Question

please please please please find the guys

Answer 1

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here is your answer :

√x+1 - √x-1 = -1
(√x+1) = (√x-1 - 1)
(x+1 ) = (√x-1 - 1) power 2
(x+1) = (x-1)+1 - 2√x-1
x-x+1-1+1 = -2√x-1

1 = -2√x-1 -----------> EQ (1)

according to equation (1)......

1 = -2√x-1
-1/2 = √x-1
(-1/2) power 2 = x-1
1/4 = x-1
x= 1/4+1
x= 1+4/4

x = 5/4