7 answers · asked by koh_arian 2 in Engineering

28x^9y^9+8x^6y^5-24x^3y^3

2007-08-24 18:51:46 · 3 answers · asked by carole bostic 1 in Mathematics

determine which 2 equations are parallel...please help and show work so i can have a better understanding...thanks.

a. y=3x-5

b. y=4x+5

c. y=1/4x+5

d. y=-4x+9

2007-08-24 18:42:04 · 5 answers · asked by lele 2 in Mathematics

Markovnikov's rule states that:

a) addition to an alkene will give the least substituted product.

b) addition to an alkene will give the most highly substituted product.

Could someone explain the answer
Thanks

2007-08-24 18:40:32 · 3 answers · asked by awoodifield84 1 in Chemistry

2007-08-24 18:38:29 · 9 answers · asked by jellybuub! 1 in Other - Science

2sqrtx+3(x+1)^2-sqrt4x + x^2

2007-08-24 18:30:54 · 1 answers · asked by curly152 1 in Mathematics

2007-08-24 18:30:18 · 6 answers · asked by creatureofmars 1 in Engineering

2007-08-24 18:25:47 · 4 answers · asked by e-man 1 in Weather

I've just built the shape by hand, and after folding and every other little odd job that needed to be done it's come out looking like my dog's breakfast.
I was wondering if there was a free computer program out there where I could design it then print it off?

2007-08-24 18:24:02 · 1 answers · asked by Skaggy says: 5 in Mathematics

2007-08-24 18:21:58 · 4 answers · asked by e-man 1 in Weather

The population of Cedar Rapids is expanding at a rate of
P = Po e^kt,
where Po is the current population, k is the expansion rate and t is time (in years). If the populations were 10,000 in 1990 and 12,000 in 2000, when will it reach 20,000?

2007-08-24 18:21:49 · 2 answers · asked by curly152 1 in Mathematics

Each one of these I have to factor. Can anyone help me with this? Thank you

2007-08-24 18:16:49 · 3 answers · asked by carole bostic 1 in Mathematics

2007-08-24 18:12:33 · 8 answers · asked by Anonymous in Astronomy & Space

2007-08-24 18:08:19 · 8 answers · asked by Anonymous in Zoology

i want more infomation on immunofluorescent.types of test it is?? whats principal they used. and how is the test procedure..
what advantages and disadvantages of it??
please help....i need it fast..

2007-08-24 18:04:01 · 1 answers · asked by aLeMap 1 in Medicine

2007-08-24 18:02:30 · 6 answers · asked by cee 1 in Zoology

2007-08-24 18:00:46 · 3 answers · asked by porcha b 1 in Other - Science

2007-08-24 17:56:00 · 2 answers · asked by nurul h 1 in Biology

The equation given is
lg5lg5 + lg5lgx = lg4lg4 + lg4lgx
Find x

Help please >.<

2007-08-24 17:53:24 · 4 answers · asked by Anonymous in Mathematics

just wondering..

2007-08-24 17:52:20 · 6 answers · asked by Karen<33 1 in Medicine

im lost. how do i solve this. i dont want just the answer. please, i want to learn, thankyou.

2007-08-24 17:50:56 · 6 answers · asked by iamafreak12345 1 in Mathematics