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Home > CCA2 > Chapter 10 > Lesson 10.2.1 > Problem 10-104

10-104.

Calculate (2 + i)(3 − 5i) − (1 − 4i)2. Homework Help ✎

(2 + i)(3 − 5i) − (1 − 4i)(1 − 4i)

(6 − 10i + 3i − 5i 2) − ( ? )

Combine like terms.

Simplify. Recall that i 2 = −1.