Level
pending

**STEP 2**: 1 = \(\sqrt { 1 }\)

**STEP 3**: 1 = \(\sqrt { -1\times -1 }\)

**STEP 4**: 1 = \(\sqrt { -1 } \times \sqrt { -1 }\) or \(i\quad \times \quad i\)

**STEP 5**: 1= \({ \left( \sqrt { -1 } \right) }^{ 2 }\) or \({ i }^{ 2 }\)

**STEP 6**: 1 = -1

*Question*: **THE ERROR IS IN WHICH STEP?**

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