SOLUTION: How would I multiply this expression (√a+√2b)(√a-√2b)? This is what I have 2ba-2b^2.

Algebra.Com
Question 945648: How would I multiply this expression (√a+√2b)(√a-√2b)? This is what I have 2ba-2b^2.
Found 2 solutions by Alan3354, MathTherapy:
Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
Is it ?
Or ?
==================
Don't use the radicals.
Answer by MathTherapy(10552)   (Show Source): You can put this solution on YOUR website!

How would I multiply this expression (√a+√2b)(√a-√2b)? This is what I have 2ba-2b^2. 


 ------- FOILing binomials

        

You can do the check!! 

===================

If you need a complete and detailed solution, let me know!!

Send comments, “thank-yous,” and inquiries to “D” at MathMadEzy@aol.com.

Further help is available, online or in-person, for a fee, obviously. 



For FREE info and answers to questions about the ASVAB exam, the NYS 3 – 8 city/state wide exams,GENERAL

MATH and HOMEWORK QUESTIONS, or MATH QUESTIONS related to the Regents Integrated Algebra, 

Regents Geometry, Regents Algebra 2/Trigonometry, SHSAT, COOP/HSPT/TACHS, PSAT, SAT, ACT, SSAT/ISEE,

GRE, CLEP, and the TASC/GED, you can visit: http://asvabstudyzone.freeforums.net/. 

RELATED QUESTIONS


I have a problem on a homework sheet that looks like this: I am not sure where to even... (answered by stanbon,Alan3354)

How would I simplify this expression... (answered by MathLover1)

I don't know how to do this.


Determine the values for the variable that will make... (answered by stanbon)

I need help mulitplying this: (√[6] + 2√[2])(4√[6] – 3√[2])
 (answered by jim_thompson5910)

(√a- √b)/(√a+ √b)

This is in fraction form.... (answered by oscargut)

Multiply and simplify by factoring




√(2b^5 )ื√(22c^6 )

Thank you

 (answered by Alan3354)

i am asked to multiply


(√[3] + 4√[5])(2√[3] –... (answered by checkley77)

What is happening here:

(√(5) + √(5)) (10)
= 10√(5) + 10√(5) 
 (answered by josgarithmetic)

i need to simplify this expression
√(2&y(√(6&x^(5 )... (answered by ikleyn)