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SOLUTION: 2 radical x = radical (x+2) I have no idea how to do this.
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Algebra: Radicals -- complicated equations involving roots
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Question 719333
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2 radical x = radical (x+2)
I have no idea how to do this.
Answer by
graphmatics(170)
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We are given that
2*sqrt(x)=sqrt(x+2)
If we square both sides of the equation we will remove the radicals. So
(2*sqrt(x))^2=(sqrt(x))^2
2^2*(sqrt(x))^2=(sqrt(x))^2
4*x=x
4*x-x=0
3*x=0
x=0