Mathematics, 11.10.2019 20:30, ImCoolJenny

Can someone check my work? . 1. simplify the given expression.. (7 − 3i) • (2 − i) . 4 + i (my answer) . 14 + 3i . 11 − 13i . 14 − 10i . 2. simplify the given expression.. (−5 + 3i) • (1 − 2i) . −5 − 6i (my answer). 1 + 13i . 2 + i . 4 − 5i . 3. simplify the given expression.. (1 + 3i) + (2 − 5i) . −1 − 2i . 3 − 2i (my answer). 4 − 3i . 5 + 6i . 4. simplify the given expression.. (6 + 2i) − (8 − 3i) . −2 + 5i (my answer). −2 − i . 8 + 5i . 8 − 5i .

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Can someone check my work? . 1. simplify the given expression.. (7 − 3i) • (2 − i) . 4 + i (my answe...