Sunday
May 26, 2013

# Posts by lucy

Total # Posts: 667

algebra
A student wrote – 3 > x > 5 as the inequality that represents the real numbers less than – 3 or greater than 5. Explain why this is incorrect.

Physics
How far above the surface of the Earth does an object have to be in order for it to have a weight which is 0.53 times the same weight as it would have on the surface of the Moon? (Ignore any effects from the Earth's gravity for the object on the Moon's surface or from ...

Calculus
f(x)=4-x^2-ln((1/2)x+1) find the tangent line approximation of f(-0.2)

Ochem
Give the products (if any) expected from the treatment of the following compounds with ozone followed by aqueous hydrogen peroxide. Do not include any byproducts. 1) 2-methyl-2-pentene 2) cyclooctene Please help! I'm not sure on where to start with this problem.

Biology
Thank you

Biology
There is probably a really obvious answer to this but could you help please? In his lifetime a man produces many millions of spem cells and yet he is most unlikely to have more than ten children. Suggest a biological advantage of producing such vast numbers of sperm

math
If a 5 gallon bucket was filled to the top with pig feed, how much would it weigh?

physics
james pushed his 10 kg cart with a constant horizontal force of 9.0 Newtons over a distance of 3.1 meters. If all frictional forces are neglected and the cart started from rest, what is the grocery cart's final speed in meters per second?

math
Set up an algebraic equation for this problem:When Brett and his younger sister add their ages together the sum in 17. Brett is not a teenager yet. In fact his age is not even a two-digit number. How old is Brett's sister?

Psycology
I need help with something

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