SOLUTION: full break down on why (sqrt a + sqrt b)^2 / a-b = a + 2 sqrt ab + b/a-b
Algebra.Com
Question 194010: full break down on why (sqrt a + sqrt b)^2 / a-b = a + 2 sqrt ab + b/a-b
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
^2}{a-b} = \frac{\left(\sqrt{a}+\sqrt{b}\right)\left(\sqrt{a}+\sqrt{b}\right)}{a-b})
Just use FOIL and collect terms in the numerator.
John
RELATED QUESTIONS
x^2 + 6x -25 =0
answer: -3 +-sqrt(34)
any other method of solving this... (answered by Earlsdon)
(x-3) ^2 = 20
answer 3 +2 sqrt 5,3 - 2 sqrt 5
why is the answer 3 + 2 sqrt... (answered by jim_thompson5910)
sqrt(a^2/b^5)
sqrt (a/b sqrt... (answered by mananth)
(sqrt 5- sqrt7)^2
answer:12-2 sqrt 35 need a full break down on why the answer is... (answered by solver91311)
simplify
a-b/sqrt a-sqrt... (answered by edjones)
{{{ (a-b)/(sqrt ( a )+sqrt ( b ))... (answered by josgarithmetic)
sqrt () 18/ sqrt ()8 - sqrt 2
a) 9 sqrt () 2/6
b) 3 sqrt () 2
c) sqrt () 3... (answered by rapaljer)
For a= Sqrt(10)+ sqrt(2)/2 and b= Sqrt(10)- sqrt(2)/2 , we have
Log2... (answered by KMST)
4 sqrt 300 - 8 sqrt 75
why is the answer: 0 neeed a full break down (answered by jim_thompson5910)