Question

Q3. If√X+1=2then X is:
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Answer 1

Answer:

√x + 1 = 2

or, √x = 1

or, x = 1 [ Squaring both sides ]

Answer 2

Answer:

√X+1=2

√X = 2 - 1

(√X)^2 = 1^2

X = 1