Science & Mathematics - 31 July 2007

im scared i need answers quick

2007-07-31 15:32:57 · 19 answers · asked by I cant think of a name..... 4 in Astronomy & Space

(3ab) (a to the power of 2 b) (5b to the power of 2)

2007-07-31 15:30:10 · 5 answers · asked by mikeyyyyyyyyyyyyyyyyyyyyyyyyyyyy 1 in Mathematics

I need good explanations! Here they are
31+2(24-35)
29-3(7-9)

2007-07-31 15:30:03 · 7 answers · asked by Anonymous in Mathematics

whats the answa

2007-07-31 15:27:21 · 8 answers · asked by Ladii D- Rock 1 in Mathematics

I not sure if i want to go into that field if i can't keep up

2007-07-31 15:26:26 · 5 answers · asked by Anonymous in Other - Science

And what temp does it have to be to keep it alive?

2007-07-31 15:24:52 · 4 answers · asked by bmxchic7 3 in Biology

I need to understand this as to why heat (also work) are considered path function. How do they have inexact integral? Kindly some one explain

2007-07-31 15:23:56 · 3 answers · asked by navya 2 in Physics

I need to understand this as to why heat (also work) are considered path function. How do they have inexact integral? Kindly some one explain

2007-07-31 15:22:08 · 4 answers · asked by navya 2 in Physics

A. 32
B.79
C.480
D.1185

2007-07-31 15:15:36 · 15 answers · asked by sdp 1 in Mathematics

2007-07-31 15:12:51 · 3 answers · asked by Anonymous in Weather

the amount of heat required to change a solid to a liquid is called?

2007-07-31 15:12:02 · 5 answers · asked by Anonymous in Physics

2007-07-31 15:08:22 · 6 answers · asked by dltbillings1 1 in Mathematics

I know there is a purpose for everything but what about a mosquito?

2007-07-31 15:08:18 · 10 answers · asked by L.E.A. 1 in Biology

let k be a scalar. Use the definition of the cross product to explain why ka x b= a x kb = k (a+b) .
this is where a and b are vectors.

2007-07-31 15:06:51 · 3 answers · asked by moooona1987 2 in Mathematics

Determine which are rational and which are irrational.

1. The square root of negative 49

2. -0.733
and. __
3. 6.527

Thanks!! =)
p.s. :The repeating sign on question 3 is supposed to be over the 2 and the 7.

2007-07-31 14:51:15 · 14 answers · asked by lodiva1bw 3 in Mathematics

2007-07-31 14:38:23 · 9 answers · asked by Anonymous in Astronomy & Space

Do you think that anything if at all would give us a big warning or clue if our own galaxy was breaking apart?.[FACT]:It would take two-hundred & fifty million years for us to circle our own galaxy if it would be at all possible !?!.

2007-07-31 14:31:00 · 10 answers · asked by ? 5 in Astronomy & Space

Proving Identities:

tan x(sin x + cot x cos x) = sec x

please answer!

2007-07-31 14:29:33 · 5 answers · asked by mwali02 2 in Mathematics

2007-07-31 14:21:57 · 6 answers · asked by Bemo 5 in Physics

2007-07-31 14:21:11 · 8 answers · asked by suqqir 1 in Astronomy & Space

Im fixing to get into astrophotogrphy and need a mount. Do you think the meade LXD75 mount would be good to start off with

2007-07-31 14:16:19 · 1 answers · asked by comethunter 3 in Astronomy & Space

do i need a graphing calculator for 8th grade and is the ti-84 plus silver ed. the best for 8th grade

2007-07-31 14:13:38 · 8 answers · asked by kepster93 3 in Mathematics

DO WE EAT SPIDERS IN OUR SLEEP?

2007-07-31 14:08:59 · 12 answers · asked by KERRY K 2 in Biology

what is teh cost of launchign a commubnications satellite?

What are the frequency bands used for satellite communications?

a. between the earth and the satellite:
 
b. between the satellite and the earth:
 
c. between satellites:

What is the “focus” of a satellite dish?
 
 What is the typical lifetime of a satellite?

2007-07-31 14:06:36 · 3 answers · asked by RAGDE 2 in Astronomy & Space

Right, now I have your attention:

It occurs to me that the 27th is the date of the lunar eclipse. What's the money that, the day after, we're flooded with "I told you so" from those people who read the false email, and insist that it's Mars thay saw because it's RED?

Prepare to be annoyed.

2007-07-31 14:00:20 · 6 answers · asked by Anonymous in Astronomy & Space

what is the answer

2007-07-31 13:58:57 · 15 answers · asked by Anonymous in Mathematics

2007-07-31 13:52:20 · 5 answers · asked by me 2 in Geography

i cant figure it out and my boytoy doesnt know. sheesh

2007-07-31 13:46:43 · 11 answers · asked by mookersgirl 2 in Physics

or is it irrational to use rational numbers? i'm confused...

2007-07-31 13:45:58 · 7 answers · asked by ixat02 2 in Mathematics

What are the chances that the planet Earth will be swallowed up by a huge backhole in our lifetime?

2007-07-31 13:31:15 · 8 answers · asked by Anonymous in Astronomy & Space