Wednesday

September 3, 2014

September 3, 2014

Posted by **Ashley A.** on Saturday, December 17, 2011 at 8:36pm.

- math -
**Damon**, Saturday, December 17, 2011 at 8:46pmLOL

a^2 - b^2 = (a-b)(a+b) identity, know it

so

4 - 81 u^2 = (2-9u)(2+9u)

so

4 - 81 u^2 is the multiple you are looking for

**Answer this Question**

**Related Questions**

Algebra - Find the LCM of (7+9u), (49-81u^2), and (7-9u) Find the LCM of 15x^8 ...

Algebra - Find the LCM of(2+9u),(4-81u)AND (2-9u)???? HELP

Algebra - FIND THE LCM OF (2+9U),(4-81U)AND (2-9U)???? HELP

Algebra - FIND THE LCM OF (2+9U),(4-81U)AND (2-9U)???? HELP

Math - Find the LCM of 11(s-3) and 33(s-3). LCM of 11 is 11*1 LCM of 33 is 3*11 ...

Math - Can someone check my answers for me pls? True or False LCM of 10 and 18 ...

Algebra - I am stumped by these two LCM questions for some reason. Find The LCM ...

MATH{lcm} - ok here is a list of 2 numbers Each and I had to find the LCM of... ...

math - is this right Find the LCM for the given numbers by an appropriate method...

Math - I still do not understand Today was my first day learning how to add 3 ...