WACE ATAR Mathematics Specialist Practice Questions - WACE Year 12 ATAR Mathematics Specialist (Western Australia) Exam

Simplify the complex expression z = (2 + 3i) / (1 - 2i) into Cartesian form a + bi.

0.8 + 1.4i -4 + 7i -0.8 - 1.4i -0.8 + 1.4i

Correct Answer:

-0.8 + 1.4i

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