Initial equation
Take inverse
Identity
Multiply Square Roots
FOIL
Simplify
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VERIFICATION:
Initial Equation
Identity
Rewrite
Substitute in our Answer
Simplify
Multiply by 2 and subtract i from both sides
Common denominator
Simplify
Simplify
Multiply by the Denominator
Distribute
Simplify
Simplify
Both sides are equal, thus the answer is correct.