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If (z-1)/(z+1) is a purely imaginary num...

If `(z-1)/(z+1)` is a purely imaginary number `(z ne - 1)`, then find the value of `|z|`.

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To solve the problem, we need to find the value of \(|z|\) given that \(\frac{z-1}{z+1}\) is a purely imaginary number, where \(z \neq -1\). ### Step-by-Step Solution: 1. **Let \( z \) be expressed in terms of its real and imaginary parts:** \[ z = x + iy \] ...
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