SOLUTION: simplify
a-b/sqrt a-sqrt b
Algebra.Com
Question 143455: simplify
a-b/sqrt a-sqrt b
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
(a-b)/(sqrt(a)-sqrt(b)) I assume that this is the problem.
=(a-b)/(sqrt(a)-sqrt(b)) * (sqrt(a)+sqrt(b))/(sqrt(a)+sqrt(b)) We must eliminate all sqrts in the denominator.
=(a-b)(sqrt(a)+sqrt(b))/(a-b)
=sqrt(a)+sqrt(b)
.
Ed
RELATED QUESTIONS
using formula sqrt a/b = sqrt a / sqrt b
simplify
sqrt... (answered by stanbon)
Simplify: sqrt (21) (sqrt(7) + sqrt(3))
a) 7 sqrt (3) + 3 sqrt(7)
b) 7 sqrt(3) + sqrt (answered by Fombitz)
Simplify: sqrt () 12 - sqrt () 27
a) -sqrt () 3
b) -sqrt () 15
c) -5 sqrt () 3
d)... (answered by checkley77,stanbon)
simplify: sqrt (121/9)
a) sqrt (11) / sqrt (3)
b) 3 sqrt (11)
c) 11/3
d) sqrt (11)... (answered by JBarnum)
simplify: sqrt (121) / (9)
a) sqrt (11) / sqrt (3)
b) 3 sqrt (11)
c) 11/3
d) sqrt... (answered by ashleymarrie)
{{{ (a-b)/(sqrt ( a )+sqrt ( b ))... (answered by josgarithmetic)
simplify: sqrt()27 - sqrt()8 + 2sqrt()2
a)3 sqrt() 3
b) 0
c)3 sqrt () 3 - 4 sqrt()2
(answered by Fombitz)
Simplify: 2 sqrt () 27 - sqrt () 3
a) 2 sqrt () 27 - sqrt () 3
b) 2 sqrt () 3
c) 5... (answered by checkley77)
Simplify
SQRT(-8) + SQRT(-2)
A. 3[SQRT(2)]i
B. SQRT(6)
C. [SQRT(6)]i
D.... (answered by MathLover1)