25. (3 + 4j) (5 – 12j)

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter11: Topics From Analytic Geometry
Section: Chapter Questions
Problem 58RE
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Change each number to polar form and then perform the indicated operations.Express the result in rectangular and polar forms . Check by performing the same operation in rectangular form. Only 25,26,27, 28 and 29 need to decide
forms. Check by performing the same operation in rectangular form.
In Exercises 25–36, change each number to polar form and then perform
the indicated operations. Express the result in rectangular and polar
forms. Check by performing the same operation in rectangular form
26. (-2 + 5j) (-1- j)
28. (1 +5j) (4+ 2j)
25. (3 +4)) (5– 12j)
27. (7- 3j) (8 + j)
40j
7.
29.
1-3j
30.
7+ 2j
30 + 40j
31.
5-12j
-2+ 5j
32.
-1- j
33. (3 + 4j)*
35. (2 + 3j)
34. (-1-j)*
36. (1 2j)°
2020/11/6 14:22
Homework 3.6. Roots of Complex Numbers
Transcribed Image Text:forms. Check by performing the same operation in rectangular form. In Exercises 25–36, change each number to polar form and then perform the indicated operations. Express the result in rectangular and polar forms. Check by performing the same operation in rectangular form 26. (-2 + 5j) (-1- j) 28. (1 +5j) (4+ 2j) 25. (3 +4)) (5– 12j) 27. (7- 3j) (8 + j) 40j 7. 29. 1-3j 30. 7+ 2j 30 + 40j 31. 5-12j -2+ 5j 32. -1- j 33. (3 + 4j)* 35. (2 + 3j) 34. (-1-j)* 36. (1 2j)° 2020/11/6 14:22 Homework 3.6. Roots of Complex Numbers
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