Express the following in standard form: (2 + 3i)(2 - 3i)(1 - i)²

5 + 12i

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4 – 9 i

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- 26 i

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6 + 12i

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Solution

The correct option is C
- 26 i

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Similar questions

Express the following in standard form: (2 – 3i)²

\frac{(2 - 3 i)}{(2 - 2 i)}

i^{2} = - 1

\frac{(1 + i)^{2}}{3 - i}

\frac{(1 + i) (2 + 3 i) (3 - 4 i)}{(2 - 3 i) (1 - i) (3 + 4 i)} = a + i b

a^{2} + b^{2} =

\frac{(1 + 7 i)}{(2 - i)^{2}}

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