Problem

find out the value of \( x: x^{\wedge} 2-1=0 \)

Solution

Step 1 :\( x^{2} - 1 = 0 \)

Step 2 :\( (x - 1)(x + 1) = 0 \)

Step 3 :\( x - 1 = 0 \) or \( x + 1 = 0 \)

From Solvely APP
Source: https://solvelyapp.com/problems/8751/

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