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 performthe indicated operations. Express the result in rectangular and polarforms. Check by performing the same operation in rectangular form26. (-2 + 5j) (-1- j)28. (1 +5j) (4+ 2j)25. (3 +4)) (5– 12j)27. (7- 3j) (8 + j)40j7.29.1-3j30.7+ 2j30 + 40j31.5-12j-2+ 5j32.-1- j33. (3 + 4j)*35. (2 + 3j)34. (-1-j)*36. (1 2j)°2020/11/6 14:22Homework 3.6. Roots of Complex Numbers

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Answered: 25. (3 + 4j) (5 – 12j)

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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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

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