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Home > A2C > Chapter Ch9 > Lesson 9.2.3 > Problem 9-111

9-111.

Start by multiplying.
i 2 − 6i + 9 = 8 − 6i

i 2 = −1, so i 2 − 6i + 9 = −1 − 6i + 9 = 8 − 6i

See part (a).

See part (a).