SOLUTION: I need help with solving a radical eguation including a root:
sqrt(x)-1=sqrt(5+sqrt(x))
Thank you!
Algebra.Com
Question 439380: I need help with solving a radical eguation including a root:
sqrt(x)-1=sqrt(5+sqrt(x))
Thank you!
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
sqrt(x)-1=sqrt(5+sqrt(x))
x-2sqrt(x)+1=5+sqrt(x) square each side.
x-4=3sqrt(x)
x^2-8x+16=9x square each side
x^2-17x+16=0
(x-16)(x-1)=0
x=16
.
Ed
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