Write the number in the form a +bi

1 answer
Question:

Write the number in the form a +bi

Answers

[tex]\bf \sqrt{-9}+10\implies \sqrt{-1\cdot 9}+10\implies \sqrt{-1}\cdot \sqrt{9}+10 \\\\\\ \sqrt{-1}\cdot \sqrt{3^2}+10\implies i\cdot 3+10\implies 3i+10\implies \boxed{10+3i}[/tex]

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