Posted by **lola** on Sunday, February 21, 2010 at 2:12pm.

81y4 - 16

i know its A2 – b2 = (a-b)(a+b) but i cant figure it out

## Answer This Question

## Related Questions

- math - Okay. so say their is a list of numbers: x y 0 3 1 5 2 7 3 9 4 11 I know ...
- Business math - Im trying to figure out how to find the equaton for the ...
- Science - I'm struggling to figure out velocity and understanding the formulas. ...
- Math - I know this is simple arithmetic but i just cant seem to figure out the ...
- math - So i need to figure out what the angle and speed was of a foot ball that ...
- 6th ggrade math - Will some please help me figure this out??? ?x?/?+?x?/?-?=6 ...
- 6th grade math - Will some please help me figure this out??? ?x?/?+?x?/?-?=6 You...
- math - two figures are shown. figure a is a square and figure b is a rectangle. ...
- Math - i cannot remember how to figure this out. I need to know how to figure ...
- Math!!! - I have a input output table and I can't figure out the rule here is ...

More Related Questions