Question 5 • Fall 24 GMS Advanced Algebra: Concepts and Connections A
Use the distributive property: (2 – 7i)(–1 + 4i) = –2 + 8i + 7i – 28i². Since i² = –1, the last term is +28, so the product is 26 + 15i. The correct choice is A, 26 + 15i.
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