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Simplify. \newline9i+11i9i + 11i \newlineWrite your answer in the form a+bia + bi.

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Full solution

Q. Simplify. \newline9i+11i9i + 11i \newlineWrite your answer in the form a+bia + bi.
  1. Group like terms: Group like terms in 9i+11i9i + 11i. \newline9i+11i=(9+11)i9i + 11i = (9 + 11)i
  2. Simplify: Simplify (9+11)i(9 + 11)i. \newline(9+11)i=20i(9 + 11)i = 20i

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