Thursday
December 12, 2013

# Posts by Katrina

Total # Posts: 190

Math
It's ok, I see how this is the answer now! Thanks again for your help!

Math
Would this [-infinity, -2] and [1, infinity] be the same and equal (-infinity sign,-2, U(1,infinity sign)

Math
Please help! They are asking for 2 solution sets and I don't know where to start. Thanks in advance! Solve and write interval notation for the solution set. 3 – 8x < –5 or 3 – 8x > 19

Algebra
An area, A, consisting of the sum of two squares is 1000. The side of one square is 10 less than 2/3 of the side of the other square. What are the sides of the squares?

Physics
Do atoms have colors? What colors are they? Are they all the same color, or are all carbon atoms one color and all hydrogen atoms a different color for instance? Or are they the color of the object? Thanks for your help.

Science
1. What is the relationship between elevation and average surface temperature? 2. What is the generalized relationship between latitude and average surface temperature..(I think it's that the higher the latitude, the colder the surface temperature)? 3. What is the relation...

science

algebra