Problem 96 of 7
Evaluate expression 10-3i+i^2-5 using i^2=-1.
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simplify using i^2=-1.
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Expression should require simplifying i^2 or combining real and imaginary terms.
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Solution
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1. Replace i^2 with -1 where it appears.
2. Distribute real scalars if needed.
3. Combine real parts and imaginary parts.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Treating i^2 as positive 1.