Multiplying Complex Numbers InExercises 31–38, perform the operation andwrite the result in standard form.31. (1 + i)(3 − 2i) 32. (7 − 2i)(3 − 5i)33. 12i(1 − 9i) 34. −8i(9 + 4i)35. (√2 + 3i)(√2 − 3i) 36. (4 + √7i)(4 − √7i)37. (6 + 7i)2 38. (5 − 4i)2
Multiplying Complex Numbers InExercises 31–38, perform the operation andwrite the result in standard form.31. (1 + i)(3 − 2i) 32. (7 − 2i)(3 − 5i)33. 12i(1 − 9i) 34. −8i(9 + 4i)35. (√2 + 3i)(√2 − 3i) 36. (4 + √7i)(4 − √7i)37. (6 + 7i)2 38. (5 − 4i)2
Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter1: Equations And Graphs
Section1.CR: Chapter Review
Problem 66E
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Question
Multiplying
Exercises 31–38, perform the operation and
write the result in standard form.
31. (1 + i)(3 − 2i) 32. (7 − 2i)(3 − 5i)
33. 12i(1 − 9i) 34. −8i(9 + 4i)
35. (√2 + 3i)(√2 − 3i) 36. (4 + √7i)(4 − √7i)
37. (6 + 7i)2 38. (5 − 4i)2
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