Textbook QuestionIn Exercises 9–20, find each product and write the result in standard form. (- 5 + 4i)(3 + i)229views
Textbook QuestionIdentify each number as real, complex, pure imaginary, or nonreal com-plex. (More than one of these descriptions will apply.) -6 -2i663views
Textbook QuestionIn Exercises 21–28, divide and express the result in standard form. 2/(3 - i)249views
Textbook QuestionIn Exercises 37–52, perform the indicated operations and write the result in standard form. (- 2 + √-4)^2240views
Textbook QuestionFind each sum or difference. Write answers in standard form. (-3+2i) - (-4+2i)206views
Textbook QuestionIn Exercises 48–57, perform the indicated operations and write the result in standard form. √ (-32) - √ (-18)222views
Textbook QuestionIn Exercises 95–99, perform the indicated operations and write the result in standard form. (i^98 - i^94)/i^49230views